linux-kernel - [PATCH] w1/slaves: use kobj_to

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Message-Id: <1600331714-17117-1-git-send-email-wangqing@vivo.com>
Date:   Thu, 17 Sep 2020 16:34:19 +0800
From:   Wang Qing <wangqing@...o.com>
To:     Evgeniy Polyakov <zbr@...emap.net>, Wang Qing <wangqing@...o.com>,
        linux-kernel@...r.kernel.org
Subject: [PATCH] w1/slaves: use kobj_to_dev()

Use kobj_to_dev() instead of container_of()

Signed-off-by: Wang Qing <wangqing@...o.com>
---
 drivers/w1/slaves/w1_ds2780.c | 2 +-
 drivers/w1/slaves/w1_ds2781.c | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/w1/slaves/w1_ds2780.c b/drivers/w1/slaves/w1_ds2780.c
index c689b1b..04c8142
--- a/drivers/w1/slaves/w1_ds2780.c
+++ b/drivers/w1/slaves/w1_ds2780.c
@@ -90,7 +90,7 @@ static ssize_t w1_slave_read(struct file *filp, struct kobject *kobj,
 			     struct bin_attribute *bin_attr, char *buf,
 			     loff_t off, size_t count)
 {
-	struct device *dev = container_of(kobj, struct device, kobj);
+	struct device *dev = kobj_to_dev(kobj);
 	return w1_ds2780_io(dev, buf, off, count, 0);
 }
 
diff --git a/drivers/w1/slaves/w1_ds2781.c b/drivers/w1/slaves/w1_ds2781.c
index 84d6cee..8fd6ed1
--- a/drivers/w1/slaves/w1_ds2781.c
+++ b/drivers/w1/slaves/w1_ds2781.c
@@ -87,7 +87,7 @@ static ssize_t w1_slave_read(struct file *filp, struct kobject *kobj,
 			     struct bin_attribute *bin_attr, char *buf,
 			     loff_t off, size_t count)
 {
-	struct device *dev = container_of(kobj, struct device, kobj);
+	struct device *dev = kobj_to_dev(kobj);
 	return w1_ds2781_io(dev, buf, off, count, 0);
 }
 
-- 
2.7.4