Otherwise the frame is uninitialized, so avcodec_get_frame_defaults()
cannot determine whether to free extended_data.
---
 libavcodec/utils.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavcodec/utils.c b/libavcodec/utils.c
index 7ef8581..a3ab134 100644
--- a/libavcodec/utils.c
+++ b/libavcodec/utils.c
@@ -645,7 +645,7 @@ void avcodec_get_frame_defaults(AVFrame *frame)
 
 AVFrame *avcodec_alloc_frame(void)
 {
-    AVFrame *frame = av_malloc(sizeof(AVFrame));
+    AVFrame *frame = av_mallocz(sizeof(AVFrame));
 
     if (frame == NULL)
         return NULL;
-- 
1.7.10.4

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