[PATCH 1/2] mfd: Remove unneeded ret value checking

[Axel Lin]

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@xxxxxxxxx>
---
 drivers/mfd/max8998.c |    2 --
 1 files changed, 0 insertions(+), 2 deletions(-)

diff --git a/drivers/mfd/max8998.c b/drivers/mfd/max8998.c
index a720f41..06ddf74 100644
--- a/drivers/mfd/max8998.c
+++ b/drivers/mfd/max8998.c
@@ -110,8 +110,6 @@ int max8998_update_reg(struct i2c_client *i2c, u8 reg, u8 val, u8 mask)
 		u8 old_val = ret & 0xff;
 		u8 new_val = (val & mask) | (old_val & (~mask));
 		ret = i2c_smbus_write_byte_data(i2c, reg, new_val);
-		if (ret >= 0)
-			ret = 0;
 	}
 	mutex_unlock(&max8998->iolock);
 	return ret;
-- 
1.7.2



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