diff options
| author | Sachin Kamat <sachin.kamat@linaro.org> | 2013-04-29 16:20:30 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-04-29 18:28:35 -0700 |
| commit | d1a9663964d3520435f887ba6a15b98d8a6ac312 (patch) | |
| tree | cb401ab83b2882372982a7ad578abafe6a00e163 | |
| parent | 0529bf4673a05ca688fa42a14917069278d88103 (diff) | |
| download | linux-d1a9663964d3520435f887ba6a15b98d8a6ac312.tar.bz2 | |
drivers/rtc/rtc-ds1374.c: use devm_* APIs
devm_* functions are device managed and make cleanup code simpler.
Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Cc: Scott Wood <scottwood@freescale.com>
Cc: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
| -rw-r--r-- | drivers/rtc/rtc-ds1374.c | 25 |
1 files changed, 7 insertions, 18 deletions
diff --git a/drivers/rtc/rtc-ds1374.c b/drivers/rtc/rtc-ds1374.c index 67cd1e3e77a5..94366e12f40f 100644 --- a/drivers/rtc/rtc-ds1374.c +++ b/drivers/rtc/rtc-ds1374.c @@ -347,7 +347,7 @@ static int ds1374_probe(struct i2c_client *client, struct ds1374 *ds1374; int ret; - ds1374 = kzalloc(sizeof(struct ds1374), GFP_KERNEL); + ds1374 = devm_kzalloc(&client->dev, sizeof(struct ds1374), GFP_KERNEL); if (!ds1374) return -ENOMEM; @@ -359,36 +359,27 @@ static int ds1374_probe(struct i2c_client *client, ret = ds1374_check_rtc_status(client); if (ret) - goto out_free; + return ret; if (client->irq > 0) { - ret = request_irq(client->irq, ds1374_irq, 0, + ret = devm_request_irq(&client->dev, client->irq, ds1374_irq, 0, "ds1374", client); if (ret) { dev_err(&client->dev, "unable to request IRQ\n"); - goto out_free; + return ret; } device_set_wakeup_capable(&client->dev, 1); } - ds1374->rtc = rtc_device_register(client->name, &client->dev, + ds1374->rtc = devm_rtc_device_register(&client->dev, client->name, &ds1374_rtc_ops, THIS_MODULE); if (IS_ERR(ds1374->rtc)) { - ret = PTR_ERR(ds1374->rtc); dev_err(&client->dev, "unable to register the class device\n"); - goto out_irq; + return PTR_ERR(ds1374->rtc); } return 0; - -out_irq: - if (client->irq > 0) - free_irq(client->irq, client); - -out_free: - kfree(ds1374); - return ret; } static int ds1374_remove(struct i2c_client *client) @@ -400,12 +391,10 @@ static int ds1374_remove(struct i2c_client *client) ds1374->exiting = 1; mutex_unlock(&ds1374->mutex); - free_irq(client->irq, client); + devm_free_irq(&client->dev, client->irq, client); cancel_work_sync(&ds1374->work); } - rtc_device_unregister(ds1374->rtc); - kfree(ds1374); return 0; } |