avfilter/vf_tmidequalizer: check that frame is valid

b9493e0c · Paul B Mahol · 17ab836a · b9493e0c
Commit b9493e0c authored Feb 24, 2022 by Paul B Mahol
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vf_tmidequalizer.c libavfilter/vf_tmidequalizer.c +2 -0

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--- a/libavfilter/vf_tmidequalizer.c
+++ b/libavfilter/vf_tmidequalizer.c
@@ -178,6 +178,8 @@ static int filter_frame(AVFilterLink *inlink, AVFrame *in)
        } else {
            s->l_frames++;
        }
+        if (!s->frames[idx])
+            return AVERROR_EOF;
        in = av_frame_clone(s->frames[idx]);
        if (!in)
            return AVERROR(ENOMEM);