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NFC: pn544: Switch to devm_acpi_dev_add_driver_gpios()

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Switch to use managed variant of acpi_dev_add_driver_gpios() to simplify
error path and fix potentially wrong assignment if ->probe() fails.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Andy Shevchenko 2017-06-19 13:08:46 +03:00 committed by Samuel Ortiz
parent e33a3f84f8
commit 99f2064e15
1 changed files with 1 additions and 2 deletions
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3
drivers/nfc/pn544/i2c.c
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@ -904,7 +904,7 @@ static int pn544_hci_i2c_probe(struct i2c_client *client,
phy->i2c_dev = client;
i2c_set_clientdata(client, phy);
r = acpi_dev_add_driver_gpios(ACPI_COMPANION(dev), acpi_pn544_gpios);
r = devm_acpi_dev_add_driver_gpios(dev, acpi_pn544_gpios);
if (r)
dev_dbg(dev, "Unable to add GPIO mapping table\n");
@ -958,7 +958,6 @@ static int pn544_hci_i2c_remove(struct i2c_client *client)
if (phy->powered)
pn544_hci_i2c_disable(phy);
acpi_dev_remove_driver_gpios(ACPI_COMPANION(&client->dev));
return 0;
}