virtualenv/FFmpeg
1
0
Fork 0
mirror of https://github.com/FFmpeg/FFmpeg.git synced 2025-03-17 20:17:55 +02:00
Code Issues Releases Activity

avformat/mpeg: Check avio_read() return value in get_pts()

Browse Source 
Found-by: Thierry Foucu <tfoucu@gmail.com>
Fixes: Use-of-uninitialized-value
Reviewed-by: Thierry Foucu <tfoucu@gmail.com>
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
(cherry picked from commit e8a88a16f78e66c8d7645b5f71dc8390b033fa70)
Signed-off-by: Michael Niedermayer <michael@niedermayer.cc>
This commit is contained in:
Michael Niedermayer 2020-08-15 01:07:44 +02:00
parent 9aad7acc4e
commit 8e729daf08
1 changed files with 4 additions and 1 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

5
libavformat/mpeg.c
View File

@ -159,9 +159,12 @@ static int mpegps_read_header(AVFormatContext *s)
static int64_t get_pts(AVIOContext *pb, int c)
{
uint8_t buf[5];
int ret;
buf[0] = c < 0 ? avio_r8(pb) : c;
avio_read(pb, buf + 1, 4);
ret = avio_read(pb, buf + 1, 4);
if (ret < 4)
return AV_NOPTS_VALUE;
return ff_parse_pes_pts(buf);
}