arm: footbridge: Make cksrc_dc21285_disable() void

This clocksource function needs to be void.

Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
diff --git a/arch/arm/mach-footbridge/dc21285-timer.c b/arch/arm/mach-footbridge/dc21285-timer.c
index a921fe9..5f1f986 100644
--- a/arch/arm/mach-footbridge/dc21285-timer.c
+++ b/arch/arm/mach-footbridge/dc21285-timer.c
@@ -30,7 +30,7 @@
 	return 0;
 }
 
-static int cksrc_dc21285_disable(struct clocksource *cs)
+static void cksrc_dc21285_disable(struct clocksource *cs)
 {
 	*CSR_TIMER2_CNTL = 0;
 }