From 5ecd580953bbed48e144c364d3cdf7ea1f3e7ddf Mon Sep 17 00:00:00 2001 From: Fredrik Hubinette Date: Mon, 20 Aug 2018 12:59:32 -0700 Subject: [PATCH] avformat/utils: avoid undefined integer overflow behavior in update_stream_timings() Signed-off-by: Michael Niedermayer --- libavformat/utils.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/libavformat/utils.c b/libavformat/utils.c index fcd4328587..b0b5e164a6 100644 --- a/libavformat/utils.c +++ b/libavformat/utils.c @@ -2666,7 +2666,7 @@ static void update_stream_timings(AVFormatContext *ic) duration = FFMAX(duration, duration1); } } - if (start_time == INT64_MAX || (start_time > start_time_text && start_time - start_time_text < AV_TIME_BASE)) + if (start_time == INT64_MAX || (start_time > start_time_text && start_time - (uint64_t)start_time_text < AV_TIME_BASE)) start_time = start_time_text; else if (start_time > start_time_text) av_log(ic, AV_LOG_VERBOSE, "Ignoring outlier non primary stream starttime %f\n", start_time_text / (float)AV_TIME_BASE);