[2.6 patch] pci/pcie/aer/aerdrv_acpi.c: remove unneeded NULL check

[Adrian Bunk <bunk@kernel.org>]

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>

---

This patch has been sent on:
- 22 Feb 2008

74832021c82be6e2ed6055f4f25dbf152df67cf5 diff --git a/drivers/pci/pcie/aer/aerdrv_acpi.c b/drivers/pci/pcie/aer/aerdrv_acpi.c
index 8c199ae..1e2a858 100644
--- a/drivers/pci/pcie/aer/aerdrv_acpi.c
+++ b/drivers/pci/pcie/aer/aerdrv_acpi.c
@@ -34,7 +34,7 @@ int aer_osc_setup(struct pcie_device *pciedev)
 	acpi_handle handle = 0;
 
 	/* 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);