From c0727b2d9dfae58838a35c5845dfa416e347b024 Mon Sep 17 00:00:00 2001
From: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
Date: Wed, 22 May 2024 10:49:10 +0200
Subject: [PATCH] avformat/matroskaenc: Check ff_put_wav_header() failure

Fixes Coverity issue #1506706.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
Signed-off-by: Paul B Mahol <onemda@gmail.com>
---
 libavformat/matroskaenc.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/libavformat/matroskaenc.c b/libavformat/matroskaenc.c
index 126fe054f2..57881637de 100644
--- a/libavformat/matroskaenc.c
+++ b/libavformat/matroskaenc.c
@@ -1250,7 +1250,9 @@ static int mkv_assemble_codecprivate(AVFormatContext *s, AVIOContext *dyn_cp,
             par->codec_tag = tag;
 
         /* Same comment as for ff_put_bmp_header applies here. */
-        ff_put_wav_header(s, dyn_cp, par, FF_PUT_WAV_HEADER_FORCE_WAVEFORMATEX);
+        ret = ff_put_wav_header(s, dyn_cp, par, FF_PUT_WAV_HEADER_FORCE_WAVEFORMATEX);
+        if (ret < 0)
+            return ret;
 #endif
     }