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USB: serial: f81232: use devm_kzalloc for port data 

Use devm_kzalloc() to replace kzalloc() in port_probe().

Signed-off-by: Ji-Ze Hong (Peter Hong) <hpeter+linux_kernel@gmail.com>
Signed-off-by: Johan Hovold <johan@kernel.org>
This commit is contained in:
Ji-Ze Hong (Peter Hong) 2020-01-30 13:47:49 +08:00 committed by Johan Hovold
parent 98405f8103
commit c4b8f9713d
1 changed files with 1 additions and 12 deletions
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13
drivers/usb/serial/f81232.c
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@ -753,7 +753,7 @@ static int f81232_port_probe(struct usb_serial_port *port)
{
struct f81232_private *priv;
priv = kzalloc(sizeof(*priv), GFP_KERNEL);
priv = devm_kzalloc(&port->dev, sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
@ -769,16 +769,6 @@ static int f81232_port_probe(struct usb_serial_port *port)
return 0;
}
static int f81232_port_remove(struct usb_serial_port *port)
{
struct f81232_private *priv;
priv = usb_get_serial_port_data(port);
kfree(priv);
return 0;
}
static int f81232_suspend(struct usb_serial *serial, pm_message_t message)
{
struct usb_serial_port *port = serial->port[0];
@ -838,7 +828,6 @@ static struct usb_serial_driver f81232_device = {
.process_read_urb = f81232_process_read_urb,
.read_int_callback = f81232_read_int_callback,
.port_probe = f81232_port_probe,
.port_remove = f81232_port_remove,
.suspend = f81232_suspend,
.resume = f81232_resume,
};