USB: serial: ch341: make the reset_resume callback actually work.

I hooked up the wrong callback in my previous patch, this should fix it.
Reported-by: NAlan Stern <stern@rowland.harvard.edu>
Cc: Johan Hovold <jhovold@gmail.com>
Cc: Rusty Russell <rusty@rustcorp.com.au>
Cc: Mauro Carvalho Chehab <mchehab@redhat.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/usb/serial/ch341.c

@@ -607,7 +607,7 @@ static struct usb_serial_driver ch341_device = {
 	.tiocmset          = ch341_tiocmset,
 	.read_int_callback = ch341_read_int_callback,
 	.attach            = ch341_attach,
-	.resume            = ch341_reset_resume,
+	.reset_resume      = ch341_reset_resume,
 };
 
 static struct usb_serial_driver * const serial_drivers[] = {