@@ -141,12 +141,11 @@ static int create_filter(AVFilterContext **filt_ctx, AVFilterGraph *ctx, int ind

 /**

  * Parse "filter=params"

  */

-static AVFilterContext *parse_filter(const char **buf, AVFilterGraph *graph,

-                                     int index, AVClass *log_ctx)

+static int parse_filter(AVFilterContext **filt_ctx, const char **buf, AVFilterGraph *graph,

+                        int index, AVClass *log_ctx)

 {

     char *opts = NULL;

     char *name = av_get_token(buf, "=,;[\n");

-    AVFilterContext *filt_ctx;

     int ret;

     if (**buf == '=') {

@@ -154,10 +153,10 @@ static AVFilterContext *parse_filter(const char **buf, AVFilterGraph *graph,

         opts = av_get_token(buf, "[],;\n");

     }

-    ret = create_filter(&filt_ctx, graph, index, name, opts, log_ctx);

+    ret = create_filter(filt_ctx, graph, index, name, opts, log_ctx);

     av_free(name);

     av_free(opts);

-    return filt_ctx;

+    return ret;

 }

 static void free_inout(AVFilterInOut *head)

@@ -326,9 +325,7 @@ int avfilter_graph_parse(AVFilterGraph *graph, const char *filters,

         if (parse_inputs(&filters, &curr_inputs, &open_outputs, log_ctx) < 0)

             goto fail;

-        filter = parse_filter(&filters, graph, index, log_ctx);

-

-        if (!filter)

+        if (parse_filter(&filter, &filters, graph, index, log_ctx) < 0)

             goto fail;

         if (filter->input_count == 1 && !curr_inputs && !index) {