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authorGeliang Tang <geliangtang@163.com>2015-12-27 12:25:24 +0300
committerJiri Kosina <jkosina@suse.cz>2015-12-28 15:41:51 +0300
commit2cf83833fc9cff04c50e402260b724b3f001d737 (patch)
tree6e0d76a5c4ab8d408665bacd2699cb9cd304aefb /drivers/hid/hid-roccat-arvo.c
parentd98ba98c4fbff91abb37eef628ccce0c218b4185 (diff)
downloadlinux-2cf83833fc9cff04c50e402260b724b3f001d737.tar.xz
HID: use kobj_to_dev()
Use kobj_to_dev() instead of open-coding it. Signed-off-by: Geliang Tang <geliangtang@163.com> Signed-off-by: Jiri Kosina <jkosina@suse.cz>
Diffstat (limited to 'drivers/hid/hid-roccat-arvo.c')
-rw-r--r--drivers/hid/hid-roccat-arvo.c6
1 files changed, 2 insertions, 4 deletions
diff --git a/drivers/hid/hid-roccat-arvo.c b/drivers/hid/hid-roccat-arvo.c
index 1948208fe038..329c5d1270f9 100644
--- a/drivers/hid/hid-roccat-arvo.c
+++ b/drivers/hid/hid-roccat-arvo.c
@@ -191,8 +191,7 @@ static ssize_t arvo_sysfs_write(struct file *fp,
struct kobject *kobj, void const *buf,
loff_t off, size_t count, size_t real_size, uint command)
{
- struct device *dev =
- container_of(kobj, struct device, kobj)->parent->parent;
+ struct device *dev = kobj_to_dev(kobj)->parent->parent;
struct arvo_device *arvo = hid_get_drvdata(dev_get_drvdata(dev));
struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
int retval;
@@ -211,8 +210,7 @@ static ssize_t arvo_sysfs_read(struct file *fp,
struct kobject *kobj, void *buf, loff_t off,
size_t count, size_t real_size, uint command)
{
- struct device *dev =
- container_of(kobj, struct device, kobj)->parent->parent;
+ struct device *dev = kobj_to_dev(kobj)->parent->parent;
struct arvo_device *arvo = hid_get_drvdata(dev_get_drvdata(dev));
struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev));
int retval;