parport: Don't shadow error codes in ->probe()

When ->probe() calls helper functions return theirs error codes
instead of shadowing them.

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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Andy Shevchenko 2018-02-07 19:47:54 +00:00 committed by Greg Kroah-Hartman
parent ad8ce834bf
commit 96edf5376e

View File

@ -539,12 +539,10 @@ static int serial_register(struct pci_dev *dev, const struct pci_device_id *id)
struct serial_private *serial;
board = &pci_parport_serial_boards[id->driver_data];
if (board->num_ports == 0)
return 0;
serial = pciserial_init_ports(dev, board);
if (IS_ERR(serial))
return PTR_ERR(serial);
@ -630,14 +628,16 @@ static int parport_serial_pci_probe(struct pci_dev *dev,
if (err)
return err;
if (parport_register(dev, id))
return -ENODEV;
err = parport_register(dev, id);
if (err)
return err;
if (serial_register (dev, id)) {
err = serial_register(dev, id);
if (err) {
int i;
for (i = 0; i < priv->num_par; i++)
parport_pc_unregister_port (priv->port[i]);
return -ENODEV;
return err;
}
return 0;