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avcodec/ituh263dec: Use 0xffff as error code in h263p_decode_umotion()
This matches ff_h263_decode_motion() both functions error codes are interpreted by the same common code Fixes: 690/clusterfuzz-testcase-4744944981901312 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
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@ -305,7 +305,7 @@ static int h263p_decode_umotion(MpegEncContext * s, int pred)
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code += get_bits1(&s->gb);
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if (code >= 32768) {
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avpriv_request_sample(s->avctx, "Huge DMV");
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return AVERROR_INVALIDDATA;
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return 0xffff;
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}
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}
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sign = code & 1;
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