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mtd: sm_ftl: fix wrong do_div() usage 

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

Signed-off-by: Nicolas Pitre <nico@linaro.org>
Signed-off-by: Brian Norris <computersforpeace@gmail.com>
This commit is contained in:
Nicolas Pitre 2015-11-04 15:21:21 -05:00 committed by Brian Norris
parent d55d31a6b8
commit 2b2462d592
1 changed files with 2 additions and 1 deletions
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3
drivers/mtd/sm_ftl.c
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@ -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;