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| author | Andreas Rheinhardt <andreas.rheinhardt@outlook.com> | 2024-03-12 23:23:17 +0100 |
|---|---|---|
| committer | Andreas Rheinhardt <andreas.rheinhardt@outlook.com> | 2024-03-14 20:48:20 +0100 |
| commit | 7a089ed8e049e3bfcb22de1250b86f2106060857 (patch) | |
| tree | d3b3ab336b513a6ac377ed2b3d71109db8e60d3d | |
| parent | a327434df7636b4c108517550fe3ed44785e6126 (diff) | |
| download | ffmpeg-7a089ed8e049e3bfcb22de1250b86f2106060857.tar.gz | |
avformat/avidec: Fix integer overflow iff ULONG_MAX < INT64_MAX
Affects many FATE-tests, see
https://fate.ffmpeg.org/report.cgi?time=20240312011016&slot=ppc-linux-gcc-13.2-ubsan-altivec-qemu
Reviewed-by: James Almer <jamrial@gmail.com>
Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
| -rw-r--r-- | libavformat/avidec.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/libavformat/avidec.c b/libavformat/avidec.c index f3183b2698..985a9bf022 100644 --- a/libavformat/avidec.c +++ b/libavformat/avidec.c @@ -1696,7 +1696,7 @@ static int check_stream_max_drift(AVFormatContext *s) int *idx = av_calloc(s->nb_streams, sizeof(*idx)); if (!idx) return AVERROR(ENOMEM); - for (min_pos = pos = 0; min_pos != INT64_MAX; pos = min_pos + 1LU) { + for (min_pos = pos = 0; min_pos != INT64_MAX; pos = min_pos + 1ULL) { int64_t max_dts = INT64_MIN / 2; int64_t min_dts = INT64_MAX / 2; int64_t max_buffer = 0; |