PCI: acpiphp: remove unused res_lock

res_lock is never used, so remove it.

Signed-off-by: Yinghai Lu <yinghai@kernel.org>
Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>

2 files changed, 0 insertions, 5 deletions

diff --git a/drivers/pci/hotplug/acpiphp.h b/drivers/pci/hotplug/acpiphp.h
index 7722108e78df..6b58ed0432e9 100644
--- a/drivers/pci/hotplug/acpiphp.h
+++ b/drivers/pci/hotplug/acpiphp.h
@@ -89,8 +89,6 @@ struct acpiphp_bridge {
 
         /* PCI-to-PCI bridge device */
         struct pci_dev *pci_dev;
-
-        spinlock_t res_lock;
 };
 
 
diff --git a/drivers/pci/hotplug/acpiphp_glue.c b/drivers/pci/hotplug/acpiphp_glue.c
index 806c44fa645a..7dc8dd00135a 100644
--- a/drivers/pci/hotplug/acpiphp_glue.c
+++ b/drivers/pci/hotplug/acpiphp_glue.c
@@ -391,8 +391,6 @@ static void add_host_bridge(acpi_handle *handle)
 
         bridge->pci_bus = root->bus;
 
-        spin_lock_init(&bridge->res_lock);
-
         init_bridge_misc(bridge);
 }
 
@@ -425,7 +423,6 @@ static void add_p2p_bridge(acpi_handle *handle)
          * (which we access during module unload).
          */
         get_device(&bridge->pci_bus->dev);
-        spin_lock_init(&bridge->res_lock);
 
         init_bridge_misc(bridge);
         return;