linux-kernel - [PATCH] device-dax: use kobj_to

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Message-Id: <20220425105307.3515215-1-chi.minghao@zte.com.cn>
Date:   Mon, 25 Apr 2022 10:53:07 +0000
From:   cgel.zte@...il.com
To:     dan.j.williams@...el.com
Cc:     vishal.l.verma@...el.com, dave.jiang@...el.com,
        nvdimm@...ts.linux.dev, linux-kernel@...r.kernel.org,
        Minghao Chi <chi.minghao@....com.cn>,
        Zeal Robot <zealci@....com.cn>
Subject: [PATCH] device-dax: use kobj_to_dev()

From: Minghao Chi <chi.minghao@....com.cn>

Use kobj_to_dev() instead of open-coding it.

Reported-by: Zeal Robot <zealci@....com.cn>
Signed-off-by: Minghao Chi <chi.minghao@....com.cn>
---
 drivers/dax/bus.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/dax/bus.c b/drivers/dax/bus.c
index 1dad813ee4a6..aebe884f5d99 100644
--- a/drivers/dax/bus.c
+++ b/drivers/dax/bus.c
@@ -512,7 +512,7 @@ static DEVICE_ATTR_WO(delete);
 static umode_t dax_region_visible(struct kobject *kobj, struct attribute *a,
 		int n)
 {
-	struct device *dev = container_of(kobj, struct device, kobj);
+	struct device *dev = kobj_to_dev(kobj)
 	struct dax_region *dax_region = dev_get_drvdata(dev);
 
 	if (is_static(dax_region))
-- 
2.25.1