From: Nicolas Pitre <nicolas.pitre@linaro.org>
Date: Wed, 4 Nov 2015 04:09:58 +0000 (-0500)
Subject: mtd/sm_ftl.c: fix wrong do_div() usage
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=1c07db46511f0d2335d3b32008f644164071d13e;p=linux-beck.git

mtd/sm_ftl.c: fix wrong do_div() usage

do_div() is meant to be used with an unsigned dividend.

Signed-off-by: Nicolas Pitre <nico@linaro.org>
---

diff --git a/drivers/mtd/sm_ftl.c b/drivers/mtd/sm_ftl.c
index c23184a47fc4..b096f8bb05ba 100644
--- a/drivers/mtd/sm_ftl.c
+++ b/drivers/mtd/sm_ftl.c
@@ -206,9 +206,10 @@ static loff_t sm_mkoffset(struct sm_ftl *ftl, int zone, int block, int boffset)
 }
 
 /* Breaks offset into parts */
-static void sm_break_offset(struct sm_ftl *ftl, loff_t offset,
+static void sm_break_offset(struct sm_ftl *ftl, loff_t loffset,
 			    int *zone, int *block, int *boffset)
 {
+	u64 offset = loffset;
 	*boffset = do_div(offset, ftl->block_size);
 	*block = do_div(offset, ftl->max_lba);
 	*zone = offset >= ftl->zone_count ? -1 : offset;