From: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
Make to_ext_attr() available to code that wants to reuse struct
dev_ext_attribute. While at it: make it into a static inline function.
Signed-off-by: Bartosz Golaszewski <bartosz.golaszewski@xxxxxxxxxx>
---
drivers/base/core.c | 2 --
include/linux/device.h | 6 ++++++
2 files changed, 6 insertions(+), 2 deletions(-)
diff --git a/drivers/base/core.c b/drivers/base/core.c
index 131d96c6090b..d51e7f05d15a 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -2459,8 +2459,6 @@ static const struct sysfs_ops dev_sysfs_ops = {
.store = dev_attr_store,
};
-#define to_ext_attr(x) container_of(x, struct dev_ext_attribute, attr)
-
ssize_t device_store_ulong(struct device *dev,
struct device_attribute *attr,
const char *buf, size_t size)
diff --git a/include/linux/device.h b/include/linux/device.h
index fc3bd7116ab9..f7957ec918a3 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -120,6 +120,12 @@ struct dev_ext_attribute {
void *var;
};
+static inline struct dev_ext_attribute *
+to_ext_attr(struct device_attribute *attr)
+{
+ return container_of(attr, struct dev_ext_attribute, attr);
+}
+
ssize_t device_show_ulong(struct device *dev, struct device_attribute *attr,
char *buf);
ssize_t device_store_ulong(struct device *dev, struct device_attribute *attr,
--
2.43.0
