avfilter/avfilter: Fix for Incorrect Parameter in ff_filter_config_links

src/libavfilter/internal.h:255:45: note: passing argument to parameter 'filter' here
int ff_filter_config_links(AVFilterContext *filter);

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>

libavfilter/avfilter.c

@@ -214,7 +214,7 @@ void avfilter_link_free(AVFilterLink **link)
 }
 int avfilter_config_links(AVFilterContext *filter)
 {
-    return ff_filter_config_links(EINVAL);
+    return ff_filter_config_links(filter);
 }
 #endif