serial: altera_uart: call iounmap() at driver remove

tklauser · gregkh · commit 59fe2cc8b1c3 · 2017-05-25T14:36:37.000+02:00
The driver calls ioremap() in the probe function but doesn't call iounmap() in the remove function correspondingly. Do so now. Follow commit 5c9d6ab ("serial: altera_jtaguart: adding iounmap()") Cc: Alexey Khoroshilov <khoroshilov@ispras.ru> Signed-off-by: Tobias Klauser <tklauser@distanz.ch> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
diff --git a/drivers/tty/serial/altera_uart.c b/drivers/tty/serial/altera_uart.c
@@ -615,6 +615,7 @@ static int altera_uart_remove(struct platform_device *pdev)
 	if (port) {
 		uart_remove_one_port(&altera_uart_driver, port);
 		port->mapbase = 0;
+		iounmap(port->membase);
 	}
 
 	return 0;

Original file line number	Diff line number	Diff line change
`@@ -615,6 +615,7 @@ static int altera_uart_remove(struct platform_device *pdev)`
`615`	`615`	`if (port) {`
`616`	`616`	`uart_remove_one_port(&altera_uart_driver, port);`
`617`	`617`	`port->mapbase = 0;`
	`618`	`+ iounmap(port->membase);`
`618`	`619`	`}`
`619`	`620`
`620`	`621`	`return 0;`