ARM: LPC32xx: clock.c: warning fix

This patch removes the debug warning on local_clk_disable() as done in Kevin
Wells' driver update

Signed-off-by: Roland Stigge <stigge@antcom.de>
Acked-by: Wolfram Sang <w.sang@pengutronix.de>
Tested-by: Wolfram Sang <w.sang@pengutronix.de>
Acked-by: Kevin Wells <kevin.wells@nxp.com>
Signed-off-by: Olof Johansson <olof@lixom.net>
diff --git a/arch/arm/mach-lpc32xx/clock.c b/arch/arm/mach-lpc32xx/clock.c
index 1e02751..39dcbd0 100644
--- a/arch/arm/mach-lpc32xx/clock.c
+++ b/arch/arm/mach-lpc32xx/clock.c
@@ -903,8 +903,6 @@
 
 static void local_clk_disable(struct clk *clk)
 {
-	WARN_ON(clk->usecount == 0);
-
 	/* Don't attempt to disable clock if it has no users */
 	if (clk->usecount > 0) {
 		clk->usecount--;