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ACPI / PCI / hotplug: unlock in error path in acpiphp_enable_slot() 

In acpiphp_enable_slot(), there is a missing unlock path
when error occurred.  It needs to be unlocked before returning
an error.

Signed-off-by: Insu Yun <wuninsu@gmail.com>
Cc: All applicable <stable@vger.kernel.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
This commit is contained in:
Insu Yun 2016-01-23 15:44:19 -05:00 committed by Rafael J. Wysocki
parent afd2ff9b7e
commit 2c3033a066
1 changed files with 3 additions and 1 deletions
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4
drivers/pci/hotplug/acpiphp_glue.c
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@ -953,8 +953,10 @@ int acpiphp_enable_slot(struct acpiphp_slot *slot)
{
pci_lock_rescan_remove();
if (slot->flags & SLOT_IS_GOING_AWAY)
if (slot->flags & SLOT_IS_GOING_AWAY) {
pci_unlock_rescan_remove();
return -ENODEV;
}
/* configure all functions */
if (!(slot->flags & SLOT_ENABLED))