From: Brian Norris <computersforpeace@gmail.com>
Date: Sat, 23 Jan 2016 02:57:13 +0000 (-0800)
Subject: mtd: nand: sunxi: use mtd_div_by_ws() helper
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=46c135c208a3a80bd7f12dee0032bbc6d507a0d9;p=linux-beck.git

mtd: nand: sunxi: use mtd_div_by_ws() helper

Suggested-by: Richard Weinberger <richard@nod.at>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Acked-by: Boris Brezillon <boris.brezillon@free-electrons.com>
---

diff --git a/drivers/mtd/nand/sunxi_nand.c b/drivers/mtd/nand/sunxi_nand.c
index 5f700719d5c2..b5ea6b312df0 100644
--- a/drivers/mtd/nand/sunxi_nand.c
+++ b/drivers/mtd/nand/sunxi_nand.c
@@ -624,7 +624,7 @@ static u16 sunxi_nfc_randomizer_step(u16 state, int count)
 static u16 sunxi_nfc_randomizer_state(struct mtd_info *mtd, int page, bool ecc)
 {
 	const u16 *seeds = sunxi_nfc_randomizer_page_seeds;
-	int mod = mtd->erasesize / mtd->writesize;
+	int mod = mtd_div_by_ws(mtd->erasesize, mtd);
 
 	if (mod > ARRAY_SIZE(sunxi_nfc_randomizer_page_seeds))
 		mod = ARRAY_SIZE(sunxi_nfc_randomizer_page_seeds);