Otherwise link errors "multiple definition of `iio_dev_attr_mode'"
are reported when compile multiple different iio drivers with the
same attribute name.
Signed-off-by: Sonic Zhang <sonic.adi@xxxxxxxxx>
---
drivers/staging/iio/sysfs.h | 6 +++---
1 files changed, 3 insertions(+), 3 deletions(-)
diff --git a/drivers/staging/iio/sysfs.h b/drivers/staging/iio/sysfs.h
index e501e13..39d207e 100644
--- a/drivers/staging/iio/sysfs.h
+++ b/drivers/staging/iio/sysfs.h
@@ -95,16 +95,16 @@ struct iio_const_attr {
.val2 = _val2 }
#define IIO_DEVICE_ATTR(_name, _mode, _show, _store, _addr) \
- struct iio_dev_attr iio_dev_attr_##_name \
+ static struct iio_dev_attr iio_dev_attr_##_name \
= IIO_ATTR(_name, _mode, _show, _store, _addr)
#define IIO_DEVICE_ATTR_2(_name, _mode, _show, _store, _addr, _val2) \
- struct iio_dev_attr iio_dev_attr_##_name \
+ static struct iio_dev_attr iio_dev_attr_##_name \
= IIO_ATTR_2(_name, _mode, _show, _store, _addr, _val2)
#define IIO_CONST_ATTR(_name, _string) \
- struct iio_const_attr iio_const_attr_##_name \
+ static struct iio_const_attr iio_const_attr_##_name \
= { .string = _string, \
.dev_attr = __ATTR(_name, S_IRUGO, iio_read_const_attr, NULL)}
--
1.6.0
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