diff --git a/libavfilter/avfiltergraph.c b/libavfilter/avfiltergraph.c
index ef2a78cb443c64ec076ca74ce40028d3df405e7e..4449bfe54548e7dfaf264aa5cead49c3389e752b 100644
--- a/libavfilter/avfiltergraph.c
+++ b/libavfilter/avfiltergraph.c
@@ -44,9 +44,6 @@ AVFilterContext *avfilter_graph_get_filter(AVFilterGraph *graph, char *name)
 {
     int i;
 
-    if(!name)
-        return NULL;
-
     for(i = 0; i < graph->filter_count; i ++)
         if(graph->filters[i]->name && !strcmp(name, graph->filters[i]->name))
             return graph->filters[i];