[FFmpeg-cvslog] avfilter/af_aderivative: Free out on error

[Michael Niedermayer]

ffmpeg | branch: release/4.3 | Michael Niedermayer <michael at niedermayer.cc> | Sun Jun  9 17:47:46 2024 +0200| [917c2b02c48531424cc49ce706ac55dfdca1a294] | committer: Michael Niedermayer

avfilter/af_aderivative: Free out on error

Fixes: CID1197065 Resource leak

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
(cherry picked from commit 382e9e79f3a0011d93af4b11ca6ba6b85113a09a)
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=917c2b02c48531424cc49ce706ac55dfdca1a294
---

 libavfilter/af_aderivative.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libavfilter/af_aderivative.c b/libavfilter/af_aderivative.c
index a591515cbf..56a59d517e 100644
--- a/libavfilter/af_aderivative.c
+++ b/libavfilter/af_aderivative.c
@@ -150,6 +150,7 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
         s->prev = ff_get_audio_buffer(inlink, 1);
         if (!s->prev) {
             av_frame_free(&in);
+            av_frame_free(&out);
             return AVERROR(ENOMEM);
         }
     }