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NFC: fdp: Convert to use devres API 

It looks like there are two leftovers, at least one of which can leak
the resource (IRQ).

Convert both places to use managed variants of the functions.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
hifive-unleashed-5.1
Andy Shevchenko 2017-06-19 13:08:50 +03:00 committed by Samuel Ortiz
parent 8597c0920d
commit 7b9fcda91e
2 changed files with 9 additions and 16 deletions
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15
drivers/nfc/fdp/fdp.c
View File

@ -749,11 +749,9 @@ int fdp_nci_probe(struct fdp_i2c_phy *phy, struct nfc_phy_ops *phy_ops,
u32 protocols;
int r;
info = kzalloc(sizeof(struct fdp_nci_info), GFP_KERNEL);
if (!info) {
r = -ENOMEM;
goto err_info_alloc;
}
info = devm_kzalloc(dev, sizeof(struct fdp_nci_info), GFP_KERNEL);
if (!info)
return -ENOMEM;
info->phy = phy;
info->phy_ops = phy_ops;
@ -775,8 +773,7 @@ int fdp_nci_probe(struct fdp_i2c_phy *phy, struct nfc_phy_ops *phy_ops,
tx_tailroom);
if (!ndev) {
nfc_err(dev, "Cannot allocate nfc ndev\n");
r = -ENOMEM;
goto err_alloc_ndev;
return -ENOMEM;
}
r = nci_register_device(ndev);
@ -792,9 +789,6 @@ int fdp_nci_probe(struct fdp_i2c_phy *phy, struct nfc_phy_ops *phy_ops,
err_regdev:
nci_free_device(ndev);
err_alloc_ndev:
kfree(info);
err_info_alloc:
return r;
}
EXPORT_SYMBOL(fdp_nci_probe);
@ -808,7 +802,6 @@ void fdp_nci_remove(struct nci_dev *ndev)
nci_unregister_device(ndev);
nci_free_device(ndev);
kfree(info);
}
EXPORT_SYMBOL(fdp_nci_remove);

10
drivers/nfc/fdp/i2c.c
View File

@ -303,8 +303,7 @@ static int fdp_nci_i2c_probe(struct i2c_client *client)
return -ENODEV;
}
phy = devm_kzalloc(dev, sizeof(struct fdp_i2c_phy),
GFP_KERNEL);
phy = devm_kzalloc(dev, sizeof(struct fdp_i2c_phy), GFP_KERNEL);
if (!phy)
return -ENOMEM;
@ -312,9 +311,10 @@ static int fdp_nci_i2c_probe(struct i2c_client *client)
phy->next_read_size = FDP_NCI_I2C_MIN_PAYLOAD;
i2c_set_clientdata(client, phy);
r = request_threaded_irq(client->irq, NULL, fdp_nci_i2c_irq_thread_fn,
IRQF_TRIGGER_RISING | IRQF_ONESHOT,
FDP_I2C_DRIVER_NAME, phy);
r = devm_request_threaded_irq(dev, client->irq,
NULL, fdp_nci_i2c_irq_thread_fn,
IRQF_TRIGGER_RISING | IRQF_ONESHOT,
FDP_I2C_DRIVER_NAME, phy);
if (r < 0) {
nfc_err(&client->dev, "Unable to register IRQ handler\n");