[MIPS] IP32: Fix fatal typo in address computation.

Signed-off-by: Giuseppe Sacco <eppesuig@debian.org>
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

arch/mips/pci/ops-mace.c

@@ -33,7 +33,7 @@ static inline int mkaddr(struct pci_bus *bus, unsigned int devfn,
 	unsigned int reg)
 {
 	return ((bus->number & 0xff) << 16) |
-		(devfn & 0xff) << 8) |
+		((devfn & 0xff) << 8) |
 		(reg & 0xfc);
 }