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USB: iuu_phoenix: fix sysfs-attribute creation

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Make sure sysfs attributes are created at port probe.

A recent patch ("USB: iuu_phoenix: fix port-data memory leak") removed
the sysfs-attribute creation by mistake.

Reported-by: Yuanhan Liu <yuanhan.liu@intel.com>
Cc: <stable@vger.kernel.org>
Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Johan Hovold 2012-10-18 10:52:17 +02:00 committed by Greg Kroah-Hartman
parent bf90ff5f3b
commit 0978c94999
1 changed files with 12 additions and 2 deletions
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14
drivers/usb/serial/iuu_phoenix.c
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@ -53,6 +53,8 @@ static int iuu_cardout;
static bool xmas;
static int vcc_default = 5;
static int iuu_create_sysfs_attrs(struct usb_serial_port *port);
static int iuu_remove_sysfs_attrs(struct usb_serial_port *port);
static void read_rxcmd_callback(struct urb *urb);
struct iuu_private {
@ -75,6 +77,7 @@ struct iuu_private {
static int iuu_port_probe(struct usb_serial_port *port)
{
struct iuu_private *priv;
int ret;
priv = kzalloc(sizeof(struct iuu_private), GFP_KERNEL);
if (!priv)
@ -99,6 +102,14 @@ static int iuu_port_probe(struct usb_serial_port *port)
usb_set_serial_port_data(port, priv);
ret = iuu_create_sysfs_attrs(port);
if (ret) {
kfree(priv->writebuf);
kfree(priv->buf);
kfree(priv);
return ret;
}
return 0;
}
@ -106,6 +117,7 @@ static int iuu_port_remove(struct usb_serial_port *port)
{
struct iuu_private *priv = usb_get_serial_port_data(port);
iuu_remove_sysfs_attrs(port);
kfree(priv->writebuf);
kfree(priv->buf);
kfree(priv);
@ -1197,8 +1209,6 @@ static struct usb_serial_driver iuu_device = {
.num_ports = 1,
.bulk_in_size = 512,
.bulk_out_size = 512,
.port_probe = iuu_create_sysfs_attrs,
.port_remove = iuu_remove_sysfs_attrs,
.open = iuu_open,
.close = iuu_close,
.write = iuu_uart_write,