x86: Unify copy_from_user() size checking

[pandora-kernel.git] / arch / x86 / include / asm / uaccess_32.h

diff --git a/arch/x86/include/asm/uaccess_32.h b/arch/x86/include/asm/uaccess_32.h
index 7f760a9..c348c87 100644 (file)
--- a/arch/x86/include/asm/uaccess_32.h
+++ b/arch/x86/include/asm/uaccess_32.h
@@ -186,31 +186,5 @@ __copy_from_user_inatomic_nocache(void *to, const void __user *from,
 
 unsigned long __must_check copy_to_user(void __user *to,
                                        const void *from, unsigned long n);
-unsigned long __must_check _copy_from_user(void *to,
-                                         const void __user *from,
-                                         unsigned long n);
-
-
-extern void copy_from_user_overflow(void)
-#ifdef CONFIG_DEBUG_STRICT_USER_COPY_CHECKS
-       __compiletime_error("copy_from_user() buffer size is not provably correct")
-#else
-       __compiletime_warning("copy_from_user() buffer size is not provably correct")
-#endif
-;
-
-static inline unsigned long __must_check copy_from_user(void *to,
-                                         const void __user *from,
-                                         unsigned long n)
-{
-       int sz = __compiletime_object_size(to);
-
-       if (likely(sz == -1 || sz >= n))
-               n = _copy_from_user(to, from, n);
-       else
-               copy_from_user_overflow();
-
-       return n;
-}
 
 #endif /* _ASM_X86_UACCESS_32_H */