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rtc: rtc-isl12022: use devm_*() functions

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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>
This commit is contained in:
Jingoo Han 2013-04-29 16:20:41 -07:00 committed by Linus Torvalds
parent c54a52e3a8
commit dc831f9768
1 changed files with 7 additions and 22 deletions
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29
drivers/rtc/rtc-isl12022.c
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@ -252,12 +252,11 @@ static int isl12022_probe(struct i2c_client *client,
{
struct isl12022 *isl12022;
int ret = 0;
if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C))
return -ENODEV;
isl12022 = kzalloc(sizeof(struct isl12022), GFP_KERNEL);
isl12022 = devm_kzalloc(&client->dev, sizeof(struct isl12022),
GFP_KERNEL);
if (!isl12022)
return -ENOMEM;
@ -265,31 +264,17 @@ static int isl12022_probe(struct i2c_client *client,
i2c_set_clientdata(client, isl12022);
isl12022->rtc = rtc_device_register(isl12022_driver.driver.name,
&client->dev,
&isl12022_rtc_ops,
THIS_MODULE);
if (IS_ERR(isl12022->rtc)) {
ret = PTR_ERR(isl12022->rtc);
goto exit_kfree;
}
isl12022->rtc = devm_rtc_device_register(&client->dev,
isl12022_driver.driver.name,
&isl12022_rtc_ops, THIS_MODULE);
if (IS_ERR(isl12022->rtc))
return PTR_ERR(isl12022->rtc);
return 0;
exit_kfree:
kfree(isl12022);
return ret;
}
static int isl12022_remove(struct i2c_client *client)
{
struct isl12022 *isl12022 = i2c_get_clientdata(client);
rtc_device_unregister(isl12022->rtc);
kfree(isl12022);
return 0;
}