greybus: connection: free resources properly on failures

Signed-off-by: Viresh Kumar <viresh.kumar@linaro.org>
Reviewed-by: Alex Elder <elder@linaro.org>
Signed-off-by: Greg Kroah-Hartman <greg@kroah.com>

drivers/staging/greybus/connection.c

@@ -199,6 +199,7 @@ struct gb_connection *gb_connection_create(struct gb_interface *interface,
 		gb_connection_hd_cport_id_free(connection);
 		gb_protocol_put(connection->protocol);
 		put_device(&connection->dev);
+		kfree(connection);
 		return NULL;
 	}