sysfs: fix bugs in sysfs_rename/move_dir()
authorTejun Heo <htejun@gmail.com>
Wed, 16 Jan 2008 03:10:53 +0000 (12:10 +0900)
committerLinus Torvalds <torvalds@woody.linux-foundation.org>
Wed, 16 Jan 2008 17:54:03 +0000 (09:54 -0800)
sysfs_rename/move_dir() have the following bugs.

 - On dentry lookup failure, kfree() is called on ERR_PTR() value.
 - sysfs_move_dir() has an extra dput() on success path.

Fix them.

Signed-off-by: Tejun Heo <htejun@gmail.com>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

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