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vf_frei0r: prevent a segfault when filter parameters are not set

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(cherry picked from commit 4e0be9c86f)
This commit is contained in:
Vittorio Giovara
2014-02-27 12:06:15 +01:00
committed by Reinhard Tartler
parent bd4ad1a1d5
commit 416847d195
1 changed files with 4 additions and 0 deletions
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4
libavfilter/vf_frei0r.c
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@@ -465,6 +465,10 @@ static int source_config_props(AVFilterLink *outlink)
av_log(ctx, AV_LOG_ERROR, "Impossible to load frei0r instance"); av_log(ctx, AV_LOG_ERROR, "Impossible to load frei0r instance");
return AVERROR(EINVAL); return AVERROR(EINVAL);
} }
if (!s->params) {
av_log(ctx, AV_LOG_ERROR, "frei0r filter parameters not set.\n");
return AVERROR(EINVAL);
}
return set_params(ctx, s->params); return set_params(ctx, s->params);
} }