Patchwork [v2,42/45] drivers: tty: serial: sa1100: use devm_* functions

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Submitter Enrico Weigelt, metux IT consult
Date March 14, 2019, 10:34 p.m.
Message ID <1552602855-26086-43-git-send-email-info@metux.net>
Download mbox | patch
Permalink /patch/749109/
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/sa1100.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

Patch

diff --git a/drivers/tty/serial/sa1100.c b/drivers/tty/serial/sa1100.c
index a399772b..3aa20a2 100644
--- a/drivers/tty/serial/sa1100.c
+++ b/drivers/tty/serial/sa1100.c
@@ -522,7 +522,7 @@  static void sa1100_release_port(struct uart_port *port)
 	struct sa1100_port *sport =
 		container_of(port, struct sa1100_port, port);
 
-	release_mem_region(sport->port.mapbase, UART_PORT_SIZE);
+	devm_release_mem_region(port->dev, sport->port.mapbase, UART_PORT_SIZE);
 }
 
 /*
@@ -533,7 +533,7 @@  static int sa1100_request_port(struct uart_port *port)
 	struct sa1100_port *sport =
 		container_of(port, struct sa1100_port, port);
 
-	return request_mem_region(sport->port.mapbase, UART_PORT_SIZE,
+	return devm_request_mem_region(port->dev, port->mapbase, UART_PORT_SIZE,
 			"sa11x0-uart") != NULL ? 0 : -EBUSY;
 }