From 872fab4a3df48e7e6484333ee2228c684e319634 Mon Sep 17 00:00:00 2001
From: Alexandra Hájková <alexandra.khirnova@gmail.com>
Date: Fri, 10 Jul 2015 12:39:58 +0200
Subject: asfdec: Fix reading from the pipe

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
---
 libavformat/asfdec.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'libavformat/asfdec.c')

diff --git a/libavformat/asfdec.c b/libavformat/asfdec.c
index 9989b8073c..01d753f80a 100644
--- a/libavformat/asfdec.c
+++ b/libavformat/asfdec.c
@@ -922,7 +922,8 @@ static int asf_read_data(AVFormatContext *s, const GUIDParseTable *g)
                size, asf->nb_packets);
     avio_skip(pb, 2); // skip reserved field
     asf->first_packet_offset = avio_tell(pb);
-    align_position(pb, asf->offset, asf->data_size);
+    if (pb->seekable)
+        align_position(pb, asf->offset, asf->data_size);
 
     return 0;
 }
-- 
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