Arvind Sankar [Wed, 18 Dec 2019 21:44:47 +0000 (16:44 -0500)]
arch/arm/setup: Drop dummy_con initialization
con_init in tty/vt.c will now set conswitchp to dummy_con if it's unset.
Drop it from arch setup code.
Signed-off-by: Arvind Sankar <nivedita@alum.mit.edu>
Link: https://lore.kernel.org/r/20191218214506.49252-6-nivedita@alum.mit.edu
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Arvind Sankar [Wed, 18 Dec 2019 21:44:46 +0000 (16:44 -0500)]
arch/arc/setup: Drop dummy_con initialization
con_init in tty/vt.c will now set conswitchp to dummy_con if it's unset.
Drop it from arch setup code.
Signed-off-by: Arvind Sankar <nivedita@alum.mit.edu>
Link: https://lore.kernel.org/r/20191218214506.49252-5-nivedita@alum.mit.edu
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Arvind Sankar [Wed, 18 Dec 2019 21:44:45 +0000 (16:44 -0500)]
arch/alpha/setup: Drop dummy_con initialization
con_init in tty/vt.c will now set conswitchp to dummy_con if it's unset.
Drop it from arch setup code.
Signed-off-by: Arvind Sankar <nivedita@alum.mit.edu>
Link: https://lore.kernel.org/r/20191218214506.49252-4-nivedita@alum.mit.edu
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Arvind Sankar [Wed, 18 Dec 2019 21:44:44 +0000 (16:44 -0500)]
vt: Initialize conswitchp to dummy_con if unset
If the arch setup code hasn't initialized conswitchp yet, set it to
dummy_con in con_init. This will allow us to drop the dummy_con
initialization that's done in almost every architecture.
Signed-off-by: Arvind Sankar <nivedita@alum.mit.edu>
Link: https://lore.kernel.org/r/20191218214506.49252-3-nivedita@alum.mit.edu
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Arvind Sankar [Wed, 18 Dec 2019 21:44:43 +0000 (16:44 -0500)]
console/dummycon: Remove bogus depends on from DUMMY_CONSOLE
Since commit [1] consolidated console configuration in
drivers/video/console, DUMMY_CONSOLE has always been enabled, since the
dependency is always satisfied.
There is no point in trying to allow it to be configured out, since
(a) it's tiny, and (b) if VT_CONSOLE is enabled, we must have a working
console driver by the time con_init(vt.c) runs, and only dummycon is
guaranteed to work (vgacon may be configured in, but that doesn't mean
we have a VGA device).
So just remove the fake dependency.
[1] https://git.kernel.org/pub/scm/linux/kernel/git/tglx/history.git/commit?id=
31d2a7d36d6989c714b792ec00358ada24c039e7
Signed-off-by: Arvind Sankar <nivedita@alum.mit.edu>
Link: https://lore.kernel.org/r/20191218214506.49252-2-nivedita@alum.mit.edu
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Nathan Chancellor [Wed, 18 Dec 2019 02:39:13 +0000 (19:39 -0700)]
tty: synclink_gt: Adjust indentation in several functions
Clang warns:
../drivers/tty/synclink_gt.c:1337:3: warning: misleading indentation;
statement is not part of the previous 'if' [-Wmisleading-indentation]
if (C_CRTSCTS(tty)) {
^
../drivers/tty/synclink_gt.c:1335:2: note: previous statement is here
if (I_IXOFF(tty))
^
../drivers/tty/synclink_gt.c:2563:3: warning: misleading indentation;
statement is not part of the previous 'if' [-Wmisleading-indentation]
if (I_BRKINT(info->port.tty) || I_PARMRK(info->port.tty))
^
../drivers/tty/synclink_gt.c:2561:2: note: previous statement is here
if (I_INPCK(info->port.tty))
^
../drivers/tty/synclink_gt.c:3221:3: warning: misleading indentation;
statement is not part of the previous 'else' [-Wmisleading-indentation]
set_signals(info);
^
../drivers/tty/synclink_gt.c:3219:2: note: previous statement is here
else
^
3 warnings generated.
The indentation on these lines is not at all consistent, tabs and spaces
are mixed together. Convert to just using tabs to be consistent with the
Linux kernel coding style and eliminate these warnings from clang.
Link: https://github.com/ClangBuiltLinux/linux/issues/822
Signed-off-by: Nathan Chancellor <natechancellor@gmail.com>
Link: https://lore.kernel.org/r/20191218023912.13827-1-natechancellor@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Nathan Chancellor [Wed, 18 Dec 2019 02:47:20 +0000 (19:47 -0700)]
tty: synclinkmp: Adjust indentation in several functions
Clang warns:
../drivers/tty/synclinkmp.c:1456:3: warning: misleading indentation;
statement is not part of the previous 'if' [-Wmisleading-indentation]
if (C_CRTSCTS(tty)) {
^
../drivers/tty/synclinkmp.c:1453:2: note: previous statement is here
if (I_IXOFF(tty))
^
../drivers/tty/synclinkmp.c:2473:8: warning: misleading indentation;
statement is not part of the previous 'if' [-Wmisleading-indentation]
info->port.tty->hw_stopped = 0;
^
../drivers/tty/synclinkmp.c:2471:7: note: previous statement is here
if ( debug_level >= DEBUG_LEVEL_ISR )
^
../drivers/tty/synclinkmp.c:2482:8: warning: misleading indentation;
statement is not part of the previous 'if' [-Wmisleading-indentation]
info->port.tty->hw_stopped = 1;
^
../drivers/tty/synclinkmp.c:2480:7: note: previous statement is here
if ( debug_level >= DEBUG_LEVEL_ISR )
^
../drivers/tty/synclinkmp.c:2809:3: warning: misleading indentation;
statement is not part of the previous 'if' [-Wmisleading-indentation]
if (I_BRKINT(info->port.tty) || I_PARMRK(info->port.tty))
^
../drivers/tty/synclinkmp.c:2807:2: note: previous statement is here
if (I_INPCK(info->port.tty))
^
../drivers/tty/synclinkmp.c:3246:3: warning: misleading indentation;
statement is not part of the previous 'else' [-Wmisleading-indentation]
set_signals(info);
^
../drivers/tty/synclinkmp.c:3244:2: note: previous statement is here
else
^
5 warnings generated.
The indentation on these lines is not at all consistent, tabs and spaces
are mixed together. Convert to just using tabs to be consistent with the
Linux kernel coding style and eliminate these warnings from clang.
Link: https://github.com/ClangBuiltLinux/linux/issues/823
Signed-off-by: Nathan Chancellor <natechancellor@gmail.com>
Link: https://lore.kernel.org/r/20191218024720.3528-1-natechancellor@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Zhenzhong Duan [Mon, 13 Jan 2020 03:48:42 +0000 (11:48 +0800)]
ttyprintk: fix a potential deadlock in interrupt context issue
tpk_write()/tpk_close() could be interrupted when holding a mutex, then
in timer handler tpk_write() may be called again trying to acquire same
mutex, lead to deadlock.
Google syzbot reported this issue with CONFIG_DEBUG_ATOMIC_SLEEP
enabled:
BUG: sleeping function called from invalid context at
kernel/locking/mutex.c:938
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/1
1 lock held by swapper/1/0:
...
Call Trace:
<IRQ>
dump_stack+0x197/0x210
___might_sleep.cold+0x1fb/0x23e
__might_sleep+0x95/0x190
__mutex_lock+0xc5/0x13c0
mutex_lock_nested+0x16/0x20
tpk_write+0x5d/0x340
resync_tnc+0x1b6/0x320
call_timer_fn+0x1ac/0x780
run_timer_softirq+0x6c3/0x1790
__do_softirq+0x262/0x98c
irq_exit+0x19b/0x1e0
smp_apic_timer_interrupt+0x1a3/0x610
apic_timer_interrupt+0xf/0x20
</IRQ>
See link https://syzkaller.appspot.com/bug?extid=
2eeef62ee31f9460ad65 for
more details.
Fix it by using spinlock in process context instead of mutex and having
interrupt disabled in critical section.
Reported-by: syzbot+2eeef62ee31f9460ad65@syzkaller.appspotmail.com
Signed-off-by: Zhenzhong Duan <zhenzhong.duan@gmail.com>
Cc: Arnd Bergmann <arnd@arndb.de>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Link: https://lore.kernel.org/r/20200113034842.435-1-zhenzhong.duan@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Laurentiu Tudor [Tue, 14 Jan 2020 11:00:25 +0000 (11:00 +0000)]
MAINTAINERS: Add myself as maintainer of ehv_bytechan tty driver
Michael Ellerman made a call for volunteers from NXP to maintain
this driver and I offered myself.
Signed-off-by: Laurentiu Tudor <laurentiu.tudor@nxp.com>
Acked-by: Timur Tabi <timur@kernel.org>
Link: https://lore.kernel.org/r/20200114110012.17351-1-laurentiu.tudor@nxp.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Maarten Brock [Mon, 25 Nov 2019 13:15:31 +0000 (18:45 +0530)]
serial: xilinx_uartps: set_mctrl sets RTS and DTR
set_mctrl now sets RTS and DTR.
Signed-off-by: Maarten Brock <m.brock@vanmierlo.com>
Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>
Link: https://lore.kernel.org/r/1574687731-21563-3-git-send-email-shubhrajyoti.datta@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Maarten Brock [Mon, 25 Nov 2019 13:15:30 +0000 (18:45 +0530)]
serial: xilinx_uartps: set_termios sets flowcontrol
Let set_termios enable/disable automatic flow control.
set_mctrl should not touch automatic flow control.
Signed-off-by: Maarten Brock <m.brock@vanmierlo.com>
Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>
Link: https://lore.kernel.org/r/1574687731-21563-2-git-send-email-shubhrajyoti.datta@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Maarten Brock [Mon, 25 Nov 2019 13:15:29 +0000 (18:45 +0530)]
serial: xilinx_uartps: Let get_mctrl return status
Some of the applications like microcom do not work if
modem is disabled. To fix them we always return
TIOCM_CTS | TIOCM_DSR | TIOCM_CAR instead of 0 when
using cts_override. Make get_mctrl return actual status
when not using cts_override.
Signed-off-by: Maarten Brock <m.brock@vanmierlo.com>
Signed-off-by: Shubhrajyoti Datta <shubhrajyoti.datta@xilinx.com>
Link: https://lore.kernel.org/r/1574687731-21563-1-git-send-email-shubhrajyoti.datta@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Zheng Bin [Mon, 13 Jan 2020 02:16:17 +0000 (10:16 +0800)]
tty/serial: 8250_exar: use true,false for bool variable
Fixes coccicheck warning:
drivers/tty/serial/8250/8250_exar.c:189:6-17: WARNING: Assignment of 0/1 to bool variable
drivers/tty/serial/8250/8250_exar.c:197:3-14: WARNING: Assignment of 0/1 to bool variable
drivers/tty/serial/8250/8250_exar.c:199:3-14: WARNING: Assignment of 0/1 to bool variable
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zheng Bin <zhengbin13@huawei.com>
Link: https://lore.kernel.org/r/1578881777-65475-5-git-send-email-zhengbin13@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Zheng Bin [Mon, 13 Jan 2020 02:16:16 +0000 (10:16 +0800)]
tty/serial: atmel: use true,false for bool variable
Fixes coccicheck warning:
drivers/tty/serial/atmel_serial.c:1062:1-23: WARNING: Assignment of 0/1 to bool variable
drivers/tty/serial/atmel_serial.c:1261:1-23: WARNING: Assignment of 0/1 to bool variable
drivers/tty/serial/atmel_serial.c:1688:3-25: WARNING: Assignment of 0/1 to bool variable
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zheng Bin <zhengbin13@huawei.com>
Link: https://lore.kernel.org/r/1578881777-65475-4-git-send-email-zhengbin13@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Zheng Bin [Mon, 13 Jan 2020 02:16:15 +0000 (10:16 +0800)]
tty/serial: kgdb_nmi: use true,false for bool variable
Fixes coccicheck warning:
drivers/tty/serial/kgdb_nmi.c:121:6-13: WARNING: Assignment of 0/1 to bool variable
drivers/tty/serial/kgdb_nmi.c:133:2-9: WARNING: Assignment of 0/1 to bool variable
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zheng Bin <zhengbin13@huawei.com>
Link: https://lore.kernel.org/r/1578881777-65475-3-git-send-email-zhengbin13@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Zheng Bin [Mon, 13 Jan 2020 02:16:14 +0000 (10:16 +0800)]
tty: synclink_gt: use true,false for bool variable
Fixes coccicheck warning:
drivers/tty/synclink_gt.c:2101:3-19: WARNING: Assignment of 0/1 to bool variable
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zheng Bin <zhengbin13@huawei.com>
Link: https://lore.kernel.org/r/1578881777-65475-2-git-send-email-zhengbin13@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Loic Poulain [Fri, 10 Jan 2020 08:58:04 +0000 (09:58 +0100)]
tty: serial: msm_serial: RX SW/FIFO mode fallback
During db410c stress test and when the system is low on memory,
the UART/console becomes unresponsive and never recover back.
This has been narrowed down to the msm_start_rx_dma which does
not manage error cases correctly (e.g. dma mapping failure),
indeed, when an error happens, dma transfer is simply discarded
and so never completed, leading to unconfigured RX path.
This patch fixes this issue by switching to SW/FIFO mode in case
of DMA issue. This mainly consists in resetting the receiver to
apply RX BAM/DMA disabling change and re-enabling the RX level
and stale interrupts (previously disabled for DMA transfers).
The DMA will be re-enabled once memory is available since the
SW/FIFO read function (msm_handle_rx_dm) retries to start dma
on completion.
Signed-off-by: Loic Poulain <loic.poulain@linaro.org>
Link: https://lore.kernel.org/r/1578646684-17379-1-git-send-email-loic.poulain@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Josh Triplett [Sat, 11 Jan 2020 02:25:13 +0000 (18:25 -0800)]
serial: 8250: Support disabling mdelay-filled probes of 16550A variants
The 8250 driver can probe for many variants of the venerable 16550A
serial port. Some of those probes involve long (20ms) mdelay calls,
which delay system boot. Modern systems and virtual machines don't have
those variants.
Provide a Kconfig option to disable probes for 16550A variants.
Disabling this speeds up the boot of a virtual machine with a serial
console by more than 20ms (a substantial fraction of the ~100ms needed
to boot a carefully configured VM).
Before:
[ +0.021919] 00:04: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A
After:
[ +0.000097] 00:04: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A
Signed-off-by: Josh Triplett <josh@joshtriplett.org>
Link: https://lore.kernel.org/r/20200111022513.GA166267@localhost
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Dmitry Osipenko [Sun, 12 Jan 2020 18:09:19 +0000 (21:09 +0300)]
tty: serial: tegra: Optimize DMA buffer synchronization
Synchronize only the dirty part of DMA buffer in order to avoid
unnecessary overhead of syncing of the clean part, which is the case
of every serial DMA transfer in practice.
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Link: https://lore.kernel.org/r/20200112180919.5194-3-digetx@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Dmitry Osipenko [Sun, 12 Jan 2020 18:09:18 +0000 (21:09 +0300)]
tty: serial: tegra: Activate RX DMA transfer by request
This allows DMA engine to go into runtime-suspended mode whenever there is
no data to receive, instead of keeping DMA active all the time while TTY
is opened (i.e. permanently active in practice, like in the case of UART
Bluetooth).
Signed-off-by: Dmitry Osipenko <digetx@gmail.com>
Link: https://lore.kernel.org/r/20200112180919.5194-2-digetx@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Greg Kroah-Hartman [Mon, 13 Jan 2020 11:13:05 +0000 (12:13 +0100)]
Merge 5.5-rc6 into tty-next
We need the serial/tty fixes in here as well.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Linus Torvalds [Mon, 13 Jan 2020 00:55:08 +0000 (16:55 -0800)]
Linux 5.5-rc6
Linus Torvalds [Mon, 13 Jan 2020 00:48:39 +0000 (16:48 -0800)]
Merge tag 'riscv/for-v5.5-rc6' of git://git./linux/kernel/git/riscv/linux
Pull RISC-V fixes from Paul Walmsley:
"Two fixes for RISC-V:
- Clear FP registers during boot when FP support is present, rather
than when they aren't present
- Move the header files associated with the SiFive L2 cache
controller to drivers/soc (where the code was recently moved)"
* tag 'riscv/for-v5.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/riscv/linux:
riscv: Fixup obvious bug for fp-regs reset
riscv: move sifive_l2_cache.h to include/soc
Guo Ren [Sun, 5 Jan 2020 02:52:14 +0000 (10:52 +0800)]
riscv: Fixup obvious bug for fp-regs reset
CSR_MISA is defined in Privileged Architectures' spec: 3.1.1 Machine
ISA Register misa. Every bit:1 indicate a feature, so we should beqz
reset_done when there is no F/D bit in csr_misa register.
Signed-off-by: Guo Ren <ren_guo@c-sky.com>
[paul.walmsley@sifive.com: fix typo in commit message]
Fixes:
9e80635619b51 ("riscv: clear the instruction cache and all registers when booting")
Signed-off-by: Paul Walmsley <paul.walmsley@sifive.com>
Yash Shah [Wed, 8 Jan 2020 06:09:06 +0000 (22:09 -0800)]
riscv: move sifive_l2_cache.h to include/soc
The commit
9209fb51896f ("riscv: move sifive_l2_cache.c to drivers/soc")
moves the sifive L2 cache driver to driver/soc. It did not move the
header file along with the driver. Therefore this patch moves the header
file to driver/soc
Signed-off-by: Yash Shah <yash.shah@sifive.com>
Reviewed-by: Anup Patel <anup@brainfault.org>
[paul.walmsley@sifive.com: updated to fix the include guard]
Fixes:
9209fb51896f ("riscv: move sifive_l2_cache.c to drivers/soc")
Signed-off-by: Paul Walmsley <paul.walmsley@sifive.com>
Linus Torvalds [Sun, 12 Jan 2020 17:35:42 +0000 (09:35 -0800)]
Merge tag 'iommu-fixes-v5.5-rc5' of git://git./linux/kernel/git/joro/iommu
Pull iommu fixes from Joerg Roedel:
- Two fixes for VT-d and generic IOMMU code to fix teardown on error
handling code paths.
- Patch for the Intel VT-d driver to fix handling of non-PCI devices
- Fix W=1 compile warning in dma-iommu code
* tag 'iommu-fixes-v5.5-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/joro/iommu:
iommu/dma: fix variable 'cookie' set but not used
iommu/vt-d: Unlink device if failed to add to group
iommu: Remove device link to group on failure
iommu/vt-d: Fix adding non-PCI devices to Intel IOMMU
Linus Torvalds [Sat, 11 Jan 2020 23:40:43 +0000 (15:40 -0800)]
Merge branch 'i2c/for-current' of git://git./linux/kernel/git/wsa/linux
Pull i2c fixes from Wolfram Sang:
"Two driver bugfixes, a documentation fix, and a removal of a spec
violation for the bus recovery algorithm in the core"
* 'i2c/for-current' of git://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux:
i2c: fix bus recovery stop mode timing
i2c: bcm2835: Store pointer to bus clock
dt-bindings: i2c: at91: fix i2c-sda-hold-time-ns documentation for sam9x60
i2c: at91: fix clk_offset for sam9x60
Linus Torvalds [Sat, 11 Jan 2020 23:33:48 +0000 (15:33 -0800)]
Merge tag 'clone3-tls-v5.5-rc6' of git://git./linux/kernel/git/brauner/linux
Pull thread fixes from Christian Brauner:
"This contains a series of patches to fix CLONE_SETTLS when used with
clone3().
The clone3() syscall passes the tls argument through struct clone_args
instead of a register. This means, all architectures that do not
implement copy_thread_tls() but still support CLONE_SETTLS via
copy_thread() expecting the tls to be located in a register argument
based on clone() are currently unfortunately broken. Their tls value
will be garbage.
The patch series fixes this on all architectures that currently define
__ARCH_WANT_SYS_CLONE3. It also adds a compile-time check to ensure
that any architecture that enables clone3() in the future is forced to
also implement copy_thread_tls().
My ultimate goal is to get rid of the copy_thread()/copy_thread_tls()
split and just have copy_thread_tls() at some point in the not too
distant future (Maybe even renaming copy_thread_tls() back to simply
copy_thread() once the old function is ripped from all arches). This
is dependent now on all arches supporting clone3().
While all relevant arches do that now there are still four missing:
ia64, m68k, sh and sparc. They have the system call reserved, but not
implemented. Once they all implement clone3() we can get rid of
ARCH_WANT_SYS_CLONE3 and HAVE_COPY_THREAD_TLS.
This series also includes a minor fix for the arm64 uapi headers which
caused __NR_clone3 to be missing from the exported user headers.
Unfortunately the series came in a little late especially given that
it touches a range of architectures. Due to the holidays not all arch
maintainers responded in time probably due to their backlog. Will and
Arnd have thankfully acked the arm specific changes.
Given that the changes are straightforward and rather minimal combined
with the fact the that clone3() with CLONE_SETTLS is broken I decided
to send them post rc3 nonetheless"
* tag 'clone3-tls-v5.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/brauner/linux:
um: Implement copy_thread_tls
clone3: ensure copy_thread_tls is implemented
xtensa: Implement copy_thread_tls
riscv: Implement copy_thread_tls
parisc: Implement copy_thread_tls
arm: Implement copy_thread_tls
arm64: Implement copy_thread_tls
arm64: Move __ARCH_WANT_SYS_CLONE3 definition to uapi headers
Linus Torvalds [Fri, 10 Jan 2020 21:41:16 +0000 (13:41 -0800)]
Merge branch 'for-linus' of git://git./linux/kernel/git/hid/hid
Pull HID fix from Jiri Kosina:
"A regression fix for EPOLLOUT handling in hidraw and uhid"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid:
HID: hidraw, uhid: Always report EPOLLOUT
Linus Torvalds [Fri, 10 Jan 2020 21:29:40 +0000 (13:29 -0800)]
Merge tag 'usb-5.5-rc6' of git://git./linux/kernel/git/gregkh/usb
Pull USB/PHY fixes from Greg KH:
"Here are a number of USB and PHY driver fixes for 5.5-rc6
Nothing all that unusual, just the a bunch of small fixes for a lot of
different reported issues. The PHY driver fixes are in here as they
interacted with the usb drivers.
Full details of the patches are in the shortlog, and all of these have
been in linux-next with no reported issues"
* tag 'usb-5.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb: (24 commits)
usb: missing parentheses in USE_NEW_SCHEME
usb: ohci-da8xx: ensure error return on variable error is set
usb: musb: Disable pullup at init
usb: musb: fix idling for suspend after disconnect interrupt
usb: typec: ucsi: Fix the notification bit offsets
USB: Fix: Don't skip endpoint descriptors with maxpacket=0
USB-PD tcpm: bad warning+size, PPS adapters
phy/rockchip: inno-hdmi: round clock rate down to closest 1000 Hz
usb: chipidea: host: Disable port power only if previously enabled
usb: cdns3: should not use the same dev_id for shared interrupt handler
usb: dwc3: gadget: Fix request complete check
usb: musb: dma: Correct parameter passed to IRQ handler
usb: musb: jz4740: Silence error if code is -EPROBE_DEFER
usb: udc: tegra: select USB_ROLE_SWITCH
USB: core: fix check for duplicate endpoints
phy: cpcap-usb: Drop extra write to usb2 register
phy: cpcap-usb: Improve host vs docked mode detection
phy: cpcap-usb: Prevent USB line glitches from waking up modem
phy: mapphone-mdm6600: Fix uninitialized status value regression
phy: cpcap-usb: Fix flakey host idling and enumerating of devices
...
Linus Torvalds [Fri, 10 Jan 2020 21:25:24 +0000 (13:25 -0800)]
Merge tag 'char-misc-5.5-rc6' of git://git./linux/kernel/git/gregkh/char-misc
Pull char/misc fix from Greg KH:
"Here is a single fix, for the chrdev core, for 5.5-rc6
There's been a long-standing race condition triggered by syzbot, and
occasionally real people, in the chrdev open() path. Will finally took
the time to track it down and fix it for real before the holidays.
Here's that one patch, it's been in linux-next for a while with no
reported issues and it does fix the reported problem"
* tag 'char-misc-5.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc:
chardev: Avoid potential use-after-free in 'chrdev_open()'
Linus Torvalds [Fri, 10 Jan 2020 21:22:11 +0000 (13:22 -0800)]
Merge tag 'staging-5.5-rc6' of git://git./linux/kernel/git/gregkh/staging
Pull staging fixes from Greg KH:
"Here are some small staging driver fixes for 5.5-rc6.
Nothing major here, just some small fixes for a comedi driver, the
vt6656 driver, and a new device id for the rtl8188eu driver.
All of these have been in linux-next for a while with no reported
issues"
* tag 'staging-5.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging:
staging: rtl8188eu: Add device code for TP-Link TL-WN727N v5.21
staging: comedi: adv_pci1710: fix AI channels 16-31 for PCI-1713
staging: vt6656: set usb_set_intfdata on driver fail.
staging: vt6656: remove bool from vnt_radio_power_on ret
staging: vt6656: limit reg output to block size
staging: vt6656: correct return of vnt_init_registers.
staging: vt6656: Fix non zero logical return of, usb_control_msg
Linus Torvalds [Fri, 10 Jan 2020 21:17:21 +0000 (13:17 -0800)]
Merge tag 'tty-5.5-rc6' of git://git./linux/kernel/git/gregkh/tty
Pull tty/serial fixes from Greg KH:
"Here are two tty/serial driver fixes for 5.5-rc6.
The first fixes a much much reported issue with a previous tty port
link patch that is in your tree, and the second fixes a problem where
the serdev driver would claim ACPI devices that it shouldn't be
claiming.
Both have been in linux-next for a while with no reported issues"
* tag 'tty-5.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty:
serdev: Don't claim unsupported ACPI serial devices
tty: always relink the port
Linus Torvalds [Fri, 10 Jan 2020 20:05:26 +0000 (12:05 -0800)]
Merge tag 'block-5.5-2020-01-10' of git://git.kernel.dk/linux-block
Pull block fixes from Jens Axboe:
"A few fixes that should go into this round.
This pull request contains two NVMe fixes via Keith, removal of a dead
function, and a fix for the bio op for read truncates (Ming)"
* tag 'block-5.5-2020-01-10' of git://git.kernel.dk/linux-block:
nvmet: fix per feat data len for get_feature
nvme: Translate more status codes to blk_status_t
fs: move guard_bio_eod() after bio_set_op_attrs
block: remove unused mp_bvec_last_segment
Linus Torvalds [Fri, 10 Jan 2020 20:03:12 +0000 (12:03 -0800)]
Merge tag 'io_uring-5.5-2020-01-10' of git://git.kernel.dk/linux-block
Pull io_uring fix from Jens Axboe:
"Single fix for this series, fixing a regression with the short read
handling.
This just removes it, as it cannot safely be done for all cases"
* tag 'io_uring-5.5-2020-01-10' of git://git.kernel.dk/linux-block:
io_uring: remove punt of short reads to async context
Linus Torvalds [Fri, 10 Jan 2020 19:57:10 +0000 (11:57 -0800)]
Merge tag 'mtd/fixes-for-5.5-rc6' of git://git./linux/kernel/git/mtd/linux
Pull MTD fixes from Miquel Raynal:
"MTD:
- sm_ftl: Fix NULL pointer warning.
Raw NAND:
- Cadence: fix compile testing.
- STM32: Avoid locking.
Onenand:
- Fix several sparse/build warnings.
SPI-NOR:
- Add a flag to fix interaction with Micron parts"
* tag 'mtd/fixes-for-5.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/mtd/linux:
mtd: spi-nor: Fix the writing of the Status Register on micron flashes
mtd: sm_ftl: fix NULL pointer warning
mtd: onenand: omap2: Pass correct flags for prep_dma_memcpy
mtd: onenand: samsung: Fix iomem access with regular memcpy
mtd: onenand: omap2: Fix errors in style
mtd: cadence: Fix cast to pointer from integer of different size warning
mtd: rawnand: stm32_fmc2: avoid to lock the CPU bus
Linus Torvalds [Fri, 10 Jan 2020 19:52:36 +0000 (11:52 -0800)]
Merge tag 'sound-5.5-rc6' of git://git./linux/kernel/git/tiwai/sound
Pull sound fixes from Takashi Iwai:
"A few piled ASoC fixes and usual HD-audio and USB-audio fixups. Some
of them are for ASoC core error-handling"
* tag 'sound-5.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/tiwai/sound:
ALSA: hda: enable regmap internal locking
ALSA: hda/realtek - Add quirk for the bass speaker on Lenovo Yoga X1 7th gen
ALSA: hda/realtek - Set EAPD control to default for ALC222
ALSA: usb-audio: Apply the sample rate quirk for Bose Companion 5
ALSA: hda/realtek - Add new codec supported for ALCS1200A
ASoC: Intel: boards: Fix compile-testing RT1011/RT5682
ASoC: SOF: imx8: Fix dsp_box offset
ASoC: topology: Prevent use-after-free in snd_soc_get_pcm_runtime()
ASoC: fsl_audmix: add missed pm_runtime_disable
ASoC: stm32: spdifrx: fix input pin state management
ASoC: stm32: spdifrx: fix race condition in irq handler
ASoC: stm32: spdifrx: fix inconsistent lock state
ASoC: core: Fix access to uninitialized list heads
ASoC: soc-core: Set dpcm_playback / dpcm_capture
ASoC: SOF: imx8: fix memory allocation failure check on priv->pd_dev
ASoC: SOF: Intel: hda: hda-dai: fix oops on hda_link .hw_free
ASoC: SOF: fix fault at driver unload after failed probe
Linus Torvalds [Fri, 10 Jan 2020 19:48:37 +0000 (11:48 -0800)]
Merge tag 'thermal-v5.5-rc5' of git://git./linux/kernel/git/thermal/linux
Pull thermal fix from Daniel Lezcano:
"Fix backward compatibility with old DTBs on QCOM tsens (Amit
Kucheria)"
* tag 'thermal-v5.5-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/thermal/linux:
drivers: thermal: tsens: Work with old DTBs
Linus Torvalds [Fri, 10 Jan 2020 19:46:59 +0000 (11:46 -0800)]
Merge tag 'pm-5.5-rc6' of git://git./linux/kernel/git/rafael/linux-pm
Pull power management fixes from Rafael Wysocki:
"Prevent the cpufreq-dt driver from probing Tegra20/30 (Dmitry
Osipenko) and prevent the Intel RAPL power capping driver from
crashing during CPU initialization due to a NULL pointer dereference
if the processor model in use is not known to it (Harry Pan)"
* tag 'pm-5.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm:
powercap: intel_rapl: add NULL pointer check to rapl_mmio_cpu_online()
cpufreq: dt-platdev: Blacklist NVIDIA Tegra20 and Tegra30 SoCs
Codrin.Ciubotariu@microchip.com [Tue, 7 Jan 2020 11:17:47 +0000 (11:17 +0000)]
tty/serial: atmel: RS485 & ISO7816: wait for TXRDY before sending data
At this moment, TXEMPTY is checked before sending data on RS485 and ISO7816
modes. However, TXEMPTY is risen when FIFO (if used) or the Transmit Shift
Register are empty, even though TXRDY might be up and controller is able to
receive data. Since the controller sends data only when TXEMPTY is ready,
on RS485, when DMA is not used, the RTS pin is driven low after each byte.
With this patch, the characters will be transmitted when TXRDY is up and
so, RTS pin will remain high between bytes.
The performance improvement on RS485 is about 8% with a baudrate of 300.
Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@microchip.com>
Acked-by: Richard Genoud <richard.genoud@gmail.com>
Link: https://lore.kernel.org/r/20200107111656.26308-1-codrin.ciubotariu@microchip.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Dmitry Safonov [Thu, 9 Jan 2020 21:54:42 +0000 (21:54 +0000)]
serial_core: Move sysrq functions from header file
It's not worth to have them in every serial driver and I'm about to add
another helper function.
Signed-off-by: Dmitry Safonov <dima@arista.com>
Link: https://lore.kernel.org/r/20200109215444.95995-2-dima@arista.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Amit Engel [Tue, 7 Jan 2020 16:47:24 +0000 (01:47 +0900)]
nvmet: fix per feat data len for get_feature
The existing implementation for the get_feature admin-cmd does not
use per-feature data len. This patch introduces a new helper function
nvmet_feat_data_len(), which is used to calculate per feature data len.
Right now we only set data len for fid 0x81 (NVME_FEAT_HOST_ID).
Fixes: commit
e9061c397839 ("nvmet: Remove the data_len field from the nvmet_req struct")
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Amit Engel <amit.engel@dell.com>
[endiness, naming, and kernel style fixes]
Signed-off-by: Chaitanya Kulkarni <chaitanya.kulkarni@wdc.com>
Signed-off-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Keith Busch [Thu, 5 Dec 2019 19:50:44 +0000 (04:50 +0900)]
nvme: Translate more status codes to blk_status_t
Decode interrupted command and not ready namespace nvme status codes to
BLK_STS_TARGET. These are not generic IO errors and should use a non-path
specific error so that it can use the non-failover retry path.
Reported-by: John Meneghini <John.Meneghini@netapp.com>
Cc: Hannes Reinecke <hare@suse.de>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Keith Busch <kbusch@kernel.org>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Jiri Kosina [Fri, 10 Jan 2020 14:32:51 +0000 (15:32 +0100)]
HID: hidraw, uhid: Always report EPOLLOUT
hidraw and uhid device nodes are always available for writing so we should
always report EPOLLOUT and EPOLLWRNORM bits, not only in the cases when
there is nothing to read.
Reported-by: Linus Torvalds <torvalds@linux-foundation.org>
Fixes:
be54e7461ffdc ("HID: uhid: Fix returning EPOLLOUT from uhid_char_poll")
Fixes:
9f3b61dc1dd7b ("HID: hidraw: Fix returning EPOLLOUT from hidraw_poll")
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Dmitry Torokhov [Sat, 4 Jan 2020 20:23:14 +0000 (12:23 -0800)]
tty: st-asc: switch to using devm_gpiod_get()
The node pointer in question is not a child node, but the node assigned
to the port device itself, so we should not be using
devm_fwnode_get_gpiod_from_child() [that is going away], but standard
devm_gpiod_get().
To maintain the previous labeling we use gpiod_set_consumer_name() after
we acquire the GPIO.
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
Link: https://lore.kernel.org/r/20200104202314.GA13591@dtor-ws
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
John Stultz [Tue, 7 Jan 2020 01:03:11 +0000 (01:03 +0000)]
tty: serial: Kconfig: Allow SERIAL_QCOM_GENI_CONSOLE to be enabled if SERIAL_QCOM_GENI is a module
In order to support having SERIAL_QCOM_GENI as a module while
also still preserving serial console support, tweak the
Kconfig requirements to not require =y
Cc: Todd Kjos <tkjos@google.com>
Cc: Alistair Delva <adelva@google.com>
Cc: Amit Pundir <amit.pundir@linaro.org>
Cc: Jiri Slaby <jslaby@suse.com>
Cc: linux-serial@vger.kernel.org
Signed-off-by: John Stultz <john.stultz@linaro.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Link: https://lore.kernel.org/r/20200107010311.58584-2-john.stultz@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
John Stultz [Tue, 7 Jan 2020 01:03:10 +0000 (01:03 +0000)]
tty: serial_core: Export uart_console_device so it can be used by modules
In order to support serial console w/ SERIAL_QCOM_GENI=m,
we need to export the uart_console_device() symbol so things
will build
Cc: Todd Kjos <tkjos@google.com>
Cc: Alistair Delva <adelva@google.com>
Cc: Bjorn Andersson <bjorn.andersson@linaro.org>
Cc: Amit Pundir <amit.pundir@linaro.org>
Cc: Jiri Slaby <jslaby@suse.com>
Cc: linux-serial@vger.kernel.org
Signed-off-by: John Stultz <john.stultz@linaro.org>
Link: https://lore.kernel.org/r/20200107010311.58584-1-john.stultz@linaro.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Rafael J. Wysocki [Fri, 10 Jan 2020 09:58:45 +0000 (10:58 +0100)]
Merge branch 'powercap'
* powercap:
powercap: intel_rapl: add NULL pointer check to rapl_mmio_cpu_online()
Linus Torvalds [Fri, 10 Jan 2020 05:42:05 +0000 (21:42 -0800)]
Merge tag 'pstore-v5.5-rc6' of git://git./linux/kernel/git/kees/linux
Pull pstore fix from Kees Cook:
"Cengiz Can forwarded a Coverity report about more problems with a rare
pstore initialization error path, so the allocation lifetime was
rearranged to avoid needing to share the kfree() responsibilities
between caller and callee"
* tag 'pstore-v5.5-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/kees/linux:
pstore/ram: Regularize prz label allocation lifetime
Linus Torvalds [Fri, 10 Jan 2020 05:37:39 +0000 (21:37 -0800)]
Merge tag 'drm-fixes-2020-01-10' of git://anongit.freedesktop.org/drm/drm
Pull drm fixes from Dave Airlie:
"Pre-LCA pull request I'm not sure how things will look next week,
myself and Daniel are at LCA and I'm speaking quite late, so if I get
my talk finished I'll probably process fixes.
This week has a bunch of i915 fixes, some amdgpu fixes, one sun4i, one
core MST, and one core fb_helper fix. More details below:
core:
- mst Fix NO_STOP_BIT bit offset (Wayne)
fb_helper:
- fb_helper: Fix bits_per_pixel param set behavior to round up
(Geert)
sun4i:
- Fix RGB_DIV clock min divider on old hardware (Chen-Yu)
amdgpu:
- Stability fix for raven
- Reduce pixel encoding to if max clock is exceeded on HDMI to allow
additional high res modes
- enable DRIVER_SYNCOBJ_TIMELINE for amdgpu
i915:
- Fix GitLab issue #446 causing GPU hangs: Do not restore invalid RS
state
- Fix GitLab issue #846: Restore coarse power gating that was
disabled by initial RC66 context corruption security fixes.
- Revert
f6ec9483091f ("drm/i915: extend audio CDCLK>=2*BCLK
constraint to more platforms") to avoid screen flicker
- Fix to fill in unitialized uabi_instance in virtual engine uAPI
- Add two missing W/As for ICL and EHL"
* tag 'drm-fixes-2020-01-10' of git://anongit.freedesktop.org/drm/drm:
drm/amdgpu: add DRIVER_SYNCOBJ_TIMELINE to amdgpu
drm/amd/display: Reduce HDMI pixel encoding if max clock is exceeded
Revert "drm/amdgpu: Set no-retry as default."
drm/fb-helper: Round up bits_per_pixel if possible
drm/sun4i: tcon: Set RGB DCLK min. divider based on hardware model
drm/i915/dp: Disable Port sync mode correctly on teardown
drm/i915: Add Wa_1407352427:icl,ehl
drm/i915: Add Wa_1408615072 and Wa_1407596294 to icl,ehl
drm/i915/gt: Restore coarse power gating
drm/i915/gt: Do not restore invalid RS state
drm/i915: Limit audio CDCLK>=2*BCLK constraint back to GLK only
drm/i915/gt: Mark up virtual engine uabi_instance
drm/dp_mst: correct the shifting in DP_REMOTE_I2C_READ
Linus Torvalds [Fri, 10 Jan 2020 05:03:54 +0000 (21:03 -0800)]
Merge tag 'for-linus' of git://git./linux/kernel/git/rdma/rdma
Pull rdma fixes from Jason Gunthorpe:
"First RDMA subsystem updates for 5.5-rc. A very small set of fixes,
most people seem to still be recovering from December!
Five small driver fixes:
- Fix error flow with MR allocation in bnxt_re
- An errata work around for bnxt_re
- Misuse of the workqueue API in hfi1
- Protocol error in hfi1
- Regression in 5.5 related to the mmap rework with i40iw"
* tag 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/rdma/rdma:
i40iw: Remove setting of VMA private data and use rdma_user_mmap_io
IB/hfi1: Adjust flow PSN with the correct resync_psn
IB/hfi1: Don't cancel unused work item
RDMA/bnxt_re: Fix Send Work Entry state check while polling completions
RDMA/bnxt_re: Avoid freeing MR resources if dereg fails
Dave Airlie [Fri, 10 Jan 2020 01:43:02 +0000 (11:43 +1000)]
Merge tag 'drm-intel-fixes-2020-01-09-1' of git://anongit.freedesktop.org/drm/drm-intel into drm-fixes
- Fix GitLab issue #446 causing GPU hangs: Do not restore invalid RS state
- Fix GitLab issue #846: Restore coarse power gating that was disabled
by initial RC66 context corruption security fixes.
- Revert
f6ec9483091f ("drm/i915: extend audio CDCLK>=2*BCLK constraint to more platforms")
to avoid screen flicker
- Fix to fill in unitialized uabi_instance in virtual engine uAPI
- Add two missing W/As for ICL and EHL
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Joonas Lahtinen <joonas.lahtinen@linux.intel.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200109133458.GA15558@jlahtine-desk.ger.corp.intel.com
Linus Torvalds [Thu, 9 Jan 2020 23:43:35 +0000 (15:43 -0800)]
Merge tag 'gpio-v5.5-3' of git://git./linux/kernel/git/linusw/linux-gpio
Pull GPIO fixes from Linus Walleij:
"Here is a host of GPIO fixes for the v5.5 series. The ACPI fix is
especially important, see summary below and in the commit for details:
- Select GPIOLIB_IRQCHIP on the max77620 GPIO expander
- Fix context restore in the Zynq driver
- Create a new ACPI quirk handler for disabling wakeups on
problematic hardware.
- Fix a coding style issue on the mockup device"
* tag 'gpio-v5.5-3' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-gpio:
gpiolib: acpi: Add honor_wakeup module-option + quirk mechanism
gpiolib: acpi: Turn dmi_system_id table into a generic quirk table
gpio: zynq: Fix for bug in zynq_gpio_restore_context API
gpio: max77620: Add missing dependency on GPIOLIB_IRQCHIP
gpio: mockup: fix coding style
Linus Torvalds [Thu, 9 Jan 2020 23:41:54 +0000 (15:41 -0800)]
Merge tag 'pinctrl-v5.5-4' of git://git./linux/kernel/git/linusw/linux-pinctrl
Pull pin control fixes from Linus Walleij:
"Two fixes for pin control, not much to say about it, it's just regular
driver fixes:
- Fix erroneous shift in the Meson driver
- Make Lochnagar select the GPIOLIB Kconfig symbol"
* tag 'pinctrl-v5.5-4' of git://git.kernel.org/pub/scm/linux/kernel/git/linusw/linux-pinctrl:
pinctrl: meson: Fix wrong shift value when get drive-strength
pinctrl: lochnagar: select GPIOLIB
Linus Torvalds [Thu, 9 Jan 2020 23:37:40 +0000 (15:37 -0800)]
Merge branch 'for-linus' of git://git./linux/kernel/git/dtor/input
Pull input fixes from Dmitry Torokhov:
"Just a few small fixups here"
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/dtor/input:
Input: imx_sc_key - only take the valid data from SCU firmware as key state
Input: add safety guards to input_set_keycode()
Input: input_event - fix struct padding on sparc64
Input: uinput - always report EPOLLOUT
Russell King [Sun, 15 Dec 2019 16:39:05 +0000 (16:39 +0000)]
i2c: fix bus recovery stop mode timing
The I2C specification states that tsu:sto for standard mode timing must
be at minimum 4us. Pictographically, this is:
SCL: ____/~~~~~~~~~
SDA: _________/~~~~
->| |<- 4us minimum
We are currently waiting 2.5us between asserting SCL and SDA, which is
in violation of the standard. Adjust the timings to ensure that we meet
what is stipulated as the minimum timings to ensure that all devices
correctly interpret the STOP bus transition.
This is more important than trying to generate a square wave with even
duty cycle.
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
Signed-off-by: Wolfram Sang <wsa@the-dreams.de>
Tudor Ambarus [Tue, 3 Dec 2019 14:50:01 +0000 (14:50 +0000)]
mtd: spi-nor: Fix the writing of the Status Register on micron flashes
Micron flashes do not support 16 bit writes on the Status Register.
According to micron datasheets, when using the Write Status Register
(01h) command, the chip select should be driven LOW and held LOW until
the eighth bit of the last data byte has been latched in, after which
it must be driven HIGH. If CS is not driven HIGH, the command is not
executed, flag status register error bits are not set, and the write enable
latch remains set to 1. This fixes the lock operations on micron flashes.
Reported-by: John Garry <john.garry@huawei.com>
Fixes:
39d1e3340c73 ("mtd: spi-nor: Fix clearing of QE bit on lock()/unlock()")
Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Tested-by: John Garry <john.garry@huawei.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Arnd Bergmann [Tue, 7 Jan 2020 21:24:52 +0000 (22:24 +0100)]
mtd: sm_ftl: fix NULL pointer warning
With gcc -O3, we get a new warning:
In file included from arch/arm64/include/asm/processor.h:28,
from drivers/mtd/sm_ftl.c:8:
In function 'memset',
inlined from 'sm_read_sector.constprop' at drivers/mtd/sm_ftl.c:250:3:
include/linux/string.h:411:9: error: argument 1 null where non-null expected [-Werror=nonnull]
return __builtin_memset(p, c, size);
>From all I can tell, this cannot happen (the function is called
either with a NULL buffer or with a -1 block number but not both),
but adding a check makes it more robust and avoids the warning.
Fixes: mmtom ("init/Kconfig: enable -O3 for all arches")
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Peter Ujfalusi [Tue, 7 Jan 2020 08:45:44 +0000 (10:45 +0200)]
mtd: onenand: omap2: Pass correct flags for prep_dma_memcpy
The commit converting the driver to DMAengine was missing the flags for
the memcpy prepare call.
It went unnoticed since the omap-dma driver was ignoring them.
Fixes:
3ed6a4d1de2c5 (" mtd: onenand: omap2: Convert to use dmaengine for memcp")
Reported-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
Tested-by: H. Nikolaus Schaller <hns@goldelico.com>
Tested-by: Aaro Koskinen <aaro.koskinen@iki.fi>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Krzysztof Kozlowski [Fri, 3 Jan 2020 16:41:58 +0000 (17:41 +0100)]
mtd: onenand: samsung: Fix iomem access with regular memcpy
The __iomem memory should be copied with memcpy_fromio. This fixes
Sparse warnings like:
drivers/mtd/nand/onenand/samsung_mtd.c:678:40: warning: incorrect type in argument 2 (different address spaces)
drivers/mtd/nand/onenand/samsung_mtd.c:678:40: expected void const *from
drivers/mtd/nand/onenand/samsung_mtd.c:678:40: got void [noderef] <asn:2> *[assigned] p
drivers/mtd/nand/onenand/samsung_mtd.c:679:19: warning: incorrect type in assignment (different address spaces)
drivers/mtd/nand/onenand/samsung_mtd.c:679:19: expected void [noderef] <asn:2> *[assigned] p
drivers/mtd/nand/onenand/samsung_mtd.c:679:19: got unsigned char *
Reported-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Amir Mahdi Ghorbanian [Thu, 2 Jan 2020 17:10:08 +0000 (12:10 -0500)]
mtd: onenand: omap2: Fix errors in style
Correct mispelling, spacing, and coding style flaws caught by
checkpatch.pl script in the Omap2 Onenand driver .
Signed-off-by: Amir Mahdi Ghorbanian <indigoomega021@gmail.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Vasyl Gomonovych [Wed, 18 Dec 2019 09:57:15 +0000 (11:57 +0200)]
mtd: cadence: Fix cast to pointer from integer of different size warning
Use dma_addr_t type to pass memory address and control data in
DMA descriptor fields memory_pointer and ctrl_data_ptr
To fix warning: cast to pointer from integer of different size
Signed-off-by: Vasyl Gomonovych <gomonovych@gmail.com>
Acked-by: Olof Johansson <olof@lixom.net>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Christophe Kerello [Mon, 16 Dec 2019 09:01:55 +0000 (10:01 +0100)]
mtd: rawnand: stm32_fmc2: avoid to lock the CPU bus
We are currently using nand_soft_waitrdy to poll the status of the NAND
flash. FMC2 enables the wait feature bit (this feature is mandatory for
the sequencer mode). By enabling this feature, we can't poll the status
of the NAND flash, the read status command is stucked in FMC2 pipeline
until R/B# signal is high, and locks the CPU bus.
To avoid to lock the CPU bus, we poll FMC2 ISR register. This register
reports the status of the R/B# signal.
Fixes:
2cd457f328c1 ("mtd: rawnand: stm32_fmc2: add STM32 FMC2 NAND flash controller driver")
Signed-off-by: Christophe Kerello <christophe.kerello@st.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Linus Torvalds [Thu, 9 Jan 2020 18:51:22 +0000 (10:51 -0800)]
Merge branch 'for-linus' of git://git./linux/kernel/git/hid/hid
Pull HID fixes from Jiri Kosina:
- fix for OOB in hiddev, from Dmitry Torokhov
- _poll API fixes for hidraw, from Marcel Holtmann
- functional fix for Steam driver, from Rodrigo Rivas Costa
- a few new device IDs / device-specific quirks and other assorted
smaller fixes
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/hid/hid:
HID: steam: Fix input device disappearing
HID: intel-ish-hid: ipc: Add Tiger Lake PCI device ID
drivers/hid/hid-multitouch.c: fix a possible null pointer access.
HID: wacom: Recognize new MobileStudio Pro PID
HID: intel-ish-hid: ipc: add CMP device id
HID: hiddev: fix mess in hiddev_open()
HID: hid-input: clear unmapped usages
HID: Add quirk for incorrect input length on Lenovo Y720
HID: asus: Ignore Asus vendor-page usage-code 0xff events
HID: ite: Add USB id match for Acer SW5-012 keyboard dock
HID: Add quirk for Xin-Mo Dual Controller
HID: Fix slab-out-of-bounds read in hid_field_extract
HID: multitouch: Add LG MELF0410 I2C touchscreen support
HID: uhid: Fix returning EPOLLOUT from uhid_char_poll
HID: hidraw: Fix returning EPOLLOUT from hidraw_poll
Linus Torvalds [Thu, 9 Jan 2020 18:34:07 +0000 (10:34 -0800)]
Merge git://git./linux/kernel/git/netdev/net
Pull networking fixes from David Miller:
1) Missing netns pointer init in arp_tables, from Florian Westphal.
2) Fix normal tcp SACK being treated as D-SACK, from Pengcheng Yang.
3) Fix divide by zero in sch_cake, from Wen Yang.
4) Len passed to skb_put_padto() is wrong in qrtr code, from Carl
Huang.
5) cmd->obj.chunk is leaked in sctp code error paths, from Xin Long.
6) cgroup bpf programs can be released out of order, fix from Roman
Gushchin.
7) Make sure stmmac debugfs entry name is changed when device name
changes, from Jiping Ma.
8) Fix memory leak in vlan_dev_set_egress_priority(), from Eric
Dumazet.
9) SKB leak in lan78xx usb driver, also from Eric Dumazet.
10) Ridiculous TCA_FQ_QUANTUM values configured can cause loops in fq
packet scheduler, reject them. From Eric Dumazet.
* git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (69 commits)
tipc: fix wrong connect() return code
tipc: fix link overflow issue at socket shutdown
netfilter: ipset: avoid null deref when IPSET_ATTR_LINENO is present
netfilter: conntrack: dccp, sctp: handle null timeout argument
atm: eni: fix uninitialized variable warning
macvlan: do not assume mac_header is set in macvlan_broadcast()
net: sch_prio: When ungrafting, replace with FIFO
mlxsw: spectrum_qdisc: Ignore grafting of invisible FIFO
MAINTAINERS: Remove myself as co-maintainer for qcom-ethqos
gtp: fix bad unlock balance in gtp_encap_enable_socket
pkt_sched: fq: do not accept silly TCA_FQ_QUANTUM
tipc: remove meaningless assignment in Makefile
tipc: do not add socket.o to tipc-y twice
net: stmmac: dwmac-sun8i: Allow all RGMII modes
net: stmmac: dwmac-sunxi: Allow all RGMII modes
net: usb: lan78xx: fix possible skb leak
net: stmmac: Fixed link does not need MDIO Bus
vlan: vlan_changelink() should propagate errors
vlan: fix memory leak in vlan_dev_set_egress_priority
stmmac: debugfs entry name is not be changed when udev rename device name.
...
Ming Lei [Sun, 5 Jan 2020 01:41:14 +0000 (09:41 +0800)]
fs: move guard_bio_eod() after bio_set_op_attrs
Commit
85a8ce62c2ea ("block: add bio_truncate to fix guard_bio_eod")
adds bio_truncate() for handling bio EOD. However, bio_truncate()
doesn't use the passed 'op' parameter from guard_bio_eod's callers.
So bio_trunacate() may retrieve wrong 'op', and zering pages may
not be done for READ bio.
Fixes this issue by moving guard_bio_eod() after bio_set_op_attrs()
in submit_bh_wbc() so that bio_truncate() can always retrieve correct
op info.
Meantime remove the 'op' parameter from guard_bio_eod() because it isn't
used any more.
Cc: Carlos Maiolino <cmaiolino@redhat.com>
Cc: linux-fsdevel@vger.kernel.org
Fixes:
85a8ce62c2ea ("block: add bio_truncate to fix guard_bio_eod")
Signed-off-by: Ming Lei <ming.lei@redhat.com>
Fold in kerneldoc and bio_op() change.
Signed-off-by: Jens Axboe <axboe@kernel.dk>
Rodrigo Rivas Costa [Tue, 7 Jan 2020 19:48:13 +0000 (20:48 +0100)]
HID: steam: Fix input device disappearing
The `connected` value for wired devices was not properly initialized,
it must be set to `true` upon creation, because wired devices do not
generate connection events.
When a raw client (the Steam Client) uses the device, the input device
is destroyed. Then, when the raw client finishes, it must be recreated.
But since the `connected` variable was false this never happended.
Signed-off-by: Rodrigo Rivas Costa <rodrigorivascosta@gmail.com>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Dave Airlie [Thu, 9 Jan 2020 02:32:05 +0000 (12:32 +1000)]
Merge tag 'amd-drm-fixes-5.5-2020-01-08' of git://people.freedesktop.org/~agd5f/linux into drm-fixes
amd-drm-fixes-5.5-2020-01-08:
amdgpu:
- Stability fix for raven
- Reduce pixel encoding to if max clock is exceeded on HDMI
to allow additional high res modes
UAPI:
- enable DRIVER_SYNCOBJ_TIMELINE for amdgpu
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Alex Deucher <alexdeucher@gmail.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200108213649.5485-1-alexander.deucher@amd.com
Dave Airlie [Thu, 9 Jan 2020 02:23:57 +0000 (12:23 +1000)]
Merge tag 'drm-misc-fixes-2020-01-08' of git://anongit.freedesktop.org/drm/drm-misc into drm-fixes
mst: Fix NO_STOP_BIT bit offset (Wayne)
sun4i: Fix RGB_DIV clock min divider on old hardware (Chen-Yu)
fb_helper: Fix bits_per_pixel param set behavior to round up (Geert)
Cc: Wayne Lin <Wayne.Lin@amd.com>
Cc: Chen-Yu Tsai <wens@csie.org>
Cc: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Dave Airlie <airlied@redhat.com>
From: Sean Paul <sean@poorly.run>
Link: https://patchwork.freedesktop.org/patch/msgid/20200108205949.GA233273@art_vandelay
Kees Cook [Wed, 8 Jan 2020 18:06:54 +0000 (10:06 -0800)]
pstore/ram: Regularize prz label allocation lifetime
In my attempt to fix a memory leak, I introduced a double-free in the
pstore error path. Instead of trying to manage the allocation lifetime
between persistent_ram_new() and its callers, adjust the logic so
persistent_ram_new() always takes a kstrdup() copy, and leaves the
caller's allocation lifetime up to the caller. Therefore callers are
_always_ responsible for freeing their label. Before, it only needed
freeing when the prz itself failed to allocate, and not in any of the
other prz failure cases, which callers would have no visibility into,
which is the root design problem that lead to both the leak and now
double-free bugs.
Reported-by: Cengiz Can <cengiz@kernel.wtf>
Link: https://lore.kernel.org/lkml/d4ec59002ede4aaf9928c7f7526da87c@kernel.wtf
Fixes:
8df955a32a73 ("pstore/ram: Fix error-path memory leak in persistent_ram_new() callers")
Cc: stable@vger.kernel.org
Signed-off-by: Kees Cook <keescook@chromium.org>
Tuong Lien [Wed, 8 Jan 2020 02:19:00 +0000 (09:19 +0700)]
tipc: fix wrong connect() return code
The current 'tipc_wait_for_connect()' function does a wait-loop for the
condition 'sk->sk_state != TIPC_CONNECTING' to conclude if the socket
connecting has done. However, when the condition is met, it returns '0'
even in the case the connecting is actually failed, the socket state is
set to 'TIPC_DISCONNECTING' (e.g. when the server socket has closed..).
This results in a wrong return code for the 'connect()' call from user,
making it believe that the connection is established and go ahead with
building, sending a message, etc. but finally failed e.g. '-EPIPE'.
This commit fixes the issue by changing the wait condition to the
'tipc_sk_connected(sk)', so the function will return '0' only when the
connection is really established. Otherwise, either the socket 'sk_err'
if any or '-ETIMEDOUT'/'-EINTR' will be returned correspondingly.
Acked-by: Ying Xue <ying.xue@windriver.com>
Acked-by: Jon Maloy <jon.maloy@ericsson.com>
Signed-off-by: Tuong Lien <tuong.t.lien@dektech.com.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Tuong Lien [Wed, 8 Jan 2020 02:18:15 +0000 (09:18 +0700)]
tipc: fix link overflow issue at socket shutdown
When a socket is suddenly shutdown or released, it will reject all the
unreceived messages in its receive queue. This applies to a connected
socket too, whereas there is only one 'FIN' message required to be sent
back to its peer in this case.
In case there are many messages in the queue and/or some connections
with such messages are shutdown at the same time, the link layer will
easily get overflowed at the 'TIPC_SYSTEM_IMPORTANCE' backlog level
because of the message rejections. As a result, the link will be taken
down. Moreover, immediately when the link is re-established, the socket
layer can continue to reject the messages and the same issue happens...
The commit refactors the '__tipc_shutdown()' function to only send one
'FIN' in the situation mentioned above. For the connectionless case, it
is unavoidable but usually there is no rejections for such socket
messages because they are 'dest-droppable' by default.
In addition, the new code makes the other socket states clear
(e.g.'TIPC_LISTEN') and treats as a separate case to avoid misbehaving.
Acked-by: Ying Xue <ying.xue@windriver.com>
Acked-by: Jon Maloy <jon.maloy@ericsson.com>
Signed-off-by: Tuong Lien <tuong.t.lien@dektech.com.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Wed, 8 Jan 2020 23:22:41 +0000 (15:22 -0800)]
Merge git://git./pub/scm/linux/kernel/git/pablo/nf
Pablo Neira Ayuso says:
====================
Netfilter fixes for net
The following patchset contains Netfilter fixes for net:
1) Missing netns context in arp_tables, from Florian Westphal.
2) Underflow in flowtable reference counter, from wenxu.
3) Fix incorrect ethernet destination address in flowtable offload,
from wenxu.
4) Check for status of neighbour entry, from wenxu.
5) Fix NAT port mangling, from wenxu.
6) Unbind callbacks from destroy path to cleanup hardware properly
on flowtable removal.
7) Fix missing casting statistics timestamp, add nf_flowtable_time_stamp
and use it.
8) NULL pointer exception when timeout argument is null in conntrack
dccp and sctp protocol helpers, from Florian Westphal.
9) Possible nul-dereference in ipset with IPSET_ATTR_LINENO, also from
Florian.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
Florian Westphal [Wed, 8 Jan 2020 09:59:38 +0000 (10:59 +0100)]
netfilter: ipset: avoid null deref when IPSET_ATTR_LINENO is present
The set uadt functions assume lineno is never NULL, but it is in
case of ip_set_utest().
syzkaller managed to generate a netlink message that calls this with
LINENO attr present:
general protection fault: 0000 [#1] PREEMPT SMP KASAN
RIP: 0010:hash_mac4_uadt+0x1bc/0x470 net/netfilter/ipset/ip_set_hash_mac.c:104
Call Trace:
ip_set_utest+0x55b/0x890 net/netfilter/ipset/ip_set_core.c:1867
nfnetlink_rcv_msg+0xcf2/0xfb0 net/netfilter/nfnetlink.c:229
netlink_rcv_skb+0x177/0x450 net/netlink/af_netlink.c:2477
nfnetlink_rcv+0x1ba/0x460 net/netfilter/nfnetlink.c:563
pass a dummy lineno storage, its easier than patching all set
implementations.
This seems to be a day-0 bug.
Cc: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
Reported-by: syzbot+34bd2369d38707f3f4a7@syzkaller.appspotmail.com
Fixes:
a7b4f989a6294 ("netfilter: ipset: IP set core support")
Signed-off-by: Florian Westphal <fw@strlen.de>
Acked-by: Jozsef Kadlecsik <kadlec@blackhole.kfki.hu>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Florian Westphal [Mon, 6 Jan 2020 22:34:17 +0000 (23:34 +0100)]
netfilter: conntrack: dccp, sctp: handle null timeout argument
The timeout pointer can be NULL which means we should modify the
per-nets timeout instead.
All do this, except sctp and dccp which instead give:
general protection fault: 0000 [#1] PREEMPT SMP KASAN
net/netfilter/nf_conntrack_proto_dccp.c:682
ctnl_timeout_parse_policy+0x150/0x1d0 net/netfilter/nfnetlink_cttimeout.c:67
cttimeout_default_set+0x150/0x1c0 net/netfilter/nfnetlink_cttimeout.c:368
nfnetlink_rcv_msg+0xcf2/0xfb0 net/netfilter/nfnetlink.c:229
netlink_rcv_skb+0x177/0x450 net/netlink/af_netlink.c:2477
Reported-by: syzbot+46a4ad33f345d1dd346e@syzkaller.appspotmail.com
Fixes:
c779e849608a8 ("netfilter: conntrack: remove get_timeout() indirection")
Signed-off-by: Florian Westphal <fw@strlen.de>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
Arnd Bergmann [Tue, 7 Jan 2020 20:43:59 +0000 (21:43 +0100)]
atm: eni: fix uninitialized variable warning
With -O3, gcc has found an actual unintialized variable stored
into an mmio register in two instances:
drivers/atm/eni.c: In function 'discard':
drivers/atm/eni.c:465:13: error: 'dma[1]' is used uninitialized in this function [-Werror=uninitialized]
writel(dma[i*2+1],eni_dev->rx_dma+dma_wr*8+4);
^
drivers/atm/eni.c:465:13: error: 'dma[3]' is used uninitialized in this function [-Werror=uninitialized]
Change the code to always write zeroes instead.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: David S. Miller <davem@davemloft.net>
Eric Dumazet [Mon, 6 Jan 2020 20:30:48 +0000 (12:30 -0800)]
macvlan: do not assume mac_header is set in macvlan_broadcast()
Use of eth_hdr() in tx path is error prone.
Many drivers call skb_reset_mac_header() before using it,
but others do not.
Commit
6d1ccff62780 ("net: reset mac header in dev_start_xmit()")
attempted to fix this generically, but commit
d346a3fae3ff
("packet: introduce PACKET_QDISC_BYPASS socket option") brought
back the macvlan bug.
Lets add a new helper, so that tx paths no longer have
to call skb_reset_mac_header() only to get a pointer
to skb->data.
Hopefully we will be able to revert
6d1ccff62780
("net: reset mac header in dev_start_xmit()") and save few cycles
in transmit fast path.
BUG: KASAN: use-after-free in __get_unaligned_cpu32 include/linux/unaligned/packed_struct.h:19 [inline]
BUG: KASAN: use-after-free in mc_hash drivers/net/macvlan.c:251 [inline]
BUG: KASAN: use-after-free in macvlan_broadcast+0x547/0x620 drivers/net/macvlan.c:277
Read of size 4 at addr
ffff8880a4932401 by task syz-executor947/9579
CPU: 0 PID: 9579 Comm: syz-executor947 Not tainted 5.5.0-rc4-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x197/0x210 lib/dump_stack.c:118
print_address_description.constprop.0.cold+0xd4/0x30b mm/kasan/report.c:374
__kasan_report.cold+0x1b/0x41 mm/kasan/report.c:506
kasan_report+0x12/0x20 mm/kasan/common.c:639
__asan_report_load_n_noabort+0xf/0x20 mm/kasan/generic_report.c:145
__get_unaligned_cpu32 include/linux/unaligned/packed_struct.h:19 [inline]
mc_hash drivers/net/macvlan.c:251 [inline]
macvlan_broadcast+0x547/0x620 drivers/net/macvlan.c:277
macvlan_queue_xmit drivers/net/macvlan.c:520 [inline]
macvlan_start_xmit+0x402/0x77f drivers/net/macvlan.c:559
__netdev_start_xmit include/linux/netdevice.h:4447 [inline]
netdev_start_xmit include/linux/netdevice.h:4461 [inline]
dev_direct_xmit+0x419/0x630 net/core/dev.c:4079
packet_direct_xmit+0x1a9/0x250 net/packet/af_packet.c:240
packet_snd net/packet/af_packet.c:2966 [inline]
packet_sendmsg+0x260d/0x6220 net/packet/af_packet.c:2991
sock_sendmsg_nosec net/socket.c:639 [inline]
sock_sendmsg+0xd7/0x130 net/socket.c:659
__sys_sendto+0x262/0x380 net/socket.c:1985
__do_sys_sendto net/socket.c:1997 [inline]
__se_sys_sendto net/socket.c:1993 [inline]
__x64_sys_sendto+0xe1/0x1a0 net/socket.c:1993
do_syscall_64+0xfa/0x790 arch/x86/entry/common.c:294
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x442639
Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 5b 10 fc ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:
00007ffc13549e08 EFLAGS:
00000246 ORIG_RAX:
000000000000002c
RAX:
ffffffffffffffda RBX:
0000000000000003 RCX:
0000000000442639
RDX:
000000000000000e RSI:
0000000020000080 RDI:
0000000000000003
RBP:
0000000000000004 R08:
0000000000000000 R09:
0000000000000000
R10:
0000000000000000 R11:
0000000000000246 R12:
0000000000000000
R13:
0000000000403bb0 R14:
0000000000000000 R15:
0000000000000000
Allocated by task 9389:
save_stack+0x23/0x90 mm/kasan/common.c:72
set_track mm/kasan/common.c:80 [inline]
__kasan_kmalloc mm/kasan/common.c:513 [inline]
__kasan_kmalloc.constprop.0+0xcf/0xe0 mm/kasan/common.c:486
kasan_kmalloc+0x9/0x10 mm/kasan/common.c:527
__do_kmalloc mm/slab.c:3656 [inline]
__kmalloc+0x163/0x770 mm/slab.c:3665
kmalloc include/linux/slab.h:561 [inline]
tomoyo_realpath_from_path+0xc5/0x660 security/tomoyo/realpath.c:252
tomoyo_get_realpath security/tomoyo/file.c:151 [inline]
tomoyo_path_perm+0x230/0x430 security/tomoyo/file.c:822
tomoyo_inode_getattr+0x1d/0x30 security/tomoyo/tomoyo.c:129
security_inode_getattr+0xf2/0x150 security/security.c:1222
vfs_getattr+0x25/0x70 fs/stat.c:115
vfs_statx_fd+0x71/0xc0 fs/stat.c:145
vfs_fstat include/linux/fs.h:3265 [inline]
__do_sys_newfstat+0x9b/0x120 fs/stat.c:378
__se_sys_newfstat fs/stat.c:375 [inline]
__x64_sys_newfstat+0x54/0x80 fs/stat.c:375
do_syscall_64+0xfa/0x790 arch/x86/entry/common.c:294
entry_SYSCALL_64_after_hwframe+0x49/0xbe
Freed by task 9389:
save_stack+0x23/0x90 mm/kasan/common.c:72
set_track mm/kasan/common.c:80 [inline]
kasan_set_free_info mm/kasan/common.c:335 [inline]
__kasan_slab_free+0x102/0x150 mm/kasan/common.c:474
kasan_slab_free+0xe/0x10 mm/kasan/common.c:483
__cache_free mm/slab.c:3426 [inline]
kfree+0x10a/0x2c0 mm/slab.c:3757
tomoyo_realpath_from_path+0x1a7/0x660 security/tomoyo/realpath.c:289
tomoyo_get_realpath security/tomoyo/file.c:151 [inline]
tomoyo_path_perm+0x230/0x430 security/tomoyo/file.c:822
tomoyo_inode_getattr+0x1d/0x30 security/tomoyo/tomoyo.c:129
security_inode_getattr+0xf2/0x150 security/security.c:1222
vfs_getattr+0x25/0x70 fs/stat.c:115
vfs_statx_fd+0x71/0xc0 fs/stat.c:145
vfs_fstat include/linux/fs.h:3265 [inline]
__do_sys_newfstat+0x9b/0x120 fs/stat.c:378
__se_sys_newfstat fs/stat.c:375 [inline]
__x64_sys_newfstat+0x54/0x80 fs/stat.c:375
do_syscall_64+0xfa/0x790 arch/x86/entry/common.c:294
entry_SYSCALL_64_after_hwframe+0x49/0xbe
The buggy address belongs to the object at
ffff8880a4932000
which belongs to the cache kmalloc-4k of size 4096
The buggy address is located 1025 bytes inside of
4096-byte region [
ffff8880a4932000,
ffff8880a4933000)
The buggy address belongs to the page:
page:
ffffea0002924c80 refcount:1 mapcount:0 mapping:
ffff8880aa402000 index:0x0 compound_mapcount: 0
raw:
00fffe0000010200 ffffea0002846208 ffffea00028f3888 ffff8880aa402000
raw:
0000000000000000 ffff8880a4932000 0000000100000001 0000000000000000
page dumped because: kasan: bad access detected
Memory state around the buggy address:
ffff8880a4932300: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff8880a4932380: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
>
ffff8880a4932400: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
^
ffff8880a4932480: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
ffff8880a4932500: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb
Fixes:
b863ceb7ddce ("[NET]: Add macvlan driver")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reported-by: syzbot <syzkaller@googlegroups.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Wed, 8 Jan 2020 20:45:53 +0000 (12:45 -0800)]
Merge branch 'net-ungraft-prio'
Petr Machata says:
====================
When ungrafting from PRIO, replace child with FIFO
When a child Qdisc is removed from one of the PRIO Qdisc's bands, it is
replaced unconditionally by a NOOP qdisc. As a result, any traffic hitting
that band gets dropped. That is incorrect--no Qdisc was explicitly added
when PRIO was created, and after removal, none should have to be added
either.
In patch #2, this problem is fixed for PRIO by first attempting to create a
default Qdisc and only falling back to noop when that fails. This pattern
of attempting to create an invisible FIFO, using NOOP only as a fallback,
is also seen in some other Qdiscs.
The only driver currently offloading PRIO (and thus presumably the only one
impacted by this) is mlxsw. Therefore patch #1 extends mlxsw to handle the
replacement by an invisible FIFO gracefully.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
Petr Machata [Mon, 6 Jan 2020 18:01:56 +0000 (18:01 +0000)]
net: sch_prio: When ungrafting, replace with FIFO
When a child Qdisc is removed from one of the PRIO Qdisc's bands, it is
replaced unconditionally by a NOOP qdisc. As a result, any traffic hitting
that band gets dropped. That is incorrect--no Qdisc was explicitly added
when PRIO was created, and after removal, none should have to be added
either.
Fix PRIO by first attempting to create a default Qdisc and only falling
back to noop when that fails. This pattern of attempting to create an
invisible FIFO, using NOOP only as a fallback, is also seen in other
Qdiscs.
Fixes:
1da177e4c3f4 ("Linux-2.6.12-rc2")
Signed-off-by: Petr Machata <petrm@mellanox.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Petr Machata [Mon, 6 Jan 2020 18:01:55 +0000 (18:01 +0000)]
mlxsw: spectrum_qdisc: Ignore grafting of invisible FIFO
The following patch will change PRIO to replace a removed Qdisc with an
invisible FIFO, instead of NOOP. mlxsw will see this replacement due to the
graft message that is generated. But because FIFO does not issue its own
REPLACE message, when the graft operation takes place, the Qdisc that mlxsw
tracks under the indicated band is still the old one. The child
handle (0:0) therefore does not match, and mlxsw rejects the graft
operation, which leads to an extack message:
Warning: Offloading graft operation failed.
Fix by ignoring the invisible children in the PRIO graft handler. The
DESTROY message of the removed Qdisc is going to follow shortly and handle
the removal.
Fixes:
32dc5efc6cb4 ("mlxsw: spectrum: qdiscs: prio: Handle graft command")
Signed-off-by: Petr Machata <petrm@mellanox.com>
Acked-by: Jiri Pirko <jiri@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Niklas Cassel [Mon, 6 Jan 2020 16:31:30 +0000 (17:31 +0100)]
MAINTAINERS: Remove myself as co-maintainer for qcom-ethqos
As I am no longer with Linaro, I no longer have access to documentation
for this IP. The Linaro email will start bouncing soon.
Vinod is fully capable to maintain this driver by himself, therefore
remove myself as co-maintainer for qcom-ethqos.
Signed-off-by: Niklas Cassel <niklas.cassel@wdc.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Eric Dumazet [Mon, 6 Jan 2020 14:45:37 +0000 (06:45 -0800)]
gtp: fix bad unlock balance in gtp_encap_enable_socket
WARNING: bad unlock balance detected!
5.5.0-rc5-syzkaller #0 Not tainted
-------------------------------------
syz-executor921/9688 is trying to release lock (sk_lock-AF_INET6) at:
[<
ffffffff84bf8506>] gtp_encap_enable_socket+0x146/0x400 drivers/net/gtp.c:830
but there are no more locks to release!
other info that might help us debug this:
2 locks held by syz-executor921/9688:
#0:
ffffffff8a4d8840 (rtnl_mutex){+.+.}, at: rtnl_lock net/core/rtnetlink.c:72 [inline]
#0:
ffffffff8a4d8840 (rtnl_mutex){+.+.}, at: rtnetlink_rcv_msg+0x405/0xaf0 net/core/rtnetlink.c:5421
#1:
ffff88809304b560 (slock-AF_INET6){+...}, at: spin_lock_bh include/linux/spinlock.h:343 [inline]
#1:
ffff88809304b560 (slock-AF_INET6){+...}, at: release_sock+0x20/0x1c0 net/core/sock.c:2951
stack backtrace:
CPU: 0 PID: 9688 Comm: syz-executor921 Not tainted 5.5.0-rc5-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:77 [inline]
dump_stack+0x197/0x210 lib/dump_stack.c:118
print_unlock_imbalance_bug kernel/locking/lockdep.c:4008 [inline]
print_unlock_imbalance_bug.cold+0x114/0x123 kernel/locking/lockdep.c:3984
__lock_release kernel/locking/lockdep.c:4242 [inline]
lock_release+0x5f2/0x960 kernel/locking/lockdep.c:4503
sock_release_ownership include/net/sock.h:1496 [inline]
release_sock+0x17c/0x1c0 net/core/sock.c:2961
gtp_encap_enable_socket+0x146/0x400 drivers/net/gtp.c:830
gtp_encap_enable drivers/net/gtp.c:852 [inline]
gtp_newlink+0x9fc/0xc60 drivers/net/gtp.c:666
__rtnl_newlink+0x109e/0x1790 net/core/rtnetlink.c:3305
rtnl_newlink+0x69/0xa0 net/core/rtnetlink.c:3363
rtnetlink_rcv_msg+0x45e/0xaf0 net/core/rtnetlink.c:5424
netlink_rcv_skb+0x177/0x450 net/netlink/af_netlink.c:2477
rtnetlink_rcv+0x1d/0x30 net/core/rtnetlink.c:5442
netlink_unicast_kernel net/netlink/af_netlink.c:1302 [inline]
netlink_unicast+0x58c/0x7d0 net/netlink/af_netlink.c:1328
netlink_sendmsg+0x91c/0xea0 net/netlink/af_netlink.c:1917
sock_sendmsg_nosec net/socket.c:639 [inline]
sock_sendmsg+0xd7/0x130 net/socket.c:659
____sys_sendmsg+0x753/0x880 net/socket.c:2330
___sys_sendmsg+0x100/0x170 net/socket.c:2384
__sys_sendmsg+0x105/0x1d0 net/socket.c:2417
__do_sys_sendmsg net/socket.c:2426 [inline]
__se_sys_sendmsg net/socket.c:2424 [inline]
__x64_sys_sendmsg+0x78/0xb0 net/socket.c:2424
do_syscall_64+0xfa/0x790 arch/x86/entry/common.c:294
entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x445d49
Code: e8 bc b7 02 00 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 2b 12 fc ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:
00007f8019074db8 EFLAGS:
00000246 ORIG_RAX:
000000000000002e
RAX:
ffffffffffffffda RBX:
00000000006dac38 RCX:
0000000000445d49
RDX:
0000000000000000 RSI:
0000000020000180 RDI:
0000000000000003
RBP:
00000000006dac30 R08:
0000000000000004 R09:
0000000000000000
R10:
0000000000000008 R11:
0000000000000246 R12:
00000000006dac3c
R13:
00007ffea687f6bf R14:
00007f80190759c0 R15:
20c49ba5e353f7cf
Fixes:
e198987e7dd7 ("gtp: fix suspicious RCU usage")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reported-by: syzbot <syzkaller@googlegroups.com>
Cc: Taehee Yoo <ap420073@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Eric Dumazet [Mon, 6 Jan 2020 14:10:39 +0000 (06:10 -0800)]
pkt_sched: fq: do not accept silly TCA_FQ_QUANTUM
As diagnosed by Florian :
If TCA_FQ_QUANTUM is set to 0x80000000, fq_deueue()
can loop forever in :
if (f->credit <= 0) {
f->credit += q->quantum;
goto begin;
}
... because f->credit is either 0 or -
2147483648.
Let's limit TCA_FQ_QUANTUM to no more than 1 << 20 :
This max value should limit risks of breaking user setups
while fixing this bug.
Fixes:
afe4fd062416 ("pkt_sched: fq: Fair Queue packet scheduler")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Diagnosed-by: Florian Westphal <fw@strlen.de>
Reported-by: syzbot+dc9071cc5a85950bdfce@syzkaller.appspotmail.com
Signed-off-by: David S. Miller <davem@davemloft.net>
Masahiro Yamada [Mon, 6 Jan 2020 07:35:27 +0000 (16:35 +0900)]
tipc: remove meaningless assignment in Makefile
There is no module named tipc_diag.
The assignment to tipc_diag-y has no effect.
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Masahiro Yamada [Mon, 6 Jan 2020 07:35:26 +0000 (16:35 +0900)]
tipc: do not add socket.o to tipc-y twice
net/tipc/Makefile adds socket.o twice.
tipc-y += addr.o bcast.o bearer.o \
core.o link.o discover.o msg.o \
name_distr.o subscr.o monitor.o name_table.o net.o \
netlink.o netlink_compat.o node.o socket.o eth_media.o \
^^^^^^^^
topsrv.o socket.o group.o trace.o
^^^^^^^^
Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Chen-Yu Tsai [Mon, 6 Jan 2020 03:09:45 +0000 (11:09 +0800)]
net: stmmac: dwmac-sun8i: Allow all RGMII modes
Allow all the RGMII modes to be used. This would allow us to represent
the hardware better in the device tree with RGMII_ID where in most
cases the PHY's internal delay for both RX and TX are used.
Fixes:
9f93ac8d4085 ("net-next: stmmac: Add dwmac-sun8i")
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Chen-Yu Tsai [Mon, 6 Jan 2020 03:09:22 +0000 (11:09 +0800)]
net: stmmac: dwmac-sunxi: Allow all RGMII modes
Allow all the RGMII modes to be used. This would allow us to represent
the hardware better in the device tree with RGMII_ID where in most
cases the PHY's internal delay for both RX and TX are used.
Fixes:
af0bd4e9ba80 ("net: stmmac: sunxi platform extensions for GMAC in Allwinner A20 SoC's")
Signed-off-by: Chen-Yu Tsai <wens@csie.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
Kai Vehmanen [Wed, 8 Jan 2020 18:08:56 +0000 (20:08 +0200)]
ALSA: hda: enable regmap internal locking
This reverts commit
42ec336f1f9d ("ALSA: hda: Disable regmap
internal locking").
Without regmap locking, there is a race between snd_hda_codec_amp_init()
and PM callbacks issuing regcache_sync(). This was caught by
following kernel warning trace:
<4> [358.080081] WARNING: CPU: 2 PID: 4157 at drivers/base/regmap/regcache.c:498 regcache_cache_only+0xf5/0x130
[...]
<4> [358.080148] Call Trace:
<4> [358.080158] snd_hda_codec_amp_init+0x4e/0x100 [snd_hda_codec]
<4> [358.080169] snd_hda_codec_amp_init_stereo+0x40/0x80 [snd_hda_codec]
Suggested-by: Takashi Iwai <tiwai@suse.de>
BugLink: https://gitlab.freedesktop.org/drm/intel/issues/592
Signed-off-by: Kai Vehmanen <kai.vehmanen@linux.intel.com>
Link: https://lore.kernel.org/r/20200108180856.5194-1-kai.vehmanen@linux.intel.com
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Linus Torvalds [Wed, 8 Jan 2020 17:26:33 +0000 (09:26 -0800)]
Merge tag 'tpmdd-next-
20200108' of git://git.infradead.org/users/jjs/linux-tpmdd
Pull more tpmd fixes from Jarkko Sakkinen:
"One critical regression fix (the faulty commit got merged in rc3, but
also marked for stable)"
* tag 'tpmdd-next-
20200108' of git://git.infradead.org/users/jjs/linux-tpmdd:
tpm: Handle negative priv->response_len in tpm_common_read()
Qi Zhou [Sat, 4 Jan 2020 11:02:01 +0000 (11:02 +0000)]
usb: missing parentheses in USE_NEW_SCHEME
According to
bd0e6c9614b9 ("usb: hub: try old enumeration scheme first
for high speed devices") the kernel will try the old enumeration scheme
first for high speed devices. This can happen when a high speed device
is plugged in.
But due to missing parentheses in the USE_NEW_SCHEME define, this logic
can get messed up and the incorrect result happens.
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Signed-off-by: Qi Zhou <atmgnd@outlook.com>
Link: https://lore.kernel.org/r/ht4mtag8ZP-HKEhD0KkJhcFnVlOFV8N8eNjJVRD9pDkkLUNhmEo8_cL_sl7xy9mdajdH-T8J3TFQsjvoYQT61NFjQXy469Ed_BbBw_x4S1E=@protonmail.com
[ fixup changelog text - gregkh]
Cc: stable <stable@vger.kernel.org>
Fixes:
bd0e6c9614b9 ("usb: hub: try old enumeration scheme first for high speed devices")
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Colin Ian King [Tue, 7 Jan 2020 12:39:01 +0000 (12:39 +0000)]
usb: ohci-da8xx: ensure error return on variable error is set
Currently when an error occurs when calling devm_gpiod_get_optional or
calling gpiod_to_irq it causes an uninitialized error return in variable
'error' to be returned. Fix this by ensuring the error variable is set
from da8xx_ohci->oc_gpio and oc_irq.
Thanks to Dan Carpenter for spotting the uninitialized error in the
gpiod_to_irq failure case.
Addresses-Coverity: ("Uninitialized scalar variable")
Fixes:
d193abf1c913 ("usb: ohci-da8xx: add vbus and overcurrent gpios")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Cc: stable <stable@vger.kernel.org>
Acked-by: Alan Stern <stern@rowland.harvard.edu>
Link: https://lore.kernel.org/r/20200107123901.101190-1-colin.king@canonical.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Paul Cercueil [Tue, 7 Jan 2020 15:26:25 +0000 (09:26 -0600)]
usb: musb: Disable pullup at init
The pullup may be already enabled before the driver is initialized. This
happens for instance on JZ4740.
It has to be disabled at init time, as we cannot guarantee that a gadget
driver will be bound to the UDC.
Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Suggested-by: Bin Liu <b-liu@ti.com>
Cc: stable@vger.kernel.org
Signed-off-by: Bin Liu <b-liu@ti.com>
Link: https://lore.kernel.org/r/20200107152625.857-3-b-liu@ti.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Tony Lindgren [Tue, 7 Jan 2020 15:26:24 +0000 (09:26 -0600)]
usb: musb: fix idling for suspend after disconnect interrupt
When disconnected as USB B-device, suspend interrupt should come before
diconnect interrupt, because the DP/DM pins are shorter than the
VBUS/GND pins on the USB connectors. But we sometimes get a suspend
interrupt after disconnect interrupt. In that case we have devctl set to
99 with VBUS still valid and musb_pm_runtime_check_session() wrongly
thinks we have an active session. We have no other interrupts after
disconnect coming in this case at least with the omap2430 glue.
Let's fix the issue by checking the interrupt status again with
delayed work for the devctl 99 case. In the suspend after disconnect
case the devctl session bit has cleared by then and musb can idle.
For a typical USB B-device connect case we just continue with normal
interrupts.
Fixes:
467d5c980709 ("usb: musb: Implement session bit based runtime PM for musb-core")
Cc: Merlijn Wajer <merlijn@wizzup.org>
Cc: Pavel Machek <pavel@ucw.cz>
Cc: Sebastian Reichel <sre@kernel.org>
Cc: stable@vger.kernel.org
Signed-off-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Bin Liu <b-liu@ti.com>
Link: https://lore.kernel.org/r/20200107152625.857-2-b-liu@ti.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Heikki Krogerus [Wed, 8 Jan 2020 13:13:46 +0000 (16:13 +0300)]
usb: typec: ucsi: Fix the notification bit offsets
The bit offsets for the Set Notification Enable command were
not considering the reserved bits in the middle.
Fixes:
470ce43a1a81 ("usb: typec: ucsi: Remove struct ucsi_control")
Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>
Link: https://lore.kernel.org/r/20200108131347.43217-2-heikki.krogerus@linux.intel.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Tadeusz Struk [Tue, 7 Jan 2020 22:04:48 +0000 (14:04 -0800)]
tpm: Handle negative priv->response_len in tpm_common_read()
The priv->response_length can hold the size of an response or an negative
error code, and the tpm_common_read() needs to handle both cases correctly.
Changed the type of response_length to signed and accounted for negative
value in tpm_common_read().
Cc: stable@vger.kernel.org
Fixes:
d23d12484307 ("tpm: fix invalid locking in NONBLOCKING mode")
Reported-by: Laura Abbott <labbott@redhat.com>
Signed-off-by: Tadeusz Struk <tadeusz.struk@intel.com>
Reviewed-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
Kailang Yang [Wed, 8 Jan 2020 08:47:56 +0000 (16:47 +0800)]
ALSA: hda/realtek - Add quirk for the bass speaker on Lenovo Yoga X1 7th gen
Add quirk to ALC285_FIXUP_SPEAKER2_TO_DAC1, which is the same fixup
applied for X1 Carbon 7th gen in commit
d2cd795c4ece ("ALSA: hda -
fixup for the bass speaker on Lenovo Carbon X1 7th gen").
Signed-off-by: Kailang Yang <kailang@realtek.com>
Reviewed-by: Jaroslav Kysela <perex@perex.cz>
Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Kailang Yang [Tue, 7 Jan 2020 09:22:19 +0000 (17:22 +0800)]
ALSA: hda/realtek - Set EAPD control to default for ALC222
Set EAPD control to verb control.
Signed-off-by: Kailang Yang <kailang@realtek.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Eric Dumazet [Tue, 7 Jan 2020 18:57:01 +0000 (10:57 -0800)]
net: usb: lan78xx: fix possible skb leak
If skb_linearize() fails, we need to free the skb.
TSO makes skb bigger, and this bug might be the reason
Raspberry Pi 3B+ users had to disable TSO.
Fixes:
55d7de9de6c3 ("Microchip's LAN7800 family USB 2/3 to 10/100/1000 Ethernet device driver")
Signed-off-by: Eric Dumazet <edumazet@google.com>
Reported-by: RENARD Pierre-Francois <pfrenard@gmail.com>
Cc: Stefan Wahren <stefan.wahren@i2se.com>
Cc: Woojung Huh <woojung.huh@microchip.com>
Cc: Microchip Linux Driver Support <UNGLinuxDriver@microchip.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Jose Abreu [Tue, 7 Jan 2020 12:35:42 +0000 (13:35 +0100)]
net: stmmac: Fixed link does not need MDIO Bus
When using fixed link we don't need the MDIO bus support.
Reported-by: Heiko Stuebner <heiko@sntech.de>
Reported-by: kernelci.org bot <bot@kernelci.org>
Fixes:
d3e014ec7d5e ("net: stmmac: platform: Fix MDIO init for platforms without PHY")
Signed-off-by: Jose Abreu <Jose.Abreu@synopsys.com>
Acked-by: Sriram Dash <Sriram.dash@samsung.com>
Tested-by: Patrice Chotard <patrice.chotard@st.com>
Tested-by: Heiko Stuebner <heiko@sntech.de>
Acked-by: Neil Armstrong <narmstrong@baylibre.com>
Reviewed-by: Florian Fainelli <f.fainelli@gmail.com>
Tested-by: Florian Fainelli <f.fainelli@gmail> # Lamobo R1 (fixed-link + MDIO sub node for roboswitch).
Signed-off-by: David S. Miller <davem@davemloft.net>
David S. Miller [Tue, 7 Jan 2020 21:35:14 +0000 (13:35 -0800)]
Merge branch 'vlan-rtnetlink-newlink-fixes'
Eric Dumazet says:
====================
vlan: rtnetlink newlink fixes
First patch fixes a potential memory leak found by syzbot
Second patch makes vlan_changelink() aware of errors
and report them to user.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
projects / linux-2.6-microblaze.git / log