PCI: Return int from pciconfig_read() syscall

Change pciconfig_read() syscall "err" return value from long to int.  This
makes it consistent with pciconfig_write().

[bhelgaas: commit log]
Link: https://lore.kernel.org/r/20210729233755.1509616-2-kw@linux.com
Signed-off-by: Krzysztof Wilczyński <kw@linux.com>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>

diff --git a/drivers/pci/syscall.c b/drivers/pci/syscall.c
index c9f0341..61a6fe3 100644 (file)
--- a/drivers/pci/syscall.c
+++ b/drivers/pci/syscall.c
@@ -19,8 +19,7 @@ SYSCALL_DEFINE5(pciconfig_read, unsigned long, bus, unsigned long, dfn,
        u8 byte;
        u16 word;
        u32 dword;
-       long err;
-       int cfg_ret;
+       int err, cfg_ret;
 
        err = -EPERM;
        dev = NULL;