diff options
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/include/asm/uaccess_32.h | 5 | ||||
| -rw-r--r-- | arch/x86/include/asm/uaccess_64.h | 5 |
2 files changed, 4 insertions, 6 deletions
diff --git a/arch/x86/include/asm/uaccess_32.h b/arch/x86/include/asm/uaccess_32.h index 0c9825e97f36..088d09fb1615 100644 --- a/arch/x86/include/asm/uaccess_32.h +++ b/arch/x86/include/asm/uaccess_32.h @@ -205,14 +205,13 @@ static inline unsigned long __must_check copy_from_user(void *to, unsigned long n) { int sz = __compiletime_object_size(to); - int ret = -EFAULT; if (likely(sz == -1 || sz >= n)) - ret = _copy_from_user(to, from, n); + n = _copy_from_user(to, from, n); else copy_from_user_overflow(); - return ret; + return n; } long __must_check strncpy_from_user(char *dst, const char __user *src, diff --git a/arch/x86/include/asm/uaccess_64.h b/arch/x86/include/asm/uaccess_64.h index 46324c6a4f6e..535e421498f6 100644 --- a/arch/x86/include/asm/uaccess_64.h +++ b/arch/x86/include/asm/uaccess_64.h @@ -30,16 +30,15 @@ static inline unsigned long __must_check copy_from_user(void *to, unsigned long n) { int sz = __compiletime_object_size(to); - int ret = -EFAULT; might_fault(); if (likely(sz == -1 || sz >= n)) - ret = _copy_from_user(to, from, n); + n = _copy_from_user(to, from, n); #ifdef CONFIG_DEBUG_VM else WARN(1, "Buffer overflow detected!\n"); #endif - return ret; + return n; } static __always_inline __must_check |