avfilter/avf_showspectrum: check for allocation error

2 years ago · 01d9a84ef5
parent c48eff209c
commit 01d9a84ef5
1 changed files with 2 additions and 0 deletions
--- a/libavfilter/avf_showspectrum.c
+++ b/libavfilter/avf_showspectrum.c
@ -1292,6 +1292,8 @@ static int config_output(AVFilterLink *outlink)
            av_realloc_f(s->combine_buffer, s->w * 4,
                         sizeof(*s->combine_buffer));
    }
+    if (!s->combine_buffer)
+        return AVERROR(ENOMEM);

    av_log(ctx, AV_LOG_VERBOSE, "s:%dx%d FFT window size:%d\n",
           s->w, s->h, s->win_size);