[FFmpeg-cvslog] avcodec/leaddec: Check init_get_bits8() for failure

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michael at niedermayer.cc> | Fri Jul  5 02:21:50 2024 +0200| [0e3e7e8aeb4448a355979ddec87b0e1676ca9f15] | committer: Michael Niedermayer

avcodec/leaddec: Check init_get_bits8() for failure

Fixes: CID1604416 Unchecked return value

Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=0e3e7e8aeb4448a355979ddec87b0e1676ca9f15
---

 libavcodec/leaddec.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/libavcodec/leaddec.c b/libavcodec/leaddec.c
index 947c7275be..2f5152c226 100644
--- a/libavcodec/leaddec.c
+++ b/libavcodec/leaddec.c
@@ -194,7 +194,9 @@ static int lead_decode_frame(AVCodecContext *avctx, AVFrame * frame,
             i++;
     }
 
-    init_get_bits8(&gb, s->bitstream_buf, size);
+    ret = init_get_bits8(&gb, s->bitstream_buf, size);
+    if (ret < 0)
+        return ret;
 
     if (avctx->pix_fmt == AV_PIX_FMT_YUV420P && zero) {
         for (int mb_y = 0; mb_y < avctx->height / 8; mb_y++)