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avcodec/vqcdec: Check init_get_bits8() for failure

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Fixes: CID1516090 Unchecked return value

Sponsored-by: Sovereign Tech Fund
Reviewed-by: Peter Ross <pross@xvid.org>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
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Michael Niedermayer 2024-05-19 00:47:11 +02:00
parent 4a8506c794
commit 6a9302739f
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GPG Key ID: B18E8928B3948D64
1 changed files with 4 additions and 1 deletions
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libavcodec/vqcdec.c
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@ -147,10 +147,13 @@ static int decode_vectors(VqcContext * s, const uint8_t * buf, int size, int wid
GetBitContext gb;
uint8_t * vectors = s->vectors;
uint8_t * vectors_end = s->vectors + (width * height * 3) / 2;
int ret;
memset(vectors, 0, 3 * width * height / 2);
init_get_bits8(&gb, buf, size);
ret = init_get_bits8(&gb, buf, size);
if (ret < 0)
return ret;
for (int i = 0; i < 3 * width * height / 2 / 32; i++) {
uint8_t * dst = vectors;