netdev - [PATCH net-next v2 04/13] net: dsa: realtek: Use _

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Message-ID: <20240828032343.1218749-5-ruanjinjie@huawei.com>
Date: Wed, 28 Aug 2024 11:23:34 +0800
From: Jinjie Ruan <ruanjinjie@...wei.com>
To: <woojung.huh@...rochip.com>, <andrew@...n.ch>, <f.fainelli@...il.com>,
	<olteanv@...il.com>, <davem@...emloft.net>, <edumazet@...gle.com>,
	<kuba@...nel.org>, <pabeni@...hat.com>, <linus.walleij@...aro.org>,
	<alsi@...g-olufsen.dk>, <justin.chen@...adcom.com>,
	<sebastian.hesselbarth@...il.com>, <alexandre.torgue@...s.st.com>,
	<joabreu@...opsys.com>, <mcoquelin.stm32@...il.com>, <wens@...e.org>,
	<jernej.skrabec@...il.com>, <samuel@...lland.org>, <hkallweit1@...il.com>,
	<linux@...linux.org.uk>, <ansuelsmth@...il.com>,
	<UNGLinuxDriver@...rochip.com>, <netdev@...r.kernel.org>,
	<linux-kernel@...r.kernel.org>, <bcm-kernel-feedback-list@...adcom.com>,
	<linux-arm-kernel@...ts.infradead.org>, <linux-sunxi@...ts.linux.dev>,
	<linux-stm32@...md-mailman.stormreply.com>, <krzk@...nel.org>,
	<jic23@...nel.org>
CC: <ruanjinjie@...wei.com>
Subject: [PATCH net-next v2 04/13] net: dsa: realtek: Use __free() to simplify code

Avoid need to manually handle of_node_put() by using __free(), which
can simplfy code.

Signed-off-by: Jinjie Ruan <ruanjinjie@...wei.com>
---
v2
- Split into 2 patches.
---
 drivers/net/dsa/realtek/rtl8366rb.c | 5 ++---
 1 file changed, 2 insertions(+), 3 deletions(-)

diff --git a/drivers/net/dsa/realtek/rtl8366rb.c b/drivers/net/dsa/realtek/rtl8366rb.c
index 7001b8b1c028..0acdcdd93ea2 100644
--- a/drivers/net/dsa/realtek/rtl8366rb.c
+++ b/drivers/net/dsa/realtek/rtl8366rb.c
@@ -1009,7 +1009,6 @@ static int rtl8366rb_setup_all_leds_off(struct realtek_priv *priv)
 
 static int rtl8366rb_setup_leds(struct realtek_priv *priv)
 {
-	struct device_node *leds_np;
 	struct dsa_switch *ds = &priv->ds;
 	struct dsa_port *dp;
 	int ret = 0;
@@ -1018,7 +1017,8 @@ static int rtl8366rb_setup_leds(struct realtek_priv *priv)
 		if (!dp->dn)
 			continue;
 
-		leds_np = of_get_child_by_name(dp->dn, "leds");
+		struct device_node *leds_np __free(device_node) =
+			of_get_child_by_name(dp->dn, "leds");
 		if (!leds_np) {
 			dev_dbg(priv->dev, "No leds defined for port %d",
 				dp->index);
@@ -1032,7 +1032,6 @@ static int rtl8366rb_setup_leds(struct realtek_priv *priv)
 				break;
 		}
 
-		of_node_put(leds_np);
 		if (ret)
 			return ret;
 	}
-- 
2.34.1