--- zzzz-none-000/linux-3.10.107/drivers/usb/serial/whiteheat.c	2017-06-27 09:49:32.000000000 +0000
+++ scorpion-7490-727/linux-3.10.107/drivers/usb/serial/whiteheat.c	2021-02-04 17:41:59.000000000 +0000
@@ -18,7 +18,6 @@
 
 #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>
@@ -319,12 +318,8 @@
 
 	command_info = kmalloc(sizeof(struct whiteheat_command_private),
 								GFP_KERNEL);
-	if (command_info == NULL) {
-		dev_err(&serial->dev->dev,
-			"%s: Out of memory for port structures\n",
-			serial->type->description);
+	if (!command_info)
 		goto no_command_private;
-	}
 
 	mutex_init(&command_info->mutex);
 	command_info->port_running = 0;
@@ -486,14 +481,12 @@
 	struct serial_struct serstruct;
 	void __user *user_arg = (void __user *)arg;
 
-	dev_dbg(&port->dev, "%s - cmd 0x%.4x\n", __func__, cmd);
-
 	switch (cmd) {
 	case TIOCGSERIAL:
 		memset(&serstruct, 0, sizeof(serstruct));
 		serstruct.type = PORT_16654;
-		serstruct.line = port->serial->minor;
-		serstruct.port = port->number;
+		serstruct.line = port->minor;
+		serstruct.port = port->port_number;
 		serstruct.flags = ASYNC_SKIP_TEST | ASYNC_AUTO_IRQ;
 		serstruct.xmit_fifo_size = kfifo_size(&port->write_fifo);
 		serstruct.custom_divisor = 0;
@@ -662,7 +655,7 @@
 {
 	struct whiteheat_simple open_command;
 
-	open_command.port = port->number - port->serial->minor + 1;
+	open_command.port = port->port_number + 1;
 	return firm_send_command(port, WHITEHEAT_OPEN,
 		(__u8 *)&open_command, sizeof(open_command));
 }
@@ -672,7 +665,7 @@
 {
 	struct whiteheat_simple close_command;
 
-	close_command.port = port->number - port->serial->minor + 1;
+	close_command.port = port->port_number + 1;
 	return firm_send_command(port, WHITEHEAT_CLOSE,
 			(__u8 *)&close_command, sizeof(close_command));
 }
@@ -685,7 +678,7 @@
 	struct whiteheat_port_settings port_settings;
 	unsigned int cflag = tty->termios.c_cflag;
 
-	port_settings.port = port->number - port->serial->minor + 1;
+	port_settings.port = port->port_number + 1;
 
 	/* get the byte size */
 	switch (cflag & CSIZE) {
@@ -762,7 +755,7 @@
 {
 	struct whiteheat_set_rdb rts_command;
 
-	rts_command.port = port->number - port->serial->minor + 1;
+	rts_command.port = port->port_number + 1;
 	rts_command.state = onoff;
 	return firm_send_command(port, WHITEHEAT_SET_RTS,
 			(__u8 *)&rts_command, sizeof(rts_command));
@@ -773,7 +766,7 @@
 {
 	struct whiteheat_set_rdb dtr_command;
 
-	dtr_command.port = port->number - port->serial->minor + 1;
+	dtr_command.port = port->port_number + 1;
 	dtr_command.state = onoff;
 	return firm_send_command(port, WHITEHEAT_SET_DTR,
 			(__u8 *)&dtr_command, sizeof(dtr_command));
@@ -784,7 +777,7 @@
 {
 	struct whiteheat_set_rdb break_command;
 
-	break_command.port = port->number - port->serial->minor + 1;
+	break_command.port = port->port_number + 1;
 	break_command.state = onoff;
 	return firm_send_command(port, WHITEHEAT_SET_BREAK,
 			(__u8 *)&break_command, sizeof(break_command));
@@ -795,7 +788,7 @@
 {
 	struct whiteheat_purge purge_command;
 
-	purge_command.port = port->number - port->serial->minor + 1;
+	purge_command.port = port->port_number + 1;
 	purge_command.what = rxtx;
 	return firm_send_command(port, WHITEHEAT_PURGE,
 			(__u8 *)&purge_command, sizeof(purge_command));
@@ -806,7 +799,7 @@
 {
 	struct whiteheat_simple get_dr_command;
 
-	get_dr_command.port = port->number - port->serial->minor + 1;
+	get_dr_command.port = port->port_number + 1;
 	return firm_send_command(port, WHITEHEAT_GET_DTR_RTS,
 			(__u8 *)&get_dr_command, sizeof(get_dr_command));
 }
@@ -816,7 +809,7 @@
 {
 	struct whiteheat_simple close_command;
 
-	close_command.port = port->number - port->serial->minor + 1;
+	close_command.port = port->port_number + 1;
 	return firm_send_command(port, WHITEHEAT_REPORT_TX_DONE,
 			(__u8 *)&close_command, sizeof(close_command));
 }