mfd: aat2870: Use use devm_*() functions
Use devm_*() functions to make cleanup paths more simple.
Signed-off-by: Jingoo Han <jg1.han@samsung.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
diff --git a/drivers/mfd/aat2870-core.c b/drivers/mfd/aat2870-core.c
index f1beb49..dfdb0a2 100644
--- a/drivers/mfd/aat2870-core.c
+++ b/drivers/mfd/aat2870-core.c
@@ -367,12 +367,12 @@
int i, j;
int ret = 0;
- aat2870 = kzalloc(sizeof(struct aat2870_data), GFP_KERNEL);
+ aat2870 = devm_kzalloc(&client->dev, sizeof(struct aat2870_data),
+ GFP_KERNEL);
if (!aat2870) {
dev_err(&client->dev,
"Failed to allocate memory for aat2870\n");
- ret = -ENOMEM;
- goto out;
+ return -ENOMEM;
}
aat2870->dev = &client->dev;
@@ -400,12 +400,12 @@
aat2870->init(aat2870);
if (aat2870->en_pin >= 0) {
- ret = gpio_request_one(aat2870->en_pin, GPIOF_OUT_INIT_HIGH,
- "aat2870-en");
+ ret = devm_gpio_request_one(&client->dev, aat2870->en_pin,
+ GPIOF_OUT_INIT_HIGH, "aat2870-en");
if (ret < 0) {
dev_err(&client->dev,
"Failed to request GPIO %d\n", aat2870->en_pin);
- goto out_kfree;
+ return ret;
}
}
@@ -436,11 +436,6 @@
out_disable:
aat2870_disable(aat2870);
- if (aat2870->en_pin >= 0)
- gpio_free(aat2870->en_pin);
-out_kfree:
- kfree(aat2870);
-out:
return ret;
}
@@ -452,11 +447,8 @@
mfd_remove_devices(aat2870->dev);
aat2870_disable(aat2870);
- if (aat2870->en_pin >= 0)
- gpio_free(aat2870->en_pin);
if (aat2870->uninit)
aat2870->uninit(aat2870);
- kfree(aat2870);
return 0;
}