[FFmpeg-soc] [soc]: r1422 - libavfilter/avfilter.c

[vitor]

Author: vitor
Date: Mon Oct 29 17:00:27 2007
New Revision: 1422

Log:
Check for error so that
avfilter_open(av_filter_get_by_name(...etc...)) fails 
gracefully.


Modified:
   libavfilter/avfilter.c

Modified: libavfilter/avfilter.c
==============================================================================
--- libavfilter/avfilter.c	(original)
+++ libavfilter/avfilter.c	Mon Oct 29 17:00:27 2007
@@ -363,7 +363,12 @@ static const char *filter_name(void *p)
 
 AVFilterContext *avfilter_open(AVFilter *filter, char *inst_name)
 {
-    AVFilterContext *ret = av_malloc(sizeof(AVFilterContext));
+    AVFilterContext *ret;
+
+    if (!filter)
+        return 0;
+
+    ret = av_malloc(sizeof(AVFilterContext));
 
     ret->av_class = av_mallocz(sizeof(AVClass));
     ret->av_class->item_name = filter_name;