Merge branch 'spi/merge' of git://git.secretlab.ca/git/linux-2.6

[pandora-kernel.git] / drivers / usb / serial / usb-serial.c

diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c
index 6954de5..546a521 100644 (file)
--- a/drivers/usb/serial/usb-serial.c
+++ b/drivers/usb/serial/usb-serial.c
@@ -1344,11 +1344,15 @@ int usb_serial_register(struct usb_serial_driver *driver)
                return -ENODEV;
 
        fixup_generic(driver);
-       if (driver->usb_driver)
-               driver->usb_driver->supports_autosuspend = 1;
 
        if (!driver->description)
                driver->description = driver->driver.name;
+       if (!driver->usb_driver) {
+               WARN(1, "Serial driver %s has no usb_driver\n",
+                               driver->description);
+               return -EINVAL;
+       }
+       driver->usb_driver->supports_autosuspend = 1;
 
        /* Add this device to our list of devices */
        mutex_lock(&table_lock);