linux-kernel - [PATCH 07/17] leds: bcm6328: Simplify with scoped for each OF child loop

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <20240816-cleanup-h-of-node-put-var-v1-7-1d0292802470@linaro.org>
Date: Fri, 16 Aug 2024 17:31:39 +0200
From: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To: Pavel Machek <pavel@....cz>, Lee Jones <lee@...nel.org>, 
 Sean Wang <sean.wang@...iatek.com>, 
 Matthias Brugger <matthias.bgg@...il.com>, 
 AngeloGioacchino Del Regno <angelogioacchino.delregno@...labora.com>, 
 Riku Voipio <riku.voipio@....fi>, Orson Zhai <orsonzhai@...il.com>, 
 Baolin Wang <baolin.wang@...ux.alibaba.com>, 
 Chunyan Zhang <zhang.lyra@...il.com>, 
 Marek Behún <kabel@...nel.org>
Cc: linux-leds@...r.kernel.org, linux-kernel@...r.kernel.org, 
 linux-arm-kernel@...ts.infradead.org, linux-mediatek@...ts.infradead.org, 
 Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH 07/17] leds: bcm6328: Simplify with scoped for each OF
 child loop

Use scoped for_each_available_child_of_node_scoped() when iterating over
device nodes to make code a bit simpler.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
---
 drivers/leds/leds-bcm6328.c | 7 ++-----
 1 file changed, 2 insertions(+), 5 deletions(-)

diff --git a/drivers/leds/leds-bcm6328.c b/drivers/leds/leds-bcm6328.c
index 246f1296ab09..29f5bad61796 100644
--- a/drivers/leds/leds-bcm6328.c
+++ b/drivers/leds/leds-bcm6328.c
@@ -392,7 +392,6 @@ static int bcm6328_leds_probe(struct platform_device *pdev)
 {
 	struct device *dev = &pdev->dev;
 	struct device_node *np = dev_of_node(&pdev->dev);
-	struct device_node *child;
 	void __iomem *mem;
 	spinlock_t *lock; /* memory lock */
 	unsigned long val, *blink_leds, *blink_delay;
@@ -435,7 +434,7 @@ static int bcm6328_leds_probe(struct platform_device *pdev)
 		val |= BCM6328_SERIAL_LED_SHIFT_DIR;
 	bcm6328_led_write(mem + BCM6328_REG_INIT, val);
 
-	for_each_available_child_of_node(np, child) {
+	for_each_available_child_of_node_scoped(np, child) {
 		int rc;
 		u32 reg;
 
@@ -454,10 +453,8 @@ static int bcm6328_leds_probe(struct platform_device *pdev)
 			rc = bcm6328_led(dev, child, reg, mem, lock,
 					 blink_leds, blink_delay);
 
-		if (rc < 0) {
-			of_node_put(child);
+		if (rc < 0)
 			return rc;
-		}
 	}
 
 	return 0;

-- 
2.43.0