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mfd: Remove unneeded ret value checking for max8998 register updates 

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@gmail.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Axel Lin 2010-10-22 08:30:26 +08:00 committed by Samuel Ortiz
parent 1558b51eb7
commit 25d9507147
1 changed files with 0 additions and 2 deletions
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2
drivers/mfd/max8998.c
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@ -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;