From aa4dcf5bec80501933c6935f50f438594823c614 Mon Sep 17 00:00:00 2001 From: Jingoo Han Date: Wed, 20 Feb 2013 18:31:26 +0900 Subject: [PATCH] mfd: da903x: Use devm_*() functions Use devm_*() functions to make cleanup paths more simple. Signed-off-by: Jingoo Han Signed-off-by: Samuel Ortiz --- drivers/mfd/da903x.c | 19 ++++++------------- 1 file changed, 6 insertions(+), 13 deletions(-) diff --git a/drivers/mfd/da903x.c b/drivers/mfd/da903x.c index 05176cd2862b..f1a316e0d6a6 100644 --- a/drivers/mfd/da903x.c +++ b/drivers/mfd/da903x.c @@ -499,7 +499,8 @@ static int da903x_probe(struct i2c_client *client, unsigned int tmp; int ret; - chip = kzalloc(sizeof(struct da903x_chip), GFP_KERNEL); + chip = devm_kzalloc(&client->dev, sizeof(struct da903x_chip), + GFP_KERNEL); if (chip == NULL) return -ENOMEM; @@ -515,33 +516,27 @@ static int da903x_probe(struct i2c_client *client, ret = chip->ops->init_chip(chip); if (ret) - goto out_free_chip; + return ret; /* mask and clear all IRQs */ chip->events_mask = 0xffffffff; chip->ops->mask_events(chip, chip->events_mask); chip->ops->read_events(chip, &tmp); - ret = request_irq(client->irq, da903x_irq_handler, + ret = devm_request_irq(&client->dev, client->irq, da903x_irq_handler, IRQF_TRIGGER_FALLING, "da903x", chip); if (ret) { dev_err(&client->dev, "failed to request irq %d\n", client->irq); - goto out_free_chip; + return ret; } ret = da903x_add_subdevs(chip, pdata); if (ret) - goto out_free_irq; + return ret; return 0; - -out_free_irq: - free_irq(client->irq, chip); -out_free_chip: - kfree(chip); - return ret; } static int da903x_remove(struct i2c_client *client) @@ -549,8 +544,6 @@ static int da903x_remove(struct i2c_client *client) struct da903x_chip *chip = i2c_get_clientdata(client); da903x_remove_subdevs(chip); - free_irq(client->irq, chip); - kfree(chip); return 0; }