OMAPDSS: Fix node refcount leak in omapdss_of_get_next_port()

Fix node refcount leak in omapdss_of_get_next_port().
Signed-off-by: Jyri Sarha <jsarha@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>

drivers/video/fbdev/omap2/dss/dss-of.c

@@ -60,6 +60,8 @@ omapdss_of_get_next_port(const struct device_node *parent,
 			}
 			prev = port;
 		} while (of_node_cmp(port->name, "port") != 0);
+
+		of_node_put(ports);
 	}
 
 	return port;