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avcodec/notchlc: Check init_get_bits8() for failure

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Fixes: CID1500300 Unchecked return value

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit 19db9636c5)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2024-05-13 00:45:29 +02:00
parent 653f189b4f
commit c4ec63cec2
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GPG Key ID: B18E8928B3948D64
1 changed files with 3 additions and 1 deletions
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libavcodec/notchlc.c
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@ -242,7 +242,9 @@ static int decode_blocks(AVCodecContext *avctx, AVFrame *p, ThreadFrame *frame,
bytestream2_seek(&dgb, s->y_data_offset + row_offset, SEEK_SET);
init_get_bits8(&bit, dgb.buffer, bytestream2_get_bytes_left(&dgb));
ret = init_get_bits8(&bit, dgb.buffer, bytestream2_get_bytes_left(&dgb));
if (ret < 0)
return ret;
for (int x = 0; x < avctx->width; x += 4) {
unsigned item = bytestream2_get_le32(gb);
unsigned y_min = item & 4095;