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path: root/drivers/rtc/rtc-pcf8563.c
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Diffstat (limited to 'drivers/rtc/rtc-pcf8563.c')
-rw-r--r--drivers/rtc/rtc-pcf8563.c28
1 files changed, 7 insertions, 21 deletions
diff --git a/drivers/rtc/rtc-pcf8563.c b/drivers/rtc/rtc-pcf8563.c
index f7daf18a112..97b354a26a4 100644
--- a/drivers/rtc/rtc-pcf8563.c
+++ b/drivers/rtc/rtc-pcf8563.c
@@ -245,14 +245,13 @@ static int pcf8563_probe(struct i2c_client *client,
{
struct pcf8563 *pcf8563;
- int err = 0;
-
dev_dbg(&client->dev, "%s\n", __func__);
if (!i2c_check_functionality(client->adapter, I2C_FUNC_I2C))
return -ENODEV;
- pcf8563 = kzalloc(sizeof(struct pcf8563), GFP_KERNEL);
+ pcf8563 = devm_kzalloc(&client->dev, sizeof(struct pcf8563),
+ GFP_KERNEL);
if (!pcf8563)
return -ENOMEM;
@@ -260,31 +259,18 @@ static int pcf8563_probe(struct i2c_client *client,
i2c_set_clientdata(client, pcf8563);
- pcf8563->rtc = rtc_device_register(pcf8563_driver.driver.name,
- &client->dev, &pcf8563_rtc_ops, THIS_MODULE);
+ pcf8563->rtc = devm_rtc_device_register(&client->dev,
+ pcf8563_driver.driver.name,
+ &pcf8563_rtc_ops, THIS_MODULE);
- if (IS_ERR(pcf8563->rtc)) {
- err = PTR_ERR(pcf8563->rtc);
- goto exit_kfree;
- }
+ if (IS_ERR(pcf8563->rtc))
+ return PTR_ERR(pcf8563->rtc);
return 0;
-
-exit_kfree:
- kfree(pcf8563);
-
- return err;
}
static int pcf8563_remove(struct i2c_client *client)
{
- struct pcf8563 *pcf8563 = i2c_get_clientdata(client);
-
- if (pcf8563->rtc)
- rtc_device_unregister(pcf8563->rtc);
-
- kfree(pcf8563);
-
return 0;
}