[MIPS] DEC: pt_regs fixes for dec_intr_halt.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/dec/reset.c b/arch/mips/dec/reset.c
index f78c6da..8c95ea1 100644
--- a/arch/mips/dec/reset.c
+++ b/arch/mips/dec/reset.c
@@ -35,7 +35,7 @@
 	back_to_prom();
 }
 
-irqreturn_t dec_intr_halt(int irq, void *dev_id, struct pt_regs *regs)
+irqreturn_t dec_intr_halt(int irq, void *dev_id)
 {
 	dec_machine_halt();
 }