ARM: OMAP: Fix an omapfb macro definition to use parentheses

Signed-off-by: Imre Deak <imre.deak@nokia.com>
Signed-off-by: Juha Yrjl <juha.yrjola@nokia.com>

drivers/video/omap/dispc.c

@@ -128,7 +128,7 @@
 					     DISPC_IRQ_VID2_FIFO_UNDERFLOW | \
 					     DISPC_IRQ_SYNC_LOST)
 
-#define MAX_PALETTE_SIZE		256 * 16
+#define MAX_PALETTE_SIZE		(256 * 16)
 
 #define pr_err(fmt, args...) printk(KERN_ERR MODULE_NAME ": " fmt, ## args)