ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Sun May 28 03:03:46 2017 +0200| [357f2316a08478a4442e8051978c7b161e10281c] | committer: Michael Niedermayer
avcodec/ivi_dsp: Fix runtime error: left shift of negative value -2 Fixes: 1839/clusterfuzz-testcase-minimized-6238490993885184 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/projects/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=357f2316a08478a4442e8051978c7b161e10281c --- libavcodec/ivi_dsp.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/libavcodec/ivi_dsp.c b/libavcodec/ivi_dsp.c index 2768531dbf..4aedf17907 100644 --- a/libavcodec/ivi_dsp.c +++ b/libavcodec/ivi_dsp.c @@ -393,8 +393,8 @@ void ff_ivi_inverse_haar_4x4(const int32_t *in, int16_t *out, ptrdiff_t pitch, if (flags[i]) { /* pre-scaling */ shift = !(i & 2); - sp1 = src[0] << shift; - sp2 = src[4] << shift; + sp1 = src[0] * (1 << shift); + sp2 = src[4] * (1 << shift); INV_HAAR4( sp1, sp2, src[8], src[12], dst[0], dst[4], dst[8], dst[12], t0, t1, t2, t3, t4); _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
