[PATCH v2 14/45] drivers: tty: serial: vr41xx_siu: use devm_* functions

[Enrico Weigelt, metux IT consult]

Use the safer devm versions of memory mapping functions.

Signed-off-by: Enrico Weigelt, metux IT consult <i...@metux.net>
---
 drivers/tty/serial/vr41xx_siu.c | 11 +++++++----
 1 file changed, 7 insertions(+), 4 deletions(-)

diff --git a/drivers/tty/serial/vr41xx_siu.c b/drivers/tty/serial/vr41xx_siu.c
index 6d106e3..3f69603 100644
--- a/drivers/tty/serial/vr41xx_siu.c
+++ b/drivers/tty/serial/vr41xx_siu.c
@@ -617,12 +617,12 @@ static void siu_release_port(struct uart_port *port)
        unsigned long size;
 
        if (port->flags & UPF_IOREMAP) {
-               iounmap(port->membase);
+               devm_iounmap(port->dev, port->membase);
                port->membase = NULL;
        }
 
        size = siu_port_size(port);
-       release_mem_region(port->mapbase, size);
+       devm_release_mem_region(port->dev, port->mapbase, size);
 }
 
 static int siu_request_port(struct uart_port *port)
@@ -631,12 +631,15 @@ static int siu_request_port(struct uart_port *port)
        struct resource *res;
 
        size = siu_port_size(port);
-       res = request_mem_region(port->mapbase, size, siu_type_name(port));
+       res = devm_request_mem_region(port->dev,
+                                     port->mapbase,
+                                     size,
+                                     siu_type_name(port));
        if (res == NULL)
                return -EBUSY;
 
        if (port->flags & UPF_IOREMAP) {
-               port->membase = ioremap(port->mapbase, size);
+               port->membase = devm_ioremap(port->dev, port->mapbase, size);
                if (port->membase == NULL) {
                        release_resource(res);
                        return -ENOMEM;
-- 
1.9.1