From 47679cde604d6977b390d5b0fc83dedf8a82f66d Mon Sep 17 00:00:00 2001 From: Geliang Tang Date: Wed, 13 Jan 2016 23:30:08 +0800 Subject: [PATCH] misc: c2port: use kobj_to_dev() Use kobj_to_dev() instead of open-coding it. Signed-off-by: Geliang Tang Reviewed-by: Viresh Kumar Signed-off-by: Greg Kroah-Hartman --- drivers/misc/c2port/core.c | 8 ++------ 1 file changed, 2 insertions(+), 6 deletions(-) diff --git a/drivers/misc/c2port/core.c b/drivers/misc/c2port/core.c index cc8645b5369d..1922cb8f6b88 100644 --- a/drivers/misc/c2port/core.c +++ b/drivers/misc/c2port/core.c @@ -721,9 +721,7 @@ static ssize_t c2port_read_flash_data(struct file *filp, struct kobject *kobj, struct bin_attribute *attr, char *buffer, loff_t offset, size_t count) { - struct c2port_device *c2dev = - dev_get_drvdata(container_of(kobj, - struct device, kobj)); + struct c2port_device *c2dev = dev_get_drvdata(kobj_to_dev(kobj)); ssize_t ret; /* Check the device and flash access status */ @@ -838,9 +836,7 @@ static ssize_t c2port_write_flash_data(struct file *filp, struct kobject *kobj, struct bin_attribute *attr, char *buffer, loff_t offset, size_t count) { - struct c2port_device *c2dev = - dev_get_drvdata(container_of(kobj, - struct device, kobj)); + struct c2port_device *c2dev = dev_get_drvdata(kobj_to_dev(kobj)); int ret; /* Check the device access status */ -- 2.30.2