[FFmpeg-devel] [PATCH 4/7] avcodec/avs2_parser: Assert init_get_bits8() success with const size 15

Michael Niedermayer michael at niedermayer.cc
Thu May 2 03:41:47 EEST 2024


Fixes: CID1506708 Unchecked return value

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
---
 libavcodec/avs2_parser.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/libavcodec/avs2_parser.c b/libavcodec/avs2_parser.c
index 200134f91db..8d4bc3cee0d 100644
--- a/libavcodec/avs2_parser.c
+++ b/libavcodec/avs2_parser.c
@@ -72,13 +72,15 @@ static void parse_avs2_seq_header(AVCodecParserContext *s, const uint8_t *buf,
     unsigned aspect_ratio;
     unsigned frame_rate_code;
     int low_delay;
+    int ret;
     // update buf_size_min if parse more deeper
     const int buf_size_min = 15;
 
     if (buf_size < buf_size_min)
         return;
 
-    init_get_bits8(&gb, buf, buf_size_min);
+    ret = init_get_bits8(&gb, buf, buf_size_min);
+    av_assert2(ret >= 0);
 
     s->key_frame = 1;
     s->pict_type = AV_PICTURE_TYPE_I;
-- 
2.43.2



More information about the ffmpeg-devel mailing list