* [PATCH] mtd: peb: Allow to write subpages
@ 2016-04-05 14:54 Sascha Hauer
0 siblings, 0 replies; only message in thread
From: Sascha Hauer @ 2016-04-05 14:54 UTC (permalink / raw)
To: Barebox List
When checking for valid write sizes we havbe to take the subpage shift
into account to allow writing subpages. Without it ubiformat may not
work properly.
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
reported-by: Markus Pargmann <mpa@pengutronix.de>
---
drivers/mtd/peb.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/mtd/peb.c b/drivers/mtd/peb.c
index 46696ce..639dc0e 100644
--- a/drivers/mtd/peb.c
+++ b/drivers/mtd/peb.c
@@ -377,7 +377,7 @@ int mtd_peb_write(struct mtd_info *mtd, const void *buf, int pnum, int offset,
return -EINVAL;
if (len <= 0)
return -EINVAL;
- if (len % mtd->writesize)
+ if (len % (mtd->writesize >> mtd->subpage_sft))
return -EINVAL;
if (mtd_peb_is_bad(mtd, pnum))
return -EINVAL;
--
2.7.0
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