tree c2c9879610b1aa8ca84360937669289058fa9837
parent 50ab1a72863b1ad4b117862bc52610f8d4535609
author Tejun Heo <htejun@gmail.com> 1190271910 +0900
committer Greg Kroah-Hartman <gregkh@suse.de> 1192225870 -0700

sysfs: make bin attr open get active reference of parent too

All bin attr operations require active references of itself and its
parent.  There's no reason to allow open when its parent has been
deactivated and allowing it is inconsistent with regular sysfs file.
Use sysfs_get_active_two() in bin attribute open function.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Acked-by: Cornelia Huck <cornelia.huck@de.ibm.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>