diff options
| author | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-09-27 10:34:19 -0300 |
|---|---|---|
| committer | André Fabian Silva Delgado <emulatorman@parabola.nu> | 2016-09-27 10:34:19 -0300 |
| commit | 1c29f4306f557ef5d9ed515ec8881f4d1735b058 (patch) | |
| tree | 1359b9f8403af67e35bbbaae36e2b60c9bb3d2da /arch/metag/include | |
| parent | 5b465b045af3a649a89b8a5c5bfdece20ffc0345 (diff) | |
Linux-libre 4.7.5-gnupck-4.7.5-gnu
Diffstat (limited to 'arch/metag/include')
| -rw-r--r-- | arch/metag/include/asm/uaccess.h | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/metag/include/asm/uaccess.h b/arch/metag/include/asm/uaccess.h index 8282cbce7..273e61225 100644 --- a/arch/metag/include/asm/uaccess.h +++ b/arch/metag/include/asm/uaccess.h @@ -204,8 +204,9 @@ extern unsigned long __must_check __copy_user_zeroing(void *to, static inline unsigned long copy_from_user(void *to, const void __user *from, unsigned long n) { - if (access_ok(VERIFY_READ, from, n)) + if (likely(access_ok(VERIFY_READ, from, n))) return __copy_user_zeroing(to, from, n); + memset(to, 0, n); return n; } |