Received-SPF: pass (google.com: best guess record for domain of linux-kernel-owner@vger.kernel.org designates 209.132.180.67 as permitted sender) client-ip=209.132.180.67;
From:   "Enrico Weigelt, metux IT consult" <info@metux.net>
To:     linux-kernel@vger.kernel.org
Cc:     gregkh@linuxfoundation.org, eric@anholt.net,
        stefan.wahren@i2se.com, f.fainelli@gmail.com, rjui@broadcom.com,
        sbranden@broadcom.com, bcm-kernel-feedback-list@broadcom.com,
        andriy.shevchenko@linux.intel.com, vz@mleia.com,
        matthias.bgg@gmail.com, yamada.masahiro@socionext.com,
        tklauser@distanz.ch, richard.genoud@gmail.com,
        macro@linux-mips.org, u.kleine-koenig@pengutronix.de,
        kernel@pengutronix.de, slemieux.tyco@gmail.com,
        andy.gross@linaro.org, david.brown@linaro.org, shawnguo@kernel.org,
        s.hauer@pengutronix.de, festevam@gmail.com, linux-imx@nxp.com,
        baohua@kernel.org, jacmet@sunsite.dk, linux-serial@vger.kernel.org,
        linux-arm-msm@vger.kernel.org, linuxppc-dev@lists.ozlabs.org
Subject: [PATCH v2 20/45] drivers: tty: serial: msm_serial: use devm_* functions
Date:   Thu, 14 Mar 2019 23:33:50 +0100
Message-Id: <1552602855-26086-21-git-send-email-info@metux.net>
In-Reply-To: <1552602855-26086-1-git-send-email-info@metux.net>
References: <1552602855-26086-1-git-send-email-info@metux.net>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

Use the safer devm versions of memory mapping functions.

Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
---
 drivers/tty/serial/msm_serial.c | 13 ++++++++-----
 1 file changed, 8 insertions(+), 5 deletions(-)

diff --git a/drivers/tty/serial/msm_serial.c b/drivers/tty/serial/msm_serial.c
index 1090960..e8e0c87 100644
--- a/drivers/tty/serial/msm_serial.c
+++ b/drivers/tty/serial/msm_serial.c
@@ -1324,8 +1324,8 @@ static void msm_release_port(struct uart_port *port)
 		return;
 	size = resource_size(uart_resource);
 
-	release_mem_region(port->mapbase, size);
-	iounmap(port->membase);
+	devm_release_mem_region(port->dev, port->mapbase, size);
+	devm_iounmap(port->dev, port->membase);
 	port->membase = NULL;
 }
 
@@ -1342,10 +1342,13 @@ static int msm_request_port(struct uart_port *port)
 
 	size = resource_size(uart_resource);
 
-	if (!request_mem_region(port->mapbase, size, "msm_serial"))
+	if (!devm_request_mem_region(port->dev,
+				     port->mapbase,
+				     size,
+				     "msm_serial"))
 		return -EBUSY;
 
-	port->membase = ioremap(port->mapbase, size);
+	port->membase = ioremap(port->dev, port->mapbase, size);
 	if (!port->membase) {
 		ret = -EBUSY;
 		goto fail_release_port;
@@ -1354,7 +1357,7 @@ static int msm_request_port(struct uart_port *port)
 	return 0;
 
 fail_release_port:
-	release_mem_region(port->mapbase, size);
+	devm_release_mem_region(port->dev, port->mapbase, size);
 	return ret;
 }
 
-- 
1.9.1