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Subject[PATCH 06/12] parport: Convert to use managed functions pcim_* and devm_*
Date
From: Andy Shevchenko <andriy.shevchenko@linux.intel.com>

This makes the error handling much more simpler than open-coding everything
and in addition makes the probe function smaller an tidier.

Tested-by: Nikola Ciprich <nikola.ciprich@linuxbox.cz>
Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Sudip Mukherjee <sudipm.mukherjee@gmail.com>
---
drivers/parport/parport_serial.c | 15 +++++----------
1 file changed, 5 insertions(+), 10 deletions(-)

diff --git a/drivers/parport/parport_serial.c b/drivers/parport/parport_serial.c
index d0a5bc5..050eeb0 100644
--- a/drivers/parport/parport_serial.c
+++ b/drivers/parport/parport_serial.c
@@ -620,27 +620,23 @@ static int parport_serial_pci_probe(struct pci_dev *dev,
struct parport_serial_private *priv;
int err;

- priv = kzalloc (sizeof *priv, GFP_KERNEL);
+ priv = devm_kzalloc(&dev->dev, sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
+
pci_set_drvdata (dev, priv);

- err = pci_enable_device (dev);
- if (err) {
- kfree (priv);
+ err = pcim_enable_device(dev);
+ if (err)
return err;
- }

- if (parport_register (dev, id)) {
- kfree (priv);
+ if (parport_register(dev, id))
return -ENODEV;
- }

if (serial_register (dev, id)) {
int i;
for (i = 0; i < priv->num_par; i++)
parport_pc_unregister_port (priv->port[i]);
- kfree (priv);
return -ENODEV;
}

@@ -660,7 +656,6 @@ static void parport_serial_pci_remove(struct pci_dev *dev)
for (i = 0; i < priv->num_par; i++)
parport_pc_unregister_port (priv->port[i]);

- kfree (priv);
return;
}

--
2.7.4
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