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avcodec/flacdec: Avoid undefined shift in error case
Fixes: flac_1040988 Reported-by: Thomas Guilbert <tguilbert@google.com> Reviewed-by: Thomas Guilbert <tguilbert@google.com> Signed-off-by: Michael Niedermayer <michael@niedermayer.cc> (cherry picked from commit bd525e2876bef428e896b8da5e5b5507451f4ed5) Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
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@ -260,7 +260,7 @@ static int decode_residuals(FLACContext *s, int32_t *decoded, int pred_order)
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} else {
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int real_limit = tmp ? (INT_MAX >> tmp) + 2 : INT_MAX;
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for (; i < samples; i++) {
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int v = get_sr_golomb_flac(&s->gb, tmp, real_limit, 0);
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int v = get_sr_golomb_flac(&s->gb, tmp, real_limit, 1);
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if (v == 0x80000000){
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av_log(s->avctx, AV_LOG_ERROR, "invalid residual\n");
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return AVERROR_INVALIDDATA;
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