ARM: l2c: remove unnecessary UL-suffix to mask values

They're u32, they're not unsigned long.  The UL suffix is not required
here.

Acked-by: Shawn Guo <shawn.guo@linaro.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-imx/system.c b/arch/arm/mach-imx/system.c
index 5e3027d..c6571f1 100644
--- a/arch/arm/mach-imx/system.c
+++ b/arch/arm/mach-imx/system.c
@@ -145,6 +145,6 @@
 	of_node_put(np);
 
 out:
-	l2x0_of_init(0, ~0UL);
+	l2x0_of_init(0, ~0);
 }
 #endif