Fixes a leak that occurs if avctx->extradata contains any data
prior to opening the codec, eg left over from an initialization
call to avcodec_parameters_from_context.
---
libavcodec/aacenc.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/libavcodec/aacenc.c b/libavcodec/aacenc.c
index 6d94c76905..f8fbe69d87 100644
--- a/libavcodec/aacenc.c
+++ b/libavcodec/aacenc.c
@@ -98,6 +98,10 @@ static int put_audio_specific_config(AVCodecContext *avctx)
int channels = (!s->needs_pce)*(s->channels - (s->channels == 8 ? 1 : 0));
const int max_size = 32;
+ if (avctx->extradata) {
+ av_freep(&avctx->extradata);
+ avctx->extradata_size = 0;
+ }
avctx->extradata = av_mallocz(max_size);
if (!avctx->extradata)
return AVERROR(ENOMEM);
--
2.14.2
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