X-Git-Url: https://git.sesse.net/?a=blobdiff_plain;f=libavformat%2Fconcatdec.c;h=e57e5ce0ec00258f9b2a96c2b378d81ce84962f2;hb=1fe40e73a67c703f574545bcb4573e3c695b7ed6;hp=73f8a63a2b1f359787f243e037e0c2f0f47caef6;hpb=b010843594fee88a791185b83684e0e725007b7b;p=ffmpeg

diff --git a/libavformat/concatdec.c b/libavformat/concatdec.c
index 73f8a63a2b1..e57e5ce0ec0 100644
--- a/libavformat/concatdec.c
+++ b/libavformat/concatdec.c
@@ -324,7 +324,7 @@ static int open_file(AVFormatContext *avf, unsigned fileno)
     if (!cat->avf)
         return AVERROR(ENOMEM);
 
-    cat->avf->flags |= avf->flags;
+    cat->avf->flags |= avf->flags & ~AVFMT_FLAG_CUSTOM_IO;
     cat->avf->interrupt_callback = avf->interrupt_callback;
 
     if ((ret = ff_copy_whiteblacklists(cat->avf, avf)) < 0)