diff --git a/avconv_filter.c b/avconv_filter.c
index b78d3bdb94976339b8b9fb7ba82a6b44a2062ef9..43308024f253513c310e236deb799a55c2b6eaf8 100644
--- a/avconv_filter.c
+++ b/avconv_filter.c
@@ -181,7 +181,7 @@ static void init_input_filter(FilterGraph *fg, AVFilterInOut *in)
     fg->inputs[fg->nb_inputs - 1]->format = -1;
 
     fg->inputs[fg->nb_inputs - 1]->frame_queue = av_fifo_alloc(8 * sizeof(AVFrame*));
-    if (!fg->inputs[fg->nb_inputs - 1])
+    if (!fg->inputs[fg->nb_inputs - 1]->frame_queue)
         exit_program(1);
 
     GROW_ARRAY(ist->filters, ist->nb_filters);