diff options
| author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-05-09 07:47:14 -0300 |
|---|---|---|
| committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-05-09 07:58:48 -0300 |
| commit | a5cdf7364020a61375af3c8aa23e09181f5c2c6c (patch) | |
| tree | 6a7aacf0e34c69ae57200ba59eafda251b3e0e80 /include/asm-generic/futex.h | |
| parent | 394569928e2f17dff4ae367ac700048138e318c7 (diff) | |
Linux-libre 4.5.3-gnupck-4.5.3-gnu
Diffstat (limited to 'include/asm-generic/futex.h')
| -rw-r--r-- | include/asm-generic/futex.h | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/include/asm-generic/futex.h b/include/asm-generic/futex.h index e56272c91..bf2d34c9d 100644 --- a/include/asm-generic/futex.h +++ b/include/asm-generic/futex.h @@ -108,11 +108,15 @@ futex_atomic_cmpxchg_inatomic(u32 *uval, u32 __user *uaddr, u32 val; preempt_disable(); - if (unlikely(get_user(val, uaddr) != 0)) + if (unlikely(get_user(val, uaddr) != 0)) { + preempt_enable(); return -EFAULT; + } - if (val == oldval && unlikely(put_user(newval, uaddr) != 0)) + if (val == oldval && unlikely(put_user(newval, uaddr) != 0)) { + preempt_enable(); return -EFAULT; + } *uval = val; preempt_enable(); |