USB: serial: allow custom multi-urb write bulk callbacks

Allow drivers to implement their own multi-urb write bulk callbacks as
we do for single urb writes.

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

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c
index 9756b5c22d94..be52c748bccb 100644
--- a/drivers/usb/serial/generic.c
+++ b/drivers/usb/serial/generic.c
@@ -217,7 +217,7 @@ static int usb_serial_multi_urb_write(struct tty_struct *tty,
                         usb_sndbulkpipe(port->serial->dev,
                                         port->bulk_out_endpointAddress),
                         buffer, towrite,
-                        usb_serial_generic_write_bulk_callback, port);
+                        port->serial->type->write_bulk_callback, port);
 
                 status = usb_submit_urb(urb, GFP_ATOMIC);
                 if (status) {