This prevents leaks in the rare cases the function is called when extradata
already exists.
Signed-off-by: James Almer <jamr...@gmail.com>
---
libavformat/utils.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/libavformat/utils.c b/libavformat/utils.c
index 72531d4185..31340a484b 100644
--- a/libavformat/utils.c
+++ b/libavformat/utils.c
@@ -3245,6 +3245,7 @@ int ff_alloc_extradata(AVCodecParameters *par, int size)
{
int ret;
+ av_freep(&par->extradata);
if (size < 0 || size >= INT32_MAX - AV_INPUT_BUFFER_PADDING_SIZE) {
par->extradata = NULL;
par->extradata_size = 0;
--
2.16.2
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