[FFmpeg-cvslog] lavfi/earwax: add missing NULL check in filter_samples()

[Stefano Sabatini]

ffmpeg | branch: master | Stefano Sabatini <stefasab at gmail.com> | Sun Nov  4 00:17:27 2012 +0100| [d034847f7ab4cd2d54377b8d8eafca07980c9d4d] | committer: Stefano Sabatini

lavfi/earwax: add missing NULL check in filter_samples()

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=d034847f7ab4cd2d54377b8d8eafca07980c9d4d
---

 libavfilter/af_earwax.c |    2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavfilter/af_earwax.c b/libavfilter/af_earwax.c
index 95602a1..2e2cac3 100644
--- a/libavfilter/af_earwax.c
+++ b/libavfilter/af_earwax.c
@@ -129,6 +129,8 @@ static int filter_samples(AVFilterLink *inlink, AVFilterBufferRef *insamples)
                                   insamples->audio->nb_samples);
     int ret;
 
+    if (!outsamples)
+        return AVERROR(ENOMEM);
     avfilter_copy_buffer_ref_props(outsamples, insamples);
 
     taps  = ((EarwaxContext *)inlink->dst->priv)->taps;