[FFmpeg-devel] [PATCH 5/5] avcodec/msmpeg4dec: init dc_pred_dir
Michael Niedermayer
michael at niedermayer.cc
Thu Aug 15 01:37:06 EEST 2024
Its not really used but its passed as a argument and then not used
Fixes: 70965/clusterfuzz-testcase-minimized-ffmpeg_AV_CODEC_ID_MSMPEG4V1_fuzzer-5583223747313664
Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg
Signed-off-by: Michael Niedermayer <michael at niedermayer.cc>
---
libavcodec/msmpeg4dec.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/libavcodec/msmpeg4dec.c b/libavcodec/msmpeg4dec.c
index 31b17c2839e..12bef4f5066 100644
--- a/libavcodec/msmpeg4dec.c
+++ b/libavcodec/msmpeg4dec.c
@@ -628,7 +628,7 @@ int ff_msmpeg4_decode_block(MpegEncContext * s, int16_t * block,
int n, int coded, const uint8_t *scan_table)
{
int level, i, last, run, run_diff;
- int av_uninit(dc_pred_dir);
+ int dc_pred_dir = -1; //unused but its passed around, so it needs to be initialized
const RLTable *rl;
const RL_VLC_ELEM *rl_vlc;
int qmul, qadd;
--
2.45.2
More information about the ffmpeg-devel
mailing list