USB: serial: generic driver is only for testing

Make some noise during probe to make sure the users
are aware of the intended purpose of this driver.

Signed-off-by: Bjørn Mork <bjorn@mork.no>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c
index 130a57351c69..846506f05e12 100644
--- a/drivers/usb/serial/usb-serial.c
+++ b/drivers/usb/serial/usb-serial.c
@@ -845,6 +845,8 @@ static int usb_serial_probe(struct usb_interface *interface,
                         module_put(type->driver.owner);
                         return -EIO;
                 }
+                dev_info(&interface->dev, "The \"generic\" usb-serial driver is only for testing and one-off prototypes.\n");
+                dev_info(&interface->dev, "Tell linux-usb@vger.kernel.org to add your device to a proper driver.\n");
         }
 #endif
         if (!num_ports) {