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avfilter/af_aiir: Avoid unchecked allocation
W has not been checked at all; allocate it jointly with M to fix this. Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
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@ -828,17 +828,17 @@ static int convert_serial2parallel(AVFilterContext *ctx, int channels)
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double *impulse = av_calloc(length, sizeof(*impulse));
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double *y = av_calloc(length, sizeof(*y));
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double *resp = av_calloc(length, sizeof(*resp));
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double *M = av_calloc((length - 1) * 2 * nb_biquads, sizeof(*M));
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double *W = av_calloc((length - 1) * 2 * nb_biquads, sizeof(*W));
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double *M = av_calloc((length - 1) * nb_biquads, 2 * 2 * sizeof(*M));
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double *W;
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if (!impulse || !y || !resp || !M) {
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av_free(impulse);
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av_free(y);
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av_free(resp);
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av_free(M);
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av_free(W);
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return AVERROR(ENOMEM);
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}
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W = M + (length - 1) * 2 * nb_biquads;
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impulse[0] = 1.;
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@ -877,7 +877,6 @@ static int convert_serial2parallel(AVFilterContext *ctx, int channels)
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av_free(y);
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av_free(resp);
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av_free(M);
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av_free(W);
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}
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return 0;
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