MIPS: Idle: cleaup SMTC idle hook as per Linux coding style.

Signed-off-by: Ralf Baechle <ralf@linux-mips.org>

1 files changed, 7 insertions, 2 deletions

diff --git a/arch/mips/kernel/idle.c b/arch/mips/kernel/idle.c
index 1e9d9383d49f..28abda73126a 100644
--- a/arch/mips/kernel/idle.c
+++ b/arch/mips/kernel/idle.c
@@ -218,13 +218,18 @@ void __init check_wait(void)
         }
 }
 
-void arch_cpu_idle(void)
+static void smtc_idle_hook(void)
 {
 #ifdef CONFIG_MIPS_MT_SMTC
-        extern void smtc_idle_loop_hook(void);
+        void smtc_idle_loop_hook(void);
 
         smtc_idle_loop_hook();
 #endif
+}
+
+void arch_cpu_idle(void)
+{
+        smtc_idle_hook();
         if (cpu_wait)
                 (*cpu_wait)();
         else