usb: musb: Fix missing of_node_put() in omap2430_probe

[ Upstream commit 424bef51fa ]

The device_node pointer is returned by of_parse_phandle() with refcount
incremented. We should use of_node_put() on it when done.

Fixes: 8934d3e4d0 ("usb: musb: omap2430: Don't use omap_get_control_dev()")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Link: https://lore.kernel.org/r/20220309111033.24487-1-linmq006@gmail.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>

drivers/usb/musb/omap2430.c

@@ -363,6 +363,7 @@ static int omap2430_probe(struct platform_device *pdev)
 	control_node = of_parse_phandle(np, "ctrl-module", 0);
 	if (control_node) {
 		control_pdev = of_find_device_by_node(control_node);
+		of_node_put(control_node);
 		if (!control_pdev) {
 			dev_err(&pdev->dev, "Failed to get control device\n");
 			ret = -EINVAL;