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| author |   Wei Yongjun <weiyongjun1@huawei.com> | 2019-11-06 14:33:09 +0000 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2019-11-06 21:19:59 -0800 |
| commit | b97fa0b54447107e572ac7ba6ad0f0fd64170104 (patch) | |
| tree | b7d570412f8d0f54e6aed08b3618885b17d5046f | |
| parent | tipc: eliminate the dummy packet in link synching (diff) | |
| download | linux-dev-b97fa0b54447107e572ac7ba6ad0f0fd64170104.tar.xz linux-dev-b97fa0b54447107e572ac7ba6ad0f0fd64170104.zip | |
ptp: ptp_clockmatrix: Fix missing unlock on error in idtcm_probe()
Add the missing unlock before return from function idtcm_probe()
in the error handling case.
Fixes: 3a6ba7dc7799 ("ptp: Add a ptp clock driver for IDT ClockMatrix.")
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Reviewed-by: Vincent Cheng <vincent.cheng.xh@renesas.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | drivers/ptp/ptp_clockmatrix.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/ptp/ptp_clockmatrix.c b/drivers/ptp/ptp_clockmatrix.c index cf5889b7d825..a5110b7b4ece 100644 --- a/drivers/ptp/ptp_clockmatrix.c +++ b/drivers/ptp/ptp_clockmatrix.c @@ -1294,8 +1294,10 @@ static int idtcm_probe(struct i2c_client *client, err = set_tod_write_overhead(idtcm); - if (err) + if (err) { + mutex_unlock(&idtcm->reg_lock); return err; + } err = idtcm_load_firmware(idtcm, &client->dev); |