From: Michael Niedermayer <michael@niedermayer.cc>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: [FFmpeg-devel] [PATCH 5/5] avcodec/msmpeg4dec: init dc_pred_dir
Date: Thu, 15 Aug 2024 00:37:06 +0200
Message-ID: <20240814223714.2436993-5-michael@niedermayer.cc> (raw)
In-Reply-To: <20240814223714.2436993-1-michael@niedermayer.cc>
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@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
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prev parent reply other threads:[~2024-08-14 22:38 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-08-14 22:37 [FFmpeg-devel] [PATCH 1/5] MAINTAINERS: Add a maintaince level field Michael Niedermayer
2024-08-14 22:37 ` [FFmpeg-devel] [PATCH 2/5] MAINTAINERS: some random updating Michael Niedermayer
2024-08-15 6:39 ` Gyan Doshi
2024-08-15 7:08 ` Michael Niedermayer
2024-08-14 22:37 ` [FFmpeg-devel] [PATCH 3/5] avcodec/wmavoice: Do not use uninitialized pitch[0] Michael Niedermayer
2024-08-14 22:37 ` [FFmpeg-devel] [PATCH 4/5] avformat/mvdec: Check if name was fully read Michael Niedermayer
2024-08-14 22:37 ` Michael Niedermayer [this message]
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