[MIPS] checkfiles: Fix "need space after that ','" errors.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
diff --git a/arch/mips/au1000/common/power.c b/arch/mips/au1000/common/power.c
index 3901e8e..6f57f72 100644
--- a/arch/mips/au1000/common/power.c
+++ b/arch/mips/au1000/common/power.c
@@ -211,7 +211,7 @@
 	unsigned long wakeup, flags;
 	extern	void	save_and_sleep(void);
 
-	spin_lock_irqsave(&pm_lock,flags);
+	spin_lock_irqsave(&pm_lock, flags);
 
 	save_core_regs();