USB: io_ti: move port initialisation to probe

Move port initialisation code from open to probe where it belongs.

Signed-off-by: Johan Hovold <jhovold@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c
index f48e90a222e8b467760f8d33ea7c2eb1aad17e63..9c18f5985c8dbb73c0e4ba1b7eac8f8630eae53e 100644 (file)
--- a/drivers/usb/serial/io_ti.c
+++ b/drivers/usb/serial/io_ti.c
@@ -1729,22 +1729,6 @@ static int edge_open(struct tty_struct *tty, struct usb_serial_port *port)
                return -ENODEV;
 
        port_number = port->port_number;
-       switch (port_number) {
-       case 0:
-               edge_port->uart_base = UMPMEM_BASE_UART1;
-               edge_port->dma_address = UMPD_OEDB1_ADDRESS;
-               break;
-       case 1:
-               edge_port->uart_base = UMPMEM_BASE_UART2;
-               edge_port->dma_address = UMPD_OEDB2_ADDRESS;
-               break;
-       default:
-               dev_err(&port->dev, "Unknown port number!!!\n");
-               return -ENODEV;
-       }
-
-       dev_dbg(&port->dev, "%s - port_number = %d, uart_base = %04x, dma_address = %04x\n",
-               __func__, port_number, edge_port->uart_base, edge_port->dma_address);
 
        dev = port->serial->dev;
 
@@ -2451,18 +2435,40 @@ static int edge_port_probe(struct usb_serial_port *port)
        edge_port->edge_serial = usb_get_serial_data(port->serial);
        edge_port->bUartMode = default_uart_mode;
 
+       switch (port->port_number) {
+       case 0:
+               edge_port->uart_base = UMPMEM_BASE_UART1;
+               edge_port->dma_address = UMPD_OEDB1_ADDRESS;
+               break;
+       case 1:
+               edge_port->uart_base = UMPMEM_BASE_UART2;
+               edge_port->dma_address = UMPD_OEDB2_ADDRESS;
+               break;
+       default:
+               dev_err(&port->dev, "unknown port number\n");
+               ret = -ENODEV;
+               goto err;
+       }
+
+       dev_dbg(&port->dev,
+               "%s - port_number = %d, uart_base = %04x, dma_address = %04x\n",
+               __func__, port->port_number, edge_port->uart_base,
+               edge_port->dma_address);
+
        usb_set_serial_port_data(port, edge_port);
 
        ret = edge_create_sysfs_attrs(port);
-       if (ret) {
-               kfree(edge_port);
-               return ret;
-       }
+       if (ret)
+               goto err;
 
        port->port.closing_wait = msecs_to_jiffies(closing_wait * 10);
        port->port.drain_delay = 1;
 
        return 0;
+err:
+       kfree(edge_port);
+
+       return ret;
 }
 
 static int edge_port_remove(struct usb_serial_port *port)