From: Michael Niedermayer <michael@niedermayer.cc>
To: FFmpeg development discussions and patches <ffmpeg-devel@ffmpeg.org>
Subject: [FFmpeg-devel] [PATCH 1/5] avcodec/rv34: assert that size is not 0 in rv34_gen_vlc_ext()
Date: Fri, 17 May 2024 01:19:28 +0200
Message-ID: <20240516231932.6950-1-michael@niedermayer.cc> (raw)
Helps: CID1548380 Uninitialized scalar variable
Sponsored-by: Sovereign Tech Fund
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
---
libavcodec/rv34.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/libavcodec/rv34.c b/libavcodec/rv34.c
index 23a570bb807..4ce0cc58d05 100644
--- a/libavcodec/rv34.c
+++ b/libavcodec/rv34.c
@@ -98,6 +98,8 @@ static av_cold void rv34_gen_vlc_ext(const uint8_t *bits, int size, VLC *vlc,
uint16_t cw[MAX_VLC_SIZE];
int maxbits;
+ av_assert0(size > 0);
+
for (int i = 0; i < size; i++)
counts[bits[i]]++;
--
2.43.2
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next reply other threads:[~2024-05-16 23:19 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-16 23:19 Michael Niedermayer [this message]
2024-05-16 23:19 ` [FFmpeg-devel] [PATCH 2/5] avcodec/scpr3: unify adding 127 Michael Niedermayer
2024-05-16 23:19 ` [FFmpeg-devel] [PATCH 3/5] avcodec/scpr3: Check add_dec() for failure Michael Niedermayer
2024-05-16 23:19 ` [FFmpeg-devel] [PATCH 4/5] avcodec/sga: Check non constant init_get_bits8() Michael Niedermayer
2024-05-17 7:53 ` Andreas Rheinhardt
2024-05-17 21:01 ` Michael Niedermayer
2024-05-16 23:19 ` [FFmpeg-devel] [PATCH 5/5] avcodec/tests/dct: Use 64bit in intermediate for error computation Michael Niedermayer
2024-05-19 16:05 ` [FFmpeg-devel] [PATCH 1/5] avcodec/rv34: assert that size is not 0 in rv34_gen_vlc_ext() Andreas Rheinhardt
2024-05-19 19:48 ` Michael Niedermayer
2024-06-02 19:14 ` Michael Niedermayer
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