[MTD] [NAND] S3C2410: Uninitialised variable cleanup

~ Avoid warning without generating code.
  (I don't even get the warning without the macro uninitialized_var).

Signed-off-by: Nelson Castillo <arhuaco@freaks-unidos.net>
[ben-linux@fluff.org: subject cleanup]
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
diff --git a/drivers/mtd/nand/s3c2410.c b/drivers/mtd/nand/s3c2410.c
index daa4af9..7be3663 100644
--- a/drivers/mtd/nand/s3c2410.c
+++ b/drivers/mtd/nand/s3c2410.c
@@ -214,7 +214,7 @@
 	int tacls_max = (info->cpu_type == TYPE_S3C2412) ? 8 : 4;
 	int tacls, twrph0, twrph1;
 	unsigned long clkrate = clk_get_rate(info->clk);
-	unsigned long set, cfg, mask;
+	unsigned long uninitialized_var(set), cfg, uninitialized_var(mask);
 	unsigned long flags;
 
 	/* calculate the timing information for the controller */
@@ -264,9 +264,6 @@
 		break;
 
 	default:
-		/* keep compiler happy */
-		mask = 0;
-		set = 0;
 		BUG();
 	}