linux-kernel - [PATCH v2 18/45] drivers: tty: serial: sirfsoc_uart: use devm

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Date:   Thu, 14 Mar 2019 23:33:48 +0100
From:   "Enrico Weigelt, metux IT consult" <info@...ux.net>
To:     linux-kernel@...r.kernel.org
Cc:     gregkh@...uxfoundation.org, eric@...olt.net,
        stefan.wahren@...e.com, f.fainelli@...il.com, rjui@...adcom.com,
        sbranden@...adcom.com, bcm-kernel-feedback-list@...adcom.com,
        andriy.shevchenko@...ux.intel.com, vz@...ia.com,
        matthias.bgg@...il.com, yamada.masahiro@...ionext.com,
        tklauser@...tanz.ch, richard.genoud@...il.com,
        macro@...ux-mips.org, u.kleine-koenig@...gutronix.de,
        kernel@...gutronix.de, slemieux.tyco@...il.com,
        andy.gross@...aro.org, david.brown@...aro.org, shawnguo@...nel.org,
        s.hauer@...gutronix.de, festevam@...il.com, linux-imx@....com,
        baohua@...nel.org, jacmet@...site.dk, linux-serial@...r.kernel.org,
        linux-arm-msm@...r.kernel.org, linuxppc-dev@...ts.ozlabs.org
Subject: [PATCH v2 18/45] drivers: tty: serial: sirfsoc_uart: use devm_* functions

Use the safer devm versions of memory mapping functions.

Signed-off-by: Enrico Weigelt, metux IT consult <info@...ux.net>
---
 drivers/tty/serial/sirfsoc_uart.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/tty/serial/sirfsoc_uart.c b/drivers/tty/serial/sirfsoc_uart.c
index db2e08d..64ea1e7 100644
--- a/drivers/tty/serial/sirfsoc_uart.c
+++ b/drivers/tty/serial/sirfsoc_uart.c
@@ -1042,14 +1042,14 @@ static int sirfsoc_uart_request_port(struct uart_port *port)
 	struct sirfsoc_uart_port *sirfport = to_sirfport(port);
 	struct sirfsoc_uart_param *uart_param = &sirfport->uart_reg->uart_param;
 	void *ret;
-	ret = request_mem_region(port->mapbase,
+	ret = devm_request_mem_region(port->dev, port->mapbase,
 		SIRFUART_MAP_SIZE, uart_param->port_name);
 	return ret ? 0 : -EBUSY;
 }
 
 static void sirfsoc_uart_release_port(struct uart_port *port)
 {
-	release_mem_region(port->mapbase, SIRFUART_MAP_SIZE);
+	devm_release_mem_region(port->dev, port->mapbase, SIRFUART_MAP_SIZE);
 }
 
 static void sirfsoc_uart_config_port(struct uart_port *port, int flags)
-- 
1.9.1