[PATCH 04/30] iio: magnetometer: hmc5843: 'hmc5843_pm_ops' is unused in 1 of 3 files including hmc5843_core.h
Lee Jones
lee.jones at linaro.org
Fri Jul 17 12:55:12 EDT 2020
We know that it's okay for 'hmc5843_pm_ops' to be unused here.
Fixes the following W=1 kernel build warning(s):
In file included from include/linux/device.h:25,
from include/linux/iio/iio.h:10,
from drivers/iio/magnetometer/hmc5843_core.c:16:
drivers/iio/magnetometer/hmc5843.h:55:26: warning: ‘hmc5843_pm_ops’ defined but not used [-Wunused-const-variable=]
55 | static SIMPLE_DEV_PM_OPS(hmc5843_pm_ops,
| ^~~~~~~~~~~~~~
include/linux/pm.h:354:25: note: in definition of macro ‘SIMPLE_DEV_PM_OPS’
354 | const struct dev_pm_ops name = { | ^~~~
Cc: Josef Gajdusek <atx at atx.name>
Signed-off-by: Lee Jones <lee.jones at linaro.org>
---
drivers/iio/magnetometer/hmc5843.h | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/iio/magnetometer/hmc5843.h b/drivers/iio/magnetometer/hmc5843.h
index b0dee87a8b20e..3f6c0b6629415 100644
--- a/drivers/iio/magnetometer/hmc5843.h
+++ b/drivers/iio/magnetometer/hmc5843.h
@@ -52,9 +52,9 @@ int hmc5843_common_suspend(struct device *dev);
int hmc5843_common_resume(struct device *dev);
#ifdef CONFIG_PM_SLEEP
-static SIMPLE_DEV_PM_OPS(hmc5843_pm_ops,
- hmc5843_common_suspend,
- hmc5843_common_resume);
+static __maybe_unused SIMPLE_DEV_PM_OPS(hmc5843_pm_ops,
+ hmc5843_common_suspend,
+ hmc5843_common_resume);
#define HMC5843_PM_OPS (&hmc5843_pm_ops)
#else
#define HMC5843_PM_OPS NULL
--
2.25.1
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