From: Liang He windhl@126.com
stable inclusion from stable-v5.10.137 commit 9aa4ad5ccabcfc906c77dbc7d0e2b2c28f1357c6 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I60PLB
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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[ Upstream commit 0a14c1d0113f121151edf34333cdf212dd209190 ]
We should use of_node_put() for the reference 'np' returned by of_get_child_by_name() which will increase the refcount.
Fixes: 17f1de56df05 ("mt76: add common code shared between multiple chipsets") Signed-off-by: Liang He windhl@126.com Signed-off-by: Felix Fietkau nbd@nbd.name Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com Reviewed-by: Wei Li liwei391@huawei.com --- drivers/net/wireless/mediatek/mt76/mac80211.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/drivers/net/wireless/mediatek/mt76/mac80211.c b/drivers/net/wireless/mediatek/mt76/mac80211.c index 466447a5184f..81ff3b4c6c1b 100644 --- a/drivers/net/wireless/mediatek/mt76/mac80211.c +++ b/drivers/net/wireless/mediatek/mt76/mac80211.c @@ -107,6 +107,7 @@ static int mt76_led_init(struct mt76_dev *dev) if (!of_property_read_u32(np, "led-sources", &led_pin)) dev->led_pin = led_pin; dev->led_al = of_property_read_bool(np, "led-active-low"); + of_node_put(np); }
return led_classdev_register(dev->dev, &dev->led_cdev);