[FFmpeg-cvslog] avformat/mpegts: Don't use uninitialized value in av_log()

[Andreas Rheinhardt]

ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinhardt at outlook.com> | Wed May 22 07:40:54 2024 +0200| [65763bffb6e2a7dbb281e302b7adf7ee7b5330a9] | committer: Andreas Rheinhardt

avformat/mpegts: Don't use uninitialized value in av_log()

It is undefined behaviour in (at least) C11 (see C11 6.3.2.1 (2)).
Fixes Coverity issue #1500314.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at outlook.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=65763bffb6e2a7dbb281e302b7adf7ee7b5330a9
---

 libavformat/mpegts.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavformat/mpegts.c b/libavformat/mpegts.c
index 3a5cb769ba..c66a1ea6ed 100644
--- a/libavformat/mpegts.c
+++ b/libavformat/mpegts.c
@@ -2189,7 +2189,7 @@ int ff_parse_mpeg2_descriptor(AVFormatContext *fc, AVStream *st, int stream_type
             uint32_t buf;
             AVDOVIDecoderConfigurationRecord *dovi;
             size_t dovi_size;
-            int dependency_pid;
+            int dependency_pid = -1; // Unset
 
             if (desc_end - *pp < 4) // (8 + 8 + 7 + 6 + 1 + 1 + 1) / 8
                 return AVERROR_INVALIDDATA;