mirror of https://git.ffmpeg.org/ffmpeg.git
avfilter/af_dynaudnorm: fix possible null pointer dereference
Signed-off-by: Paul B Mahol <onemda@gmail.com>
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parent
62dfe1d40d
commit
70df51112c
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@ -173,7 +173,8 @@ static cqueue *cqueue_create(int size)
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static void cqueue_free(cqueue *q)
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static void cqueue_free(cqueue *q)
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{
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{
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av_free(q->elements);
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if (q)
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av_free(q->elements);
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av_free(q);
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av_free(q);
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}
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}
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@ -684,9 +685,12 @@ static av_cold void uninit(AVFilterContext *ctx)
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av_freep(&s->fade_factors[1]);
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av_freep(&s->fade_factors[1]);
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for (c = 0; c < s->channels; c++) {
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for (c = 0; c < s->channels; c++) {
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cqueue_free(s->gain_history_original[c]);
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if (s->gain_history_original)
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cqueue_free(s->gain_history_minimum[c]);
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cqueue_free(s->gain_history_original[c]);
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cqueue_free(s->gain_history_smoothed[c]);
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if (s->gain_history_minimum)
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cqueue_free(s->gain_history_minimum[c]);
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if (s->gain_history_smoothed)
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cqueue_free(s->gain_history_smoothed[c]);
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}
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}
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av_freep(&s->gain_history_original);
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av_freep(&s->gain_history_original);
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