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path: root/drivers/usb/serial/f81534.c
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Diffstat (limited to 'drivers/usb/serial/f81534.c')
-rw-r--r--drivers/usb/serial/f81534.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/drivers/usb/serial/f81534.c b/drivers/usb/serial/f81534.c
index 8282a6a18fee..22f23a429a95 100644
--- a/drivers/usb/serial/f81534.c
+++ b/drivers/usb/serial/f81534.c
@@ -1237,6 +1237,7 @@ static int f81534_attach(struct usb_serial *serial)
static int f81534_port_probe(struct usb_serial_port *port)
{
struct f81534_port_private *port_priv;
+ int ret;
port_priv = devm_kzalloc(&port->dev, sizeof(*port_priv), GFP_KERNEL);
if (!port_priv)
@@ -1246,10 +1247,11 @@ static int f81534_port_probe(struct usb_serial_port *port)
mutex_init(&port_priv->mcr_mutex);
/* Assign logic-to-phy mapping */
- port_priv->phy_num = f81534_logic_to_phy_port(port->serial, port);
- if (port_priv->phy_num < 0 || port_priv->phy_num >= F81534_NUM_PORT)
- return -ENODEV;
+ ret = f81534_logic_to_phy_port(port->serial, port);
+ if (ret < 0)
+ return ret;
+ port_priv->phy_num = ret;
usb_set_serial_port_data(port, port_priv);
dev_dbg(&port->dev, "%s: port_number: %d, phy_num: %d\n", __func__,
port->port_number, port_priv->phy_num);