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leds: lp3944: Fix return value

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Return the value obtained from i2c_smbus_read_byte_data() instead of
-EINVAL. Silences the following smatch warning:
drivers/leds/leds-lp3944.c:89 lp3944_reg_read() info:
why not propagate 'tmp' from i2c_smbus_read_byte_data() instead of -22?

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: Bryan Wu <cooloney@gmail.com>
This commit is contained in:
Sachin Kamat 2012-11-20 01:59:02 -08:00 committed by Bryan Wu
parent 5ebab74a71
commit 4401e48737
1 changed files with 1 additions and 1 deletions
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drivers/leds/leds-lp3944.c
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@ -86,7 +86,7 @@ static int lp3944_reg_read(struct i2c_client *client, u8 reg, u8 *value)
tmp = i2c_smbus_read_byte_data(client, reg);
if (tmp < 0)
return -EINVAL;
return tmp;
*value = tmp;