From: Nikolay Balandin <nbalan...@dev.rtsoft.ru>
Use devm_kzalloc() to make cleanup paths simpler.
Signed-off-by: Nikolay Balandin <nbalan...@dev.rtsoft.ru>
---
drivers/gpio/gpio-sx150x.c | 13 +++++--------
1 file changed, 5 insertions(+), 8 deletions(-)
diff --git a/drivers/gpio/gpio-sx150x.c b/drivers/gpio/gpio-sx150x.c
index 796b6c4..17c67be 100644
--- a/drivers/gpio/gpio-sx150x.c
+++ b/drivers/gpio/gpio-sx150x.c
@@ -591,18 +591,19 @@ static int sx150x_probe(struct i2c_client *client,
if (!i2c_check_functionality(client->adapter, i2c_funcs))
return -ENOSYS;
- chip = kzalloc(sizeof(struct sx150x_chip), GFP_KERNEL);
+ chip = devm_kzalloc(&client->dev,
+ sizeof(struct sx150x_chip), GFP_KERNEL);
if (!chip)
return -ENOMEM;
sx150x_init_chip(chip, client, id->driver_data, pdata);
rc = sx150x_init_hw(chip, pdata);
if (rc < 0)
- goto probe_fail_pre_gpiochip_add;
+ return rc;
rc = gpiochip_add(&chip->gpio_chip);
- if (rc < 0)
- goto probe_fail_pre_gpiochip_add;
+ if (rc)
+ return rc;
if (pdata->irq_summary >= 0) {
rc = sx150x_install_irq_chip(chip,
@@ -617,8 +618,6 @@ static int sx150x_probe(struct i2c_client *client,
return 0;
probe_fail_post_gpiochip_add:
WARN_ON(gpiochip_remove(&chip->gpio_chip) < 0);
-probe_fail_pre_gpiochip_add:
- kfree(chip);
return rc;
}
@@ -635,8 +634,6 @@ static int sx150x_remove(struct i2c_client *client)
if (chip->irq_summary >= 0)
sx150x_remove_irq_chip(chip);
- kfree(chip);
-
return 0;
}
--
1.7.9.5
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