[PATCH] shpchp: Remove unused pci_bus member from controller structure

This patch removes unused 'pci_bus' member from controller structure.
This patch have no functional change.

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

diff --git a/drivers/pci/hotplug/shpchp.h b/drivers/pci/hotplug/shpchp.h
index dc12b0d..ce792b3 100644 (file)
--- a/drivers/pci/hotplug/shpchp.h
+++ b/drivers/pci/hotplug/shpchp.h
@@ -85,7 +85,6 @@ struct controller {
        int num_slots;                  /* Number of slots on ctlr */
        int slot_num_inc;               /* 1 or -1 */
        struct pci_dev *pci_dev;
-       struct pci_bus *pci_bus;
        struct event_info event_queue[10];
        struct list_head slot_list;
        struct hpc_ops *hpc_ops;

diff --git a/drivers/pci/hotplug/shpchp_core.c b/drivers/pci/hotplug/shpchp_core.c
index cb4ac43..8b21fc2 100644 (file)
--- a/drivers/pci/hotplug/shpchp_core.c
+++ b/drivers/pci/hotplug/shpchp_core.c
@@ -386,14 +386,6 @@ static int shpc_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
        pci_set_drvdata(pdev, ctrl);
 
-       ctrl->pci_bus = kmalloc(sizeof(*ctrl->pci_bus), GFP_KERNEL);
-       if (!ctrl->pci_bus) {
-               err("out of memory\n");
-               rc = -ENOMEM;
-               goto err_out_unmap_mmio_region;
-       }
-
-       memcpy (ctrl->pci_bus, pdev->bus, sizeof (*ctrl->pci_bus));
        ctrl->bus = pdev->bus->number;
        ctrl->slot_bus = pdev->subordinate->number;
        ctrl->device = PCI_SLOT(pdev->devfn);
@@ -408,7 +400,7 @@ static int shpc_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
        rc = get_ctlr_slot_config(ctrl);
        if (rc) {
                err(msg_initialization_err, rc);
-               goto err_out_free_ctrl_bus;
+               goto err_out_unmap_mmio_region;
        }
        first_device_num = ctrl->slot_device_offset;
        num_ctlr_slots = ctrl->num_slots;
@@ -446,8 +438,6 @@ static int shpc_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 
 err_out_free_ctrl_slot:
        cleanup_slots(ctrl);
-err_out_free_ctrl_bus:
-       kfree(ctrl->pci_bus);
 err_out_unmap_mmio_region:
        ctrl->hpc_ops->release_ctlr(ctrl);
 err_out_free_ctrl:
@@ -481,7 +471,6 @@ static void __exit unload_shpchpd(void)
                ctrl = list_entry(tmp, struct controller, ctrl_list);
                shpchp_remove_ctrl_files(ctrl);
                cleanup_slots(ctrl);
-               kfree (ctrl->pci_bus);
                ctrl->hpc_ops->release_ctlr(ctrl);
                kfree(ctrl);
        }