diff options
Diffstat (limited to 'arch/arm/kernel/traps.c')
| -rw-r--r-- | arch/arm/kernel/traps.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index cda78d59aa31..17c5649340ad 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -454,7 +454,9 @@ do_cache_op(unsigned long start, unsigned long end, int flags) if (end > vma->vm_end) end = vma->vm_end; - flush_cache_user_range(vma, start, end); + up_read(&mm->mmap_sem); + flush_cache_user_range(start, end); + return; } up_read(&mm->mmap_sem); } @@ -524,7 +526,7 @@ asmlinkage int arm_syscall(int no, struct pt_regs *regs) if (has_tls_reg) { asm ("mcr p15, 0, %0, c13, c0, 3" : : "r" (regs->ARM_r0)); - } else { + } /*else*/ { /* * User space must never try to access this directly. * Expect your app to break eventually if you do so. |