usercopy: force check_object_size() inline

Just for good measure, make sure that check_object_size() is always inlined too, as already done for copy_*_user() and __copy_*_user(). Suggested-by: Linus Torvalds <[email protected]> Signed-off-by: Kees Cook <[email protected]>
ambv · Sep 7, 2016 · a85d6b8 · a85d6b8
1 parent ab29b33
commit a85d6b8
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/include/linux/thread_info.h b/include/linux/thread_info.h
@@ -118,8 +118,8 @@ static inline int arch_within_stack_frames(const void * const stack,
 extern void __check_object_size(const void *ptr, unsigned long n,
 					bool to_user);
 
-static inline void check_object_size(const void *ptr, unsigned long n,
-				     bool to_user)
+static __always_inline void check_object_size(const void *ptr, unsigned long n,
+					      bool to_user)
 {
 	if (!__builtin_constant_p(n))
 		__check_object_size(ptr, n, to_user);