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UBI: avoid unnecessary division operations
[cascardo/linux.git]
/
drivers
/
mtd
/
ubi
/
misc.c
diff --git
a/drivers/mtd/ubi/misc.c
b/drivers/mtd/ubi/misc.c
index
93e0528
..
22ad314
100644
(file)
--- 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)