From 28e609a84fc9a46074874a17c5f1b411bf3434d5 Mon Sep 17 00:00:00 2001
From: Michael Niedermayer <michaelni@gmx.at>
Date: Fri, 23 Nov 2012 23:35:16 +0100
Subject: [PATCH] riff: ignore ff_read_riff_info() failure.

Some files simply contain invalid info tags.
Fixes unrelated bug posted into Ticket1821

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
(cherry picked from commit 09456d0df13404f004ab3a341d9ac21b7e5e6d6d)
---
 libavformat/wav.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/libavformat/wav.c b/libavformat/wav.c
index c408623f36..5bd76a95bc 100644
--- a/libavformat/wav.c
+++ b/libavformat/wav.c
@@ -513,8 +513,7 @@ static int wav_read_header(AVFormatContext *s)
             }
             switch (list_type) {
             case MKTAG('I', 'N', 'F', 'O'):
-                if ((ret = ff_read_riff_info(s, size - 4)) < 0)
-                    return ret;
+                ff_read_riff_info(s, size - 4);
             }
             break;
         }