Since debugfs_create_dir() returns ERR_PTR and never return NULL, So use IS_ERR() to check it instead of checking NULL. Fixes: 17f1de56df05 ("mt76: add common code shared between multiple chipsets") Signed-off-by: Jinjie Ruan <ruanjinjie@xxxxxxxxxx> --- drivers/net/wireless/mediatek/mt76/debugfs.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/net/wireless/mediatek/mt76/debugfs.c b/drivers/net/wireless/mediatek/mt76/debugfs.c index 57fbcc83e074..d9ba700131fd 100644 --- a/drivers/net/wireless/mediatek/mt76/debugfs.c +++ b/drivers/net/wireless/mediatek/mt76/debugfs.c @@ -109,7 +109,7 @@ mt76_register_debugfs_fops(struct mt76_phy *phy, struct dentry *dir; dir = debugfs_create_dir("mt76", phy->hw->wiphy->debugfsdir); - if (!dir) + if (IS_ERR(dir)) return NULL; debugfs_create_u8("led_pin", 0600, dir, &phy->leds.pin); -- 2.34.1