PCI: aerdrv_acpi.c: remove unneeded NULL check

There's no reason for checking pdev->bus for being NULL here (and we'd
anyway Oops 3 lines below if it was).

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/pci/pcie/aer/aerdrv_acpi.c b/drivers/pci/pcie/aer/aerdrv_acpi.c
index 7e53fa5..96ac540 100644 (file)
--- a/drivers/pci/pcie/aer/aerdrv_acpi.c
+++ b/drivers/pci/pcie/aer/aerdrv_acpi.c
@@ -37,7 +37,7 @@ int aer_osc_setup(struct pcie_device *pciedev)
                return -1;
 
        /* Find root host bridge */
-       while (pdev->bus && pdev->bus->self)
+       while (pdev->bus->self)
                pdev = pdev->bus->self;
        handle = acpi_get_pci_rootbridge_handle(
                pci_domain_nr(pdev->bus), pdev->bus->number);