[FFmpeg-cvslog] avformat/dashdec: check return code of avcodec_parameters_copy()

[Marth64]

ffmpeg | branch: master | Marth64 <marth64 at proxyid.net> | Fri Oct 11 02:06:36 2024 -0500| [7acc2ebd5d9e09198ea235870f8e6a9a5de667f8] | committer: Steven Liu

avformat/dashdec: check return code of avcodec_parameters_copy()

Signed-off-by: Marth64 <marth64 at proxyid.net>
Reviewed-by: Steven Liu <lq at chinaffmpeg.org>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=7acc2ebd5d9e09198ea235870f8e6a9a5de667f8
---

 libavformat/dashdec.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/libavformat/dashdec.c b/libavformat/dashdec.c
index 9ce23aec65..cd1b3da3a2 100644
--- a/libavformat/dashdec.c
+++ b/libavformat/dashdec.c
@@ -1949,7 +1949,11 @@ static int open_demux_for_component(AVFormatContext *s, struct representation *p
             return AVERROR(ENOMEM);
 
         st->id = i;
-        avcodec_parameters_copy(st->codecpar, ist->codecpar);
+
+        ret = avcodec_parameters_copy(st->codecpar, ist->codecpar);
+        if (ret < 0)
+            return ret;
+
         avpriv_set_pts_info(st, ist->pts_wrap_bits, ist->time_base.num, ist->time_base.den);
 
         // copy disposition