linux-kernel - [PATCH] nvmem: core: Use kobj_to_dev() instead of container

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Message-ID: <1597915683-44794-1-git-send-email-tiantao6@hisilicon.com>
Date:   Thu, 20 Aug 2020 17:28:03 +0800
From:   Tian Tao <tiantao6@...ilicon.com>
To:     <srinivas.kandagatla@...aro.org>, <linux-kernel@...r.kernel.org>
CC:     <linuxarm@...wei.com>
Subject: [PATCH] nvmem: core: Use kobj_to_dev() instead of container_of()

Use kobj_to_dev() instead of container_of()

Signed-off-by: Tian Tao <tiantao6@...ilicon.com>
---
 drivers/nvmem/core.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c
index 6cd3edb..7641e56 100644
--- a/drivers/nvmem/core.c
+++ b/drivers/nvmem/core.c
@@ -128,7 +128,7 @@ static ssize_t bin_attr_nvmem_read(struct file *filp, struct kobject *kobj,
 	if (attr->private)
 		dev = attr->private;
 	else
-		dev = container_of(kobj, struct device, kobj);
+		dev = kobj_to_dev(kobj);
 	nvmem = to_nvmem_device(dev);
 
 	/* Stop the user from reading */
@@ -168,7 +168,7 @@ static ssize_t bin_attr_nvmem_write(struct file *filp, struct kobject *kobj,
 	if (attr->private)
 		dev = attr->private;
 	else
-		dev = container_of(kobj, struct device, kobj);
+		dev = kobj_to_dev(kobj);
 	nvmem = to_nvmem_device(dev);
 
 	/* Stop the user from writing */
@@ -219,7 +219,7 @@ static umode_t nvmem_bin_attr_get_umode(struct nvmem_device *nvmem)
 static umode_t nvmem_bin_attr_is_visible(struct kobject *kobj,
 					 struct bin_attribute *attr, int i)
 {
-	struct device *dev = container_of(kobj, struct device, kobj);
+	struct device *dev = kobj_to_dev(kobj);
 	struct nvmem_device *nvmem = to_nvmem_device(dev);
 
 	return nvmem_bin_attr_get_umode(nvmem);
-- 
2.7.4