avcodec/tiff: Assert init_get_bits8() success in unpack_gray()

Helps: CID1441939 Unchecked return value

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit a287f17db2)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer
2024-07-24 16:52:09 +02:00
parent c8907643fb
commit 0241e87624
+2 -1
View File
@@ -462,7 +462,8 @@ static void unpack_gray(TiffContext *s, AVFrame *p,
GetBitContext gb;
uint16_t *dst = (uint16_t *)(p->data[0] + lnum * p->linesize[0]);
init_get_bits8(&gb, src, width);
int ret = init_get_bits8(&gb, src, width);
av_assert1(ret >= 0);
for (int i = 0; i < s->width; i++) {
dst[i] = get_bits(&gb, bpp);