diff options
Diffstat (limited to 'include/linux/compiler_types.h')
-rw-r--r-- | include/linux/compiler_types.h | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/include/linux/compiler_types.h b/include/linux/compiler_types.h index d9d98e8a9a3b..74e04ecd4c89 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 |