[FFmpeg-cvslog] avfilter/af_acopy: check for error cases and handle them

[Paul B Mahol]

ffmpeg | branch: master | Paul B Mahol <onemda at gmail.com> | Tue Oct  1 13:42:18 2019 +0200| [c9473229c9ecffaedbeb3a1d9fe3dbf2d8aee054] | committer: Paul B Mahol

avfilter/af_acopy: check for error cases and handle them

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=c9473229c9ecffaedbeb3a1d9fe3dbf2d8aee054
---

 libavfilter/af_acopy.c | 20 ++++++++++++++------
 1 file changed, 14 insertions(+), 6 deletions(-)

diff --git a/libavfilter/af_acopy.c b/libavfilter/af_acopy.c
index d849060966..a7caec6ae9 100644
--- a/libavfilter/af_acopy.c
+++ b/libavfilter/af_acopy.c
@@ -24,15 +24,23 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
 {
     AVFilterLink *outlink = inlink->dst->outputs[0];
     AVFrame *out = ff_get_audio_buffer(outlink, in->nb_samples);
+    int ret;
 
-    if (!out) {
-        av_frame_free(&in);
-        return AVERROR(ENOMEM);
-    }
-    av_frame_copy_props(out, in);
-    av_frame_copy(out, in);
+    if (!out)
+        ret = AVERROR(ENOMEM);
+
+    ret = av_frame_copy_props(out, in);
+    if (ret < 0)
+        goto fail;
+    ret = av_frame_copy(out, in);
+    if (ret < 0)
+        goto fail;
     av_frame_free(&in);
     return ff_filter_frame(outlink, out);
+fail:
+    av_frame_free(&in);
+    av_frame_free(&out);
+    return ret;
 }
 
 static const AVFilterPad acopy_inputs[] = {