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| author | Jingoo Han <jg1.han@samsung.com> | 2013-04-29 16:20:50 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-04-29 18:28:38 -0700 |
| commit | 4ad21183da64a27fbe4bb547ae385ad1ff912690 (patch) | |
| tree | aadcf9b4598eec1ce4ae4fe6a554a0a5a20266ab | |
| parent | d6fbdc34c2eb7ad1309eaf83ead60dabf6e85352 (diff) | |
| download | lwn-4ad21183da64a27fbe4bb547ae385ad1ff912690.tar.gz lwn-4ad21183da64a27fbe4bb547ae385ad1ff912690.zip | |
rtc: rtc-pcf8583: use devm_*() functions
Use devm_*() functions to make cleanup paths simpler.
Signed-off-by: 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-pcf8583.c | 24 |
1 files changed, 7 insertions, 17 deletions
diff --git a/drivers/rtc/rtc-pcf8583.c b/drivers/rtc/rtc-pcf8583.c index 5f97c61247d5..95886dcf4a39 100644 --- a/drivers/rtc/rtc-pcf8583.c +++ b/drivers/rtc/rtc-pcf8583.c @@ -268,39 +268,29 @@ static int pcf8583_probe(struct i2c_client *client, const struct i2c_device_id *id) { struct pcf8583 *pcf8583; - int err; if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C)) return -ENODEV; - pcf8583 = kzalloc(sizeof(struct pcf8583), GFP_KERNEL); + pcf8583 = devm_kzalloc(&client->dev, sizeof(struct pcf8583), + GFP_KERNEL); if (!pcf8583) return -ENOMEM; i2c_set_clientdata(client, pcf8583); - pcf8583->rtc = rtc_device_register(pcf8583_driver.driver.name, - &client->dev, &pcf8583_rtc_ops, THIS_MODULE); + pcf8583->rtc = devm_rtc_device_register(&client->dev, + pcf8583_driver.driver.name, + &pcf8583_rtc_ops, THIS_MODULE); - if (IS_ERR(pcf8583->rtc)) { - err = PTR_ERR(pcf8583->rtc); - goto exit_kfree; - } + if (IS_ERR(pcf8583->rtc)) + return PTR_ERR(pcf8583->rtc); return 0; - -exit_kfree: - kfree(pcf8583); - return err; } static int pcf8583_remove(struct i2c_client *client) { - struct pcf8583 *pcf8583 = i2c_get_clientdata(client); - - if (pcf8583->rtc) - rtc_device_unregister(pcf8583->rtc); - kfree(pcf8583); return 0; } |