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| author | Michael Niedermayer <michaelni@gmx.at> | 2014-04-28 00:16:42 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2014-04-28 00:22:38 +0200 |
| commit | e31727bd53fc69ace0373deabf48360ac6af94ec (patch) | |
| tree | 97f8d0d126cded376c9002feaea984c0cc43047f /libavcodec/mjpegdec.c | |
| parent | 4260ed462b4ca92e90fb13006b7b5db8010a32d0 (diff) | |
| download | ffmpeg-e31727bd53fc69ace0373deabf48360ac6af94ec.tar.gz | |
avcodec/mjpegdec: make type of shift unsigned to avoid undefined behavior
Found-by: Reimar Döffinger <Reimar.Doeffinger@gmx.de>
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libavcodec/mjpegdec.c')
| -rw-r--r-- | libavcodec/mjpegdec.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavcodec/mjpegdec.c b/libavcodec/mjpegdec.c index df1ce1e2b8..6b1a03b9c8 100644 --- a/libavcodec/mjpegdec.c +++ b/libavcodec/mjpegdec.c @@ -1272,7 +1272,7 @@ static int mjpeg_decode_scan_progressive_ac(MJpegDecodeContext *s, int ss, } if (!Al) { - s->coefs_finished[c] |= (2LL << se) - (1LL << ss); + s->coefs_finished[c] |= (2ULL << se) - (1ULL << ss); last_scan = !~s->coefs_finished[c]; } |