MIPS: Remove useless zero initializations.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/pci/pci-bcm1480.c b/arch/mips/pci/pci-bcm1480.c
index a9060c7..6f5e24c 100644
--- a/arch/mips/pci/pci-bcm1480.c
+++ b/arch/mips/pci/pci-bcm1480.c
@@ -57,7 +57,7 @@
 #define PCI_BUS_ENABLED	1
 #define PCI_DEVICE_MODE	2
 
-static int bcm1480_bus_status = 0;
+static int bcm1480_bus_status;
 
 #define PCI_BRIDGE_DEVICE  0