[FFmpeg-cvslog] avfilter/af_afir: do not leak frame and clear pointer to freed frame

[Paul B Mahol]

ffmpeg | branch: master | Paul B Mahol <onemda at gmail.com> | Thu Nov  8 21:34:49 2018 +0100| [698e67bef2ee76f317193e27f354c129b241332c] | committer: Paul B Mahol

avfilter/af_afir: do not leak frame and clear pointer to freed frame

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=698e67bef2ee76f317193e27f354c129b241332c
---

 libavfilter/af_afir.c | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/libavfilter/af_afir.c b/libavfilter/af_afir.c
index 6692dc768d..624eab093f 100644
--- a/libavfilter/af_afir.c
+++ b/libavfilter/af_afir.c
@@ -126,8 +126,10 @@ static int fir_frame(AudioFIRContext *s, AVFrame *in, AVFilterLink *outlink)
 
     if (!s->want_skip) {
         out = ff_get_audio_buffer(outlink, s->nb_samples);
-        if (!out)
+        if (!out) {
+            av_frame_free(&in);
             return AVERROR(ENOMEM);
+        }
     }
 
     if (s->pts == AV_NOPTS_VALUE)
@@ -148,6 +150,7 @@ static int fir_frame(AudioFIRContext *s, AVFrame *in, AVFilterLink *outlink)
         s->index = 0;
 
     av_frame_free(&in);
+    s->in[0] = NULL;
 
     if (s->want_skip == 1) {
         s->want_skip = 0;