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| author | Geliang Tang <geliangtang@163.com> | 2015-12-27 12:25:24 +0300 |
|---|---|---|
| committer | Jiri Kosina <jkosina@suse.cz> | 2015-12-28 15:41:51 +0300 |
| commit | 2cf83833fc9cff04c50e402260b724b3f001d737 (patch) | |
| tree | 6e0d76a5c4ab8d408665bacd2699cb9cd304aefb /drivers/hid/hid-roccat-kovaplus.c | |
| parent | d98ba98c4fbff91abb37eef628ccce0c218b4185 (diff) | |
| download | linux-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-kovaplus.c')
| -rw-r--r-- | drivers/hid/hid-roccat-kovaplus.c | 12 |
1 files changed, 4 insertions, 8 deletions
diff --git a/drivers/hid/hid-roccat-kovaplus.c b/drivers/hid/hid-roccat-kovaplus.c index 966047711fbf..43617fb28b87 100644 --- a/drivers/hid/hid-roccat-kovaplus.c +++ b/drivers/hid/hid-roccat-kovaplus.c @@ -128,8 +128,7 @@ static ssize_t kovaplus_sysfs_read(struct file *fp, struct kobject *kobj, char *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 kovaplus_device *kovaplus = hid_get_drvdata(dev_get_drvdata(dev)); struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); int retval; @@ -154,8 +153,7 @@ static ssize_t kovaplus_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 kovaplus_device *kovaplus = hid_get_drvdata(dev_get_drvdata(dev)); struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); int retval; @@ -221,8 +219,7 @@ static ssize_t kovaplus_sysfs_read_profilex_settings(struct file *fp, struct kobject *kobj, struct bin_attribute *attr, char *buf, loff_t off, size_t count) { - struct device *dev = - container_of(kobj, struct device, kobj)->parent->parent; + struct device *dev = kobj_to_dev(kobj)->parent->parent; struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); ssize_t retval; @@ -240,8 +237,7 @@ static ssize_t kovaplus_sysfs_read_profilex_buttons(struct file *fp, struct kobject *kobj, struct bin_attribute *attr, char *buf, loff_t off, size_t count) { - struct device *dev = - container_of(kobj, struct device, kobj)->parent->parent; + struct device *dev = kobj_to_dev(kobj)->parent->parent; struct usb_device *usb_dev = interface_to_usbdev(to_usb_interface(dev)); ssize_t retval; |