[PATCH] shpchp: Remove Unused hpc_evelnt_lock

This patch removes unused hpc_event_lock. This patch has no functional
change.

Signed-off-by: Kenji Kaneshige <kaneshige.kenji@jp.fujitsu.com>
Cc: Kristen Accardi <kristen.c.accardi@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

1 files changed, 0 insertions, 8 deletions

diff --git a/drivers/pci/hotplug/shpchp_hpc.c b/drivers/pci/hotplug/shpchp_hpc.c
index 3a8186c405f1..45facaad39bd 100644
--- a/drivers/pci/hotplug/shpchp_hpc.c
+++ b/drivers/pci/hotplug/shpchp_hpc.c
@@ -211,8 +211,6 @@
 #define SLOT_EVENT_LATCH        0x2
 #define SLOT_SERR_INT_MASK      0x3
 
-static spinlock_t hpc_event_lock;
-
 DEFINE_DBG_BUFFER               /* Debug string buffer for entire HPC defined here */
 static struct php_ctlr_state_s *php_ctlr_list_head;     /* HPC state linked list */
 static int ctlr_seq_num = 0;    /* Controller sequenc # */
@@ -1105,7 +1103,6 @@ int shpc_init(struct controller * ctrl, struct pci_dev * pdev)
         void *instance_id = ctrl;
         int rc, num_slots = 0;
         u8 hp_slot;
-        static int first = 1;
         u32 shpc_base_offset;
         u32 tempdword, slot_reg, slot_config;
         u8 i;
@@ -1167,11 +1164,6 @@ int shpc_init(struct controller * ctrl, struct pci_dev * pdev)
                 ctrl->mmio_size = 0x24 + 0x4 * num_slots;
         }
 
-        if (first) {
-                spin_lock_init(&hpc_event_lock);
-                first = 0;
-        }
-
         info("HPC vendor_id %x device_id %x ss_vid %x ss_did %x\n", pdev->vendor, pdev->device, pdev->subsystem_vendor, 
                 pdev->subsystem_device);