@@ -277,7 +277,7 @@ static int parse_outputs(const char **buf, AVFilterInOut **curr_inputs,

                          AVFilterInOut **open_inputs,

                          AVFilterInOut **open_outputs, AVClass *log_ctx)

 {

-    int pad = 0;

+    int ret, pad = 0;

     while (**buf == '[') {

         char *name = parse_link_name(buf, log_ctx);

@@ -287,15 +287,15 @@ static int parse_outputs(const char **buf, AVFilterInOut **curr_inputs,

         *curr_inputs = (*curr_inputs)->next;

         if (!name)

-            return -1;

+            return AVERROR(EINVAL);

         /* First check if the label is not in the open_inputs list */

         match = extract_inout(name, open_inputs);

         if (match) {

-            if (link_filter(input->filter, input->pad_idx,

-                            match->filter, match->pad_idx, log_ctx) < 0)

-                return -1;

+            if ((ret = link_filter(input->filter, input->pad_idx,

+                                   match->filter, match->pad_idx, log_ctx)) < 0)

+                return ret;

             av_free(match->name);

             av_free(name);

             av_free(match);