From 9d3b752fceb0f2a42cac7c2a1109b0629823c99f Mon Sep 17 00:00:00 2001
From: Vittorio Giovara <vittorio.giovara@gmail.com>
Date: Wed, 4 Feb 2015 14:20:58 +0000
Subject: [PATCH] graphparser: Check av_get_token() memory error

CC: libav-stable@libav.org
Bug-Id: CID 1267891
---
 libavfilter/graphparser.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/libavfilter/graphparser.c b/libavfilter/graphparser.c
index e20dd626bcf..d79215bf4ad 100644
--- a/libavfilter/graphparser.c
+++ b/libavfilter/graphparser.c
@@ -62,6 +62,8 @@ static char *parse_link_name(const char **buf, void *log_ctx)
     (*buf)++;
 
     name = av_get_token(buf, "]");
+    if (!name)
+        goto fail;
 
     if (!name[0]) {
         av_log(log_ctx, AV_LOG_ERROR,
-- 
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