diff options
Diffstat (limited to 'drivers/net/dsa/mv88e6xxx')
| -rw-r--r-- | drivers/net/dsa/mv88e6xxx/ptp.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/net/dsa/mv88e6xxx/ptp.c b/drivers/net/dsa/mv88e6xxx/ptp.c index ea17231dc34e..56391e09b325 100644 --- a/drivers/net/dsa/mv88e6xxx/ptp.c +++ b/drivers/net/dsa/mv88e6xxx/ptp.c @@ -182,6 +182,10 @@ static void mv88e6352_tai_event_work(struct work_struct *ugly) mv88e6xxx_reg_lock(chip); err = mv88e6xxx_tai_write(chip, MV88E6XXX_TAI_EVENT_STATUS, status[0]); mv88e6xxx_reg_unlock(chip); + if (err) { + dev_err(chip->dev, "failed to write TAI status register\n"); + return; + } /* This is an external timestamp */ ev.type = PTP_CLOCK_EXTTS; |