[MIPS] Rename _machine_power_off to pm_power_off so the kernel builds again.
    
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/dec/setup.c b/arch/mips/dec/setup.c
index 9ef54fe..7c1ca8f6 100644
--- a/arch/mips/dec/setup.c
+++ b/arch/mips/dec/setup.c
@@ -17,6 +17,7 @@
 #include <linux/sched.h>
 #include <linux/spinlock.h>
 #include <linux/types.h>
+#include <linux/pm.h>
 
 #include <asm/bootinfo.h>
 #include <asm/cpu.h>
@@ -158,7 +159,7 @@
 
 	_machine_restart = dec_machine_restart;
 	_machine_halt = dec_machine_halt;
-	_machine_power_off = dec_machine_power_off;
+	pm_power_off = dec_machine_power_off;
 
 	ioport_resource.start = ~0UL;
 	ioport_resource.end = 0UL;