MIPS: Remove useless zero initializations.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/pci/pci-sb1250.c b/arch/mips/pci/pci-sb1250.c
index bf63959..ada24e6 100644
--- a/arch/mips/pci/pci-sb1250.c
+++ b/arch/mips/pci/pci-sb1250.c
@@ -58,7 +58,7 @@
 #define LDT_BUS_ENABLED	2
 #define PCI_DEVICE_MODE	4
 
-static int sb1250_bus_status = 0;
+static int sb1250_bus_status;
 
 #define PCI_BRIDGE_DEVICE  0
 #define LDT_BRIDGE_DEVICE  1