[FFmpeg-cvslog] avutil/mem: add av_warn_unused_result

[Ganesh Ajjanagadde]

ffmpeg | branch: master | Ganesh Ajjanagadde <gajjanagadde at gmail.com> | Thu Oct 15 17:38:03 2015 -0400| [cf52ae003b427fbecdf82b7e99b829ccb299a0f4] | committer: Ganesh Ajjanagadde

avutil/mem: add av_warn_unused_result

This adds av_warn_unused_result to functions whose return codes need to
be checked.

Reviewed-by: Michael Niedermayer <michael at niedermayer.cc>
Signed-off-by: Ganesh Ajjanagadde <gajjanagadde at gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=cf52ae003b427fbecdf82b7e99b829ccb299a0f4
---

 libavutil/mem.h |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavutil/mem.h b/libavutil/mem.h
index 2a1e36d..a8eb14e 100644
--- a/libavutil/mem.h
+++ b/libavutil/mem.h
@@ -144,6 +144,7 @@ void *av_realloc_f(void *ptr, size_t nelem, size_t elsize);
  *          The situation is undefined according to POSIX and may crash with
  *          some libc implementations.
  */
+av_warn_unused_result
 int av_reallocp(void *ptr, size_t size);
 
 /**
@@ -304,6 +305,7 @@ void av_dynarray_add(void *tab_ptr, int *nb_ptr, void *elem);
  * @return >=0 on success, negative otherwise.
  * @see av_dynarray_add(), av_dynarray2_add()
  */
+av_warn_unused_result
 int av_dynarray_add_nofree(void *tab_ptr, int *nb_ptr, void *elem);
 
 /**