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PCI hotplug: fix lock imbalance in pciehp
authorJiri Slaby <jirislaby@gmail.com>
Sat, 17 Jan 2009 15:23:55 +0000 (16:23 +0100)
committerJesse Barnes <jbarnes@virtuousgeek.org>
Mon, 19 Jan 2009 18:55:54 +0000 (10:55 -0800)
set_lock_status omits mutex_unlock in fail path. Add the omitted
unlock.

As a result a lockup caused by this can be triggered from userspace
by writing 1 to /sys/bus/pci/slots/.../lock often enough.

Signed-off-by: Jiri Slaby <jirislaby@gmail.com>
Reviewed-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Signed-off-by: Jesse Barnes <jbarnes@virtuousgeek.org>

No differences found
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