From 6d11057006b30ee6737a77f712cdd6a8f7e6c3df Mon Sep 17 00:00:00 2001
From: "Ronald S. Bultje" <rsbultje@gmail.com>
Date: Thu, 23 Feb 2012 15:35:24 -0800
Subject: apetag: propagate errors.

Fixes crashes if reading the tag value fails.

Found-by: Mateusz "j00ru" Jurczyk and Gynvael Coldwind
CC: libav-stable@libav.org
---
 libavformat/apetag.c | 2 ++
 1 file changed, 2 insertions(+)

(limited to 'libavformat/apetag.c')

diff --git a/libavformat/apetag.c b/libavformat/apetag.c
index 6c65a1c449..378ae10ad4 100644
--- a/libavformat/apetag.c
+++ b/libavformat/apetag.c
@@ -75,6 +75,8 @@ static int ape_tag_read_field(AVFormatContext *s)
         if (!value)
             return AVERROR(ENOMEM);
         c = avio_read(pb, value, size);
+        if (c < 0)
+            return c;
         value[c] = 0;
         av_dict_set(&s->metadata, key, value, AV_DICT_DONT_STRDUP_VAL);
     }
-- 
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