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authorKyungmin Park <kyungmin.park@samsung.com>2008-05-22 03:32:18 +0200
committerArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2008-07-24 12:32:54 +0200
commitcadb40ccc16a26a738f1cbc963e35b21edd93e79 (patch)
treeacd1d5d02ecda07634f1c49432ddb39cd9f5d7fd /drivers/mtd/ubi/misc.c
parentUBI: fix buffer padding (diff)
downloadlinux-cadb40ccc16a26a738f1cbc963e35b21edd93e79.tar.xz
linux-cadb40ccc16a26a738f1cbc963e35b21edd93e79.zip
UBI: avoid unnecessary division operations
UBI already checks that @min io size is the power of 2 at io_init. It is save to use bit operations then. Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'drivers/mtd/ubi/misc.c')
-rw-r--r--drivers/mtd/ubi/misc.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/mtd/ubi/misc.c b/drivers/mtd/ubi/misc.c
index 93e052812012..22ad31402945 100644
--- a/drivers/mtd/ubi/misc.c
+++ b/drivers/mtd/ubi/misc.c
@@ -37,7 +37,7 @@ int ubi_calc_data_len(const struct ubi_device *ubi, const void *buf,
{
int i;
- ubi_assert(length % ubi->min_io_size == 0);
+ ubi_assert(!(length & (ubi->min_io_size - 1)));
for (i = length - 1; i >= 0; i--)
if (((const uint8_t *)buf)[i] != 0xFF)