ffmpeg | branch: master | Michael Niedermayer <mich...@niedermayer.cc> | Wed Mar 8 21:53:15 2017 +0100| [222c9f031de3315af62be6d7a99c71105e516088] | committer: Michael Niedermayer
avcodec/h264_mvpred: Fix runtime error: left shift of negative value -1 Fixes: 734/clusterfuzz-testcase-4821293192970240 Found-by: continuous fuzzing process https://github.com/google/oss-fuzz/tree/master/targets/ffmpeg Signed-off-by: Michael Niedermayer <mich...@niedermayer.cc> > http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=222c9f031de3315af62be6d7a99c71105e516088 --- libavcodec/h264_mvpred.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavcodec/h264_mvpred.h b/libavcodec/h264_mvpred.h index 339cf62..bf395e3 100644 --- a/libavcodec/h264_mvpred.h +++ b/libavcodec/h264_mvpred.h @@ -68,7 +68,7 @@ static av_always_inline int fetch_diagonal_mv(const H264Context *h, H264SliceCon } if (MB_FIELD(sl) && !IS_INTERLACED(sl->left_type[0])) { // left shift will turn LIST_NOT_USED into PART_NOT_AVAILABLE, but that's OK. - SET_DIAG_MV(/ 2, << 1, sl->left_mb_xy[i >= 36], ((i >> 2)) & 3); + SET_DIAG_MV(/ 2, *2, sl->left_mb_xy[i >= 36], ((i >> 2)) & 3); } } #undef SET_DIAG_MV _______________________________________________ ffmpeg-cvslog mailing list ffmpeg-cvslog@ffmpeg.org http://ffmpeg.org/mailman/listinfo/ffmpeg-cvslog
