UBI: avoid unnecessary division operations

[linux-2.6-block.git] / drivers / mtd / ubi / vmt.c

diff --git a/drivers/mtd/ubi/vmt.c b/drivers/mtd/ubi/vmt.c
index 5be58d85c6393c53c2be0f4693ff8a9bd13e40b3..7402025ded94a0418478340a6ba478926d1d7415 100644 (file)
--- a/drivers/mtd/ubi/vmt.c
+++ b/drivers/mtd/ubi/vmt.c
@@ -727,7 +727,7 @@ static void paranoid_check_volume(struct ubi_device *ubi, int vol_id)
                goto fail;
        }
 
-       n = vol->alignment % ubi->min_io_size;
+       n = vol->alignment & (ubi->min_io_size - 1);
        if (vol->alignment != 1 && n) {
                ubi_err("alignment is not multiple of min I/O unit");
                goto fail;