Patchwork [v2,41/45] drivers: tty: serial: timuart: use devm_* functions

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Submitter Enrico Weigelt, metux IT consult
Date March 14, 2019, 10:34 p.m.
Message ID <1552602855-26086-42-git-send-email-info@metux.net>
Download mbox | patch
Permalink /patch/749113/
State New
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Comments

Enrico Weigelt, metux IT consult - March 14, 2019, 10:34 p.m.
Use the safer devm versions of memory mapping functions.

Signed-off-by: Enrico Weigelt, metux IT consult <info@metux.net>
---
 drivers/tty/serial/men_z135_uart.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Patch

diff --git a/drivers/tty/serial/men_z135_uart.c b/drivers/tty/serial/men_z135_uart.c
index ef89534..349f70e 100644
--- a/drivers/tty/serial/men_z135_uart.c
+++ b/drivers/tty/serial/men_z135_uart.c
@@ -732,7 +732,7 @@  static void men_z135_release_port(struct uart_port *port)
 {
 	struct men_z135_port *uart = to_men_z135(port);
 
-	iounmap(port->membase);
+	devm_iounmap(port->dev, port->membase);
 	port->membase = NULL;
 
 	mcb_release_mem(uart->mem);
@@ -751,7 +751,7 @@  static int men_z135_request_port(struct uart_port *port)
 	port->mapbase = mem->start;
 	uart->mem = mem;
 
-	port->membase = ioremap(mem->start, resource_size(mem));
+	port->membase = devm_ioremap_resource(port->dev, mem);
 	if (port->membase == NULL) {
 		mcb_release_mem(mem);
 		return -ENOMEM;