Patchwork [v2,13/45] drivers: tty: serial: 21285: use devm_* functions

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Submitter Enrico Weigelt, metux IT consult
Date March 14, 2019, 10:33 p.m.
Message ID <1552602855-26086-14-git-send-email-info@metux.net>
Download mbox | patch
Permalink /patch/749167/
State New
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Comments

Enrico Weigelt, metux IT consult - March 14, 2019, 10:33 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/21285.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

Patch

diff --git a/drivers/tty/serial/21285.c b/drivers/tty/serial/21285.c
index 32b3acf..4ce2de2 100644
--- a/drivers/tty/serial/21285.c
+++ b/drivers/tty/serial/21285.c
@@ -305,12 +305,13 @@  static const char *serial21285_type(struct uart_port *port)
 
 static void serial21285_release_port(struct uart_port *port)
 {
-	release_mem_region(port->mapbase, 32);
+	devm_release_mem_region(port->dev, port->mapbase, 32);
 }
 
 static int serial21285_request_port(struct uart_port *port)
 {
-	return request_mem_region(port->mapbase, 32, serial21285_name)
+	return devm_request_mem_region(port->dev, port->mapbase,
+				       32, serial21285_name)
 			 != NULL ? 0 : -EBUSY;
 }