USB: usb_serial_console: fix command line parsing

Currently usb serial console support ignores the device and always use
ttyUSB0.

Signed-off-by: Aristeu Rozanski <arozansk@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/usb/serial/console.c b/drivers/usb/serial/console.c
index 0362654d3b52e8aa53453c6cb499a8d247a9f8b2..72ab3bbf0f2efcbca2b3d2b8042875d5a6183c93 100644 (file)
--- a/drivers/usb/serial/console.c
+++ b/drivers/usb/serial/console.c
@@ -133,11 +133,14 @@ static int usb_console_setup(struct console *co, char *options)
        }
        co->cflag = cflag;
 
-       /* grab the first serial port that happens to be connected */
-       serial = usb_serial_get_by_index(0);
+       /*
+        * no need to check the index here: if the index is wrong, console
+        * code won't call us
+        */
+       serial = usb_serial_get_by_index(co->index);
        if (serial == NULL) {
                /* no device is connected yet, sorry :( */
-               err ("No USB device connected to ttyUSB0");
+               err ("No USB device connected to ttyUSB%i", co->index);
                return -ENODEV;
        }