ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinhardt@outlook.com> | Mon Feb 26 22:58:58 2024 +0100| [9d7d03ea4598484e2d200976d0064df41186a630] | committer: Andreas Rheinhardt Revert "avformat/mov: zero initialize the index ranges buffer" This reverts commit eee3b7e2fb0664b889e58c03f76e19ef23e4d1d8. It has been made in an attempt to fix UBSan test failures with GCC 13 (see e.g. [1]), but it did not help at all. So revert it, but use av_malloc_array() instead of going back to av_malloc(). [1]: https://fate.ffmpeg.org/report.cgi?slot=x86_64-archlinux-gcc-ubsan&time=20240226182430 Reviewed-by: James Almer <jamrial@gmail.com> Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>

http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=9d7d03ea4598484e2d...

libavformat/mov.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/libavformat/mov.c b/libavformat/mov.c index effa46120f..71e8f7ae8f 100644 --- a/libavformat/mov.c +++ b/libavformat/mov.c @@ -4031,7 +4031,8 @@ static void mov_fix_index(MOVContext *mov, AVStream *st) } // allocate the index ranges array - msc->index_ranges = av_calloc((msc->elst_count + 1), sizeof(msc->index_ranges[0])); + msc->index_ranges = av_malloc_array(msc->elst_count + 1, + sizeof(msc->index_ranges[0])); if (!msc->index_ranges) { av_log(mov->fc, AV_LOG_ERROR, "Cannot allocate index ranges buffer\n"); return;