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@xxxxxxxxxxxxxx> reported-by: Markus Pargmann <mpa@xxxxxxxxxxxxxx> --- 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 _______________________________________________ barebox mailing list barebox@xxxxxxxxxxxxxxxxxxx http://lists.infradead.org/mailman/listinfo/barebox
