From fd51ff1643329dc294412bc5b146c08b19fa73e2 Mon Sep 17 00:00:00 2001
From: Stefano Sabatini <stefano.sabatini-lala@poste.it>
Date: Sat, 14 Feb 2009 11:47:42 +0000
Subject: [PATCH] Fix avfilter_parse_graph() invalid graph description
 detection.

See the thread:
"[FFmpeg-devel] [PATCH] Fix avfilter-parse-graph()".

Originally committed as revision 17222 to svn://svn.ffmpeg.org/ffmpeg/trunk
---
 libavfilter/graphparser.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libavfilter/graphparser.c b/libavfilter/graphparser.c
index 1fb1158a51..69f92237f1 100644
--- a/libavfilter/graphparser.c
+++ b/libavfilter/graphparser.c
@@ -376,7 +376,7 @@ int avfilter_parse_graph(AVFilterGraph *graph, const char *filters,
         index++;
     } while(chr == ',' || chr == ';');
 
-    if (*filters) {
+    if (chr) {
         av_log(log_ctx, AV_LOG_ERROR,
                "Unable to parse graph description substring: \"%s\"\n",
                filters - 1);