net/dsa/hirschmann: Add missing of_node_get() in hellcreek_led_setup()

windhl · kuba-moo · commit 16d584d2fc8f · 2022-06-23T20:39:22.000-07:00
of_find_node_by_name() will decrease the refcount of its first arg and we need a of_node_get() to keep refcount balance. Fixes: 7d9ee2e ("net: dsa: hellcreek: Add PTP status LEDs") Signed-off-by: Liang He <windhl@126.com> Link: https://lore.kernel.org/r/20220622040621.4094304-1-windhl@126.com Signed-off-by: Jakub Kicinski <kuba@kernel.org>
diff --git a/drivers/net/dsa/hirschmann/hellcreek_ptp.c b/drivers/net/dsa/hirschmann/hellcreek_ptp.c
@@ -300,6 +300,7 @@ static int hellcreek_led_setup(struct hellcreek *hellcreek)
 	const char *label, *state;
 	int ret = -EINVAL;
 
+	of_node_get(hellcreek->dev->of_node);
 	leds = of_find_node_by_name(hellcreek->dev->of_node, "leds");
 	if (!leds) {
 		dev_err(hellcreek->dev, "No LEDs specified in device tree!\n");
