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From: Axel Lin on 4 Aug 2010 23:40
i2c_smbus_write_byte_data() returns zero or negative value,
therefore no need to check if ret is greater than zero or not.

Signed-off-by: Axel Lin <axel.lin(a)gmail.com>
---
drivers/regulator/lp3971.c | 8 +-------
1 files changed, 1 insertions(+), 7 deletions(-)

diff --git a/drivers/regulator/lp3971.c b/drivers/regulator/lp3971.c
index 8ae3732..d4d9822 100644
--- a/drivers/regulator/lp3971.c
+++ b/drivers/regulator/lp3971.c
@@ -387,15 +387,9 @@ static int lp3971_i2c_read(struct i2c_client *i2c, char reg, int count,
static int lp3971_i2c_write(struct i2c_client *i2c, char reg, int count,
const u16 *src)
{
- int ret;
-
if (count != 1)
return -EIO;
- ret = i2c_smbus_write_byte_data(i2c, reg, *src);
- if (ret >= 0)
- return 0;
-
- return ret;
+ return i2c_smbus_write_byte_data(i2c, reg, *src);
}

static u8 lp3971_reg_read(struct lp3971 *lp3971, u8 reg)
--
1.5.4.3



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