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authorDmitry Torokhov <dmitry.torokhov@gmail.com>2007-10-07 12:22:21 -0400
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-07 19:42:22 -0400
commit3eb215de26e6e94bf5fed9cb77230c383b30e53b (patch)
tree3500a575ea6458bf9f256427abebfa69458db151 /drivers/base/core.c
parent85923b124624eb49ebef4731bb6b5670e792ff57 (diff)
Driver core: fix SYSF_DEPRECATED breakage for nested classdevs
We should only reparent to a class former class devices that form the base of class hierarchy. Nested devices should still grow from their real parents. Signed-off-by: Dmitry Torokhov <dtor@mail.ru> Tested-by: Andrey Borzenkov <arvidjaar@mail.ru> Tested-by: Anssi Hannula <anssi.hannula@gmail.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'drivers/base/core.c')
-rw-r--r--drivers/base/core.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/base/core.c b/drivers/base/core.c
index 67c92582d6ef..ec86d6fc2360 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -586,9 +586,13 @@ void device_initialize(struct device *dev)
586static struct kobject * get_device_parent(struct device *dev, 586static struct kobject * get_device_parent(struct device *dev,
587 struct device *parent) 587 struct device *parent)
588{ 588{
589 /* Set the parent to the class, not the parent device */ 589 /*
590 /* this keeps sysfs from having a symlink to make old udevs happy */ 590 * Set the parent to the class, not the parent device
591 if (dev->class) 591 * for topmost devices in class hierarchy.
592 * This keeps sysfs from having a symlink to make old
593 * udevs happy
594 */
595 if (dev->class && (!parent || parent->class != dev->class))
592 return &dev->class->subsys.kobj; 596 return &dev->class->subsys.kobj;
593 else if (parent) 597 else if (parent)
594 return &parent->kobj; 598 return &parent->kobj;