From d2f21461de09012424d362a13eb7bffdc671618f Mon Sep 17 00:00:00 2001 From: Beomho Seo Date: Mon, 13 Oct 2014 11:46:26 +0900 Subject: input: keyboard: mcs_touchkey:Convert to devm_* managed functions Tis patch use the devm_* managed functions to allocate resources. Change-Id: I9351869922b481a6791ca98f6dd3328d84424906 Signed-off-by: Beomho Seo --- drivers/input/keyboard/mcs_touchkey.c | 27 +++++++++++---------------- 1 file changed, 11 insertions(+), 16 deletions(-) diff --git a/drivers/input/keyboard/mcs_touchkey.c b/drivers/input/keyboard/mcs_touchkey.c index 9668d3e1be8..86f55b67749 100644 --- a/drivers/input/keyboard/mcs_touchkey.c +++ b/drivers/input/keyboard/mcs_touchkey.c @@ -174,14 +174,14 @@ static int mcs_touchkey_probe(struct i2c_client *client, return PTR_ERR(pdata); } - data = kzalloc(sizeof(struct mcs_touchkey_data) + + data = devm_kzalloc(&client->dev, sizeof(struct mcs_touchkey_data) + sizeof(data->keycodes[0]) * (pdata->key_maxval + 1), GFP_KERNEL); - input_dev = input_allocate_device(); + input_dev = devm_input_allocate_device(&client->dev); if (!data || !input_dev) { dev_err(&client->dev, "Failed to allocate memory\n"); error = -ENOMEM; - goto err_free_mem; + return error; } data->client = client; @@ -204,7 +204,7 @@ static int mcs_touchkey_probe(struct i2c_client *client, if (fw_ver < 0) { error = fw_ver; dev_err(&client->dev, "i2c read error[%d]\n", error); - goto err_free_mem; + return error; } dev_info(&client->dev, "Firmware version: %d\n", fw_ver); @@ -237,27 +237,22 @@ static int mcs_touchkey_probe(struct i2c_client *client, data->poweron(true); } - error = request_threaded_irq(client->irq, NULL, mcs_touchkey_interrupt, - IRQF_TRIGGER_FALLING | IRQF_ONESHOT, - client->dev.driver->name, data); + error = devm_request_threaded_irq(&client->dev, client->irq, NULL, + mcs_touchkey_interrupt, + IRQF_TRIGGER_FALLING | IRQF_ONESHOT, + client->dev.driver->name, data); if (error) { dev_err(&client->dev, "Failed to register interrupt\n"); - goto err_free_mem; + return error; } error = input_register_device(input_dev); if (error) - goto err_free_irq; + return error; i2c_set_clientdata(client, data); - return 0; -err_free_irq: - free_irq(client->irq, data); -err_free_mem: - input_free_device(input_dev); - kfree(data); - return error; + return 0; } static int mcs_touchkey_remove(struct i2c_client *client) -- cgit v1.2.3