--- zzzz-none-000/linux-3.10.107/drivers/usb/serial/digi_acceleport.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/drivers/usb/serial/digi_acceleport.c	2021-02-04 17:41:59.000000000 +0000
@@ -17,7 +17,6 @@
 
 #include <linux/kernel.h>
 #include <linux/errno.h>
-#include <linux/init.h>
 #include <linux/slab.h>
 #include <linux/tty.h>
 #include <linux/tty_driver.h>
@@ -835,7 +834,6 @@
 			arg |= DIGI_OUTPUT_FLOW_CONTROL_CTS;
 		} else {
 			arg &= ~DIGI_OUTPUT_FLOW_CONTROL_CTS;
-			tty->hw_stopped = 0;
 		}
 
 		buf[i++] = DIGI_CMD_SET_OUTPUT_FLOW_CONTROL;
@@ -1323,11 +1321,7 @@
 
 static int digi_port_probe(struct usb_serial_port *port)
 {
-	unsigned port_num;
-
-	port_num = port->number - port->serial->minor;
-
-	return digi_port_init(port, port_num);
+	return digi_port_init(port, port->port_number);
 }
 
 static int digi_port_remove(struct usb_serial_port *port)
@@ -1528,15 +1522,11 @@
 			if (val & DIGI_READ_INPUT_SIGNALS_CTS) {
 				priv->dp_modem_signals |= TIOCM_CTS;
 				/* port must be open to use tty struct */
-				if (rts) {
-					tty->hw_stopped = 0;
+				if (rts)
 					tty_port_tty_wakeup(&port->port);
-				}
 			} else {
 				priv->dp_modem_signals &= ~TIOCM_CTS;
 				/* port must be open to use tty struct */
-				if (rts)
-					tty->hw_stopped = 1;
 			}
 			if (val & DIGI_READ_INPUT_SIGNALS_DSR)
 				priv->dp_modem_signals |= TIOCM_DSR;