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

12 years ago · d034847f7a
parent 3af7919be4
commit d034847f7a
1 changed files with 2 additions and 0 deletions
--- 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;