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staging: typec: fusb302: reset i2c_busy state in error 

Fix reset of i2c_busy flag if an error occurs during the i2c block read.

Signed-off-by: Rui Miguel Silva <rmfrfs@gmail.com>
Acked-by: Yueyao Zhu <yueyao.zhu@gmail.com>
Reviewed-by: Guenter Roeck <linux@roeck-us.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Rui Miguel Silva 2017-05-12 21:16:14 +01:00 committed by Greg Kroah-Hartman
parent ca6e8cdbe1
commit f0d39a179b
1 changed files with 4 additions and 2 deletions
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6
drivers/staging/typec/fusb302/fusb302.c
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@ -365,13 +365,15 @@ static int fusb302_i2c_block_read(struct fusb302_chip *chip, u8 address,
if (ret < 0) {
fusb302_log(chip, "cannot block read 0x%02x, len=%d, ret=%d",
address, length, ret);
return ret;
goto done;
}
if (ret != length) {
fusb302_log(chip, "only read %d/%d bytes from 0x%02x",
ret, length, address);
return -EIO;
ret = -EIO;
}
done:
atomic_set(&chip->i2c_busy, 0);
return ret;