X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;ds=sidebyside;f=include%2Flinux%2Fcompiler_types.h;h=74e04ecd4c8941863fe517af779f7298b4196e29;hb=52abb27abfff8c5ddf44eef4d759f3d1e9f166c5;hp=d9d98e8a9a3b74b4eb0570c9c06693cc66871c8c;hpb=55be6084c8e0e0ada9278c2ab60b7a584378efda;p=platform%2Fkernel%2Flinux-rpi.git

diff --git a/include/linux/compiler_types.h b/include/linux/compiler_types.h
index d9d98e8..74e04ec 100644
--- a/include/linux/compiler_types.h
+++ b/include/linux/compiler_types.h
@@ -271,14 +271,16 @@ struct ftrace_likely_data {
 
 /*
  * Any place that could be marked with the "alloc_size" attribute is also
- * a place to be marked with the "malloc" attribute. Do this as part of the
- * __alloc_size macro to avoid redundant attributes and to avoid missing a
- * __malloc marking.
+ * a place to be marked with the "malloc" attribute, except those that may
+ * be performing a _reallocation_, as that may alias the existing pointer.
+ * For these, use __realloc_size().
  */
 #ifdef __alloc_size__
 # define __alloc_size(x, ...)	__alloc_size__(x, ## __VA_ARGS__) __malloc
+# define __realloc_size(x, ...)	__alloc_size__(x, ## __VA_ARGS__)
 #else
 # define __alloc_size(x, ...)	__malloc
+# define __realloc_size(x, ...)
 #endif
 
 #ifndef asm_volatile_goto