arm64: uaccess: Fix omissions from usercopy whitelist

[linux-2.6-microblaze.git] / arch / arm64 / kernel / process.c

diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c
index c0da6ef..f08a2ed 100644 (file)
--- a/arch/arm64/kernel/process.c
+++ b/arch/arm64/kernel/process.c
@@ -257,7 +257,7 @@ static void tls_thread_flush(void)
        write_sysreg(0, tpidr_el0);
 
        if (is_compat_task()) {
-               current->thread.tp_value = 0;
+               current->thread.uw.tp_value = 0;
 
                /*
                 * We need to ensure ordering between the shadow state and the
@@ -351,7 +351,7 @@ int copy_thread(unsigned long clone_flags, unsigned long stack_start,
                 * for the new thread.
                 */
                if (clone_flags & CLONE_SETTLS)
-                       p->thread.tp_value = childregs->regs[3];
+                       p->thread.uw.tp_value = childregs->regs[3];
        } else {
                memset(childregs, 0, sizeof(struct pt_regs));
                childregs->pstate = PSR_MODE_EL1h;
@@ -379,7 +379,7 @@ static void tls_thread_switch(struct task_struct *next)
        tls_preserve_current_state();
 
        if (is_compat_thread(task_thread_info(next)))
-               write_sysreg(next->thread.tp_value, tpidrro_el0);
+               write_sysreg(next->thread.uw.tp_value, tpidrro_el0);
        else if (!arm64_kernel_unmapped_at_el0())
                write_sysreg(0, tpidrro_el0);