[PATCH] tty: serial: msm_serial: Add __maybe_unused to suspend/resume callbacks

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Annotate __maybe_unused, rather than wrapping these functions in checks
for CONFIG_PM_SLEEP.

Signed-off-by: Pascal Huerst <pascal.huerst@xxxxxxxxx>
---
 drivers/tty/serial/msm_serial.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/tty/serial/msm_serial.c b/drivers/tty/serial/msm_serial.c
index de0658d6df45..fd64a53b8809 100644
--- a/drivers/tty/serial/msm_serial.c
+++ b/drivers/tty/serial/msm_serial.c
@@ -1811,8 +1811,7 @@ static const struct of_device_id msm_match_table[] = {
 };
 MODULE_DEVICE_TABLE(of, msm_match_table);
 
-#ifdef CONFIG_PM_SLEEP
-static int msm_serial_suspend(struct device *dev)
+static int __maybe_unused msm_serial_suspend(struct device *dev)
 {
 	struct msm_port *port = dev_get_drvdata(dev);
 
@@ -1821,7 +1820,7 @@ static int msm_serial_suspend(struct device *dev)
 	return 0;
 }
 
-static int msm_serial_resume(struct device *dev)
+static int __maybe_unused msm_serial_resume(struct device *dev)
 {
 	struct msm_port *port = dev_get_drvdata(dev);
 
@@ -1829,7 +1828,6 @@ static int msm_serial_resume(struct device *dev)
 
 	return 0;
 }
-#endif /* CONFIG_PM_SLEEP */
 
 static const struct dev_pm_ops msm_serial_dev_pm_ops = {
 	SET_SYSTEM_SLEEP_PM_OPS(msm_serial_suspend, msm_serial_resume)
-- 
2.14.3

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