scsi: megaraid: Use pci_dev_id() to simplify the code

PCI core API pci_dev_id() can be used to get the BDF number for a PCI
device. We don't need to compose it manually. Use pci_dev_id() to simplify
the code a little bit.

Signed-off-by: Jialin Zhang <zhangjialin11@huawei.com>
Link: https://lore.kernel.org/r/20230815025419.3523236-4-zhangjialin11@huawei.com
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>

diff --git a/drivers/scsi/megaraid/megaraid_mbox.c b/drivers/scsi/megaraid/megaraid_mbox.c
index ef2b638..bc867da 100644 (file)
--- a/drivers/scsi/megaraid/megaraid_mbox.c
+++ b/drivers/scsi/megaraid/megaraid_mbox.c
@@ -438,7 +438,7 @@ megaraid_probe_one(struct pci_dev *pdev, const struct pci_device_id *id)
 
 
        // set up PCI related soft state and other pre-known parameters
-       adapter->unique_id      = pdev->bus->number << 8 | pdev->devfn;
+       adapter->unique_id      = pci_dev_id(pdev);
        adapter->irq            = pdev->irq;
        adapter->pdev           = pdev;