De-indent code a bit by reversing the order of the outer if (..).

(No functional changes.)
There's an error in the error reporting of this routine, but we'll fix that in
a separate commit.

	modified:   controller/controller_block.c

controller/controller/controller_block.c

@@ -473,37 +473,37 @@ static int controller_block_resolve_link(struct controller_block_link *link)
 				outtype = out->output[i].type;
 			}
 		}
-		if (outptr) {
-			for (i = 0; i < in->inputs; i++) {
-				if (strcmp(in->input[i].name, link->interm) ||
-				    in->input[i].type != outtype)
-					continue;
-
-			    	link->type = controller_block_term_str(in->input[i].type);
-				
-				log_send(LOG_T_DEBUG,
-				    "Linking %s.%s to %s.%s%s",
-				    link->outblock, link->outterm, 
-				    link->inblock, link->interm,
-				    link->chain ? " (chained)" : "");
-
-				*in->input[i].value.v = outptr;
-				if (link->chain)
-					in->input[i].otherside = outsource;
-				else
-					in->input[i].otherside = NULL;
-				set_ghost_otherside(&in->input[i], 
-				    link->chain ? outsource : NULL, outptr);
-				return 0;
-			}
-			log_send(LOG_T_ERROR, 
-			    "Input terminal %s.%s not found",
-			    link->inblock, link->interm);
-		} else {
+		if (outptr == NULL) {
 			log_send(LOG_T_ERROR,
 			    "Output terminal %s.%s not found",
 			    link->outblock, link->outterm);
+			return -1;
+		}
+		for (i = 0; i < in->inputs; i++) {
+			if (strcmp(in->input[i].name, link->interm) ||
+			    in->input[i].type != outtype)
+				continue;
+
+			link->type = controller_block_term_str(in->input[i].type);
+
+			log_send(LOG_T_DEBUG,
+			    "Linking %s.%s to %s.%s%s",
+			    link->outblock, link->outterm,
+			    link->inblock, link->interm,
+			    link->chain ? " (chained)" : "");
+
+			*in->input[i].value.v = outptr;
+			if (link->chain)
+				in->input[i].otherside = outsource;
+			else
+				in->input[i].otherside = NULL;
+			set_ghost_otherside(&in->input[i],
+			    link->chain ? outsource : NULL, outptr);
+			return 0;
 		}
+		log_send(LOG_T_ERROR,
+		    "Input terminal %s.%s not found",
+		    link->inblock, link->interm);
 	} else {
 		if (!in) {
 			log_send(LOG_T_DEBUG,