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rapidio: use kobj_to_dev()

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Use kobj_to_dev() instead of open-coding it.

Signed-off-by: Geliang Tang <geliangtang@163.com>
Acked-by: "Bounine, Alexandre" <Alexandre.Bounine@idt.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Geliang Tang 2016-01-20 15:00:39 -08:00 committed by Linus Torvalds
parent 978e30c9b4
commit a253f1eee6
1 changed files with 2 additions and 4 deletions
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6
drivers/rapidio/rio-sysfs.c
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@ -125,8 +125,7 @@ rio_read_config(struct file *filp, struct kobject *kobj,
struct bin_attribute *bin_attr,
char *buf, loff_t off, size_t count)
{
struct rio_dev *dev =
to_rio_dev(container_of(kobj, struct device, kobj));
struct rio_dev *dev = to_rio_dev(kobj_to_dev(kobj));
unsigned int size = 0x100;
loff_t init_off = off;
u8 *data = (u8 *) buf;
@ -197,8 +196,7 @@ rio_write_config(struct file *filp, struct kobject *kobj,
struct bin_attribute *bin_attr,
char *buf, loff_t off, size_t count)
{
struct rio_dev *dev =
to_rio_dev(container_of(kobj, struct device, kobj));
struct rio_dev *dev = to_rio_dev(kobj_to_dev(kobj));
unsigned int size = count;
loff_t init_off = off;
u8 *data = (u8 *) buf;