[FFmpeg-cvslog] avcodec/atrac9dec: Check init_get_bits8() for failure

[Michael Niedermayer]

ffmpeg | branch: master | Michael Niedermayer <michael at niedermayer.cc> | Sun Apr 28 22:57:53 2024 +0200| [615c994739cacbeb0a2f48f8271d911fcd0b4303] | committer: Michael Niedermayer

avcodec/atrac9dec: Check init_get_bits8() for failure

Fixes: CID1439569 Unchecked return value
Fixes: CID1439578 Unchecked return value

Sponsored-by: Sovereign Tech Fund
Reviewed-by: Lynne <dev at lynne.ee>
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=615c994739cacbeb0a2f48f8271d911fcd0b4303
---

 libavcodec/atrac9dec.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/libavcodec/atrac9dec.c b/libavcodec/atrac9dec.c
index df68407af9..e375f46fd0 100644
--- a/libavcodec/atrac9dec.c
+++ b/libavcodec/atrac9dec.c
@@ -802,7 +802,9 @@ static int atrac9_decode_frame(AVCodecContext *avctx, AVFrame *frame,
     if (ret < 0)
         return ret;
 
-    init_get_bits8(&gb, avpkt->data, avpkt->size);
+    ret = init_get_bits8(&gb, avpkt->data, avpkt->size);
+    if (ret < 0)
+        return ret;
 
     for (int i = 0; i < frames; i++) {
         for (int j = 0; j < s->block_config->count; j++) {
@@ -922,7 +924,9 @@ static av_cold int atrac9_decode_init(AVCodecContext *avctx)
         return AVERROR_INVALIDDATA;
     }
 
-    init_get_bits8(&gb, avctx->extradata + 4, avctx->extradata_size);
+    err = init_get_bits8(&gb, avctx->extradata + 4, avctx->extradata_size);
+    if (err < 0)
+        return err;
 
     if (get_bits(&gb, 8) != 0xFE) {
         av_log(avctx, AV_LOG_ERROR, "Incorrect magic byte!\n");