avcodec/scpr3: add missing check for decode_value3() return value

Fixes ticket #7866.

Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer 2019-04-26 12:31:19 -03:00
parent 163bb087f8
commit 938cb783d4
1 changed files with 3 additions and 0 deletions

View File

@ -1038,6 +1038,9 @@ static int decompress_p3(AVCodecContext *avctx,
s->range_model3.freqs[1],
s->range_model3.cnts,
s->range_model3.dectab, &temp);
if (ret < 0)
return ret;
min += temp << 8;
ret |= decode_value3(s, 255, &s->range_model3.cntsum,
s->range_model3.freqs[0],