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Commit 2027cbcf authored by Greg Kroah-Hartman's avatar Greg Kroah-Hartman
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driver core: add CLASS_ATTR_WO() 



Some class subsystems are open-coding CLASS_ATTR_WO because the driver
core never provided it.  Add the macro to device.h so that we can go
around and fix up the individual subsystems as needed.

Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent dfea747d

include/linux/device.h

+2 −0
Original line number Diff line number Diff line
@@ -465,6 +465,8 @@ struct class_attribute { 
	struct class_attribute class_attr_##_name = __ATTR_RW(_name)

#define CLASS_ATTR_RO(_name) \

	struct class_attribute class_attr_##_name = __ATTR_RO(_name)

#define CLASS_ATTR_WO(_name) \

	struct class_attribute class_attr_##_name = __ATTR_WO(_name)



extern int __must_check class_create_file_ns(struct class *class,

					     const struct class_attribute *attr,