[PATCH v2 2/3] device property: introduce fwnode_for_each_available_child_node_scoped()

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Add a scoped version of fwnode_for_each_available_child_node() following
the approach recently taken for other loops that handle child nodes like
for_each_child_of_node_scoped() or device_for_each_child_node_scoped(),
which are based on the __free() auto cleanup handler to remove the need
for fwnode_handle_put() on early loop exits.

Reviewed-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Reviewed-by: Sakari Ailus <sakari.ailus@xxxxxxxxxxxxxxx>
Signed-off-by: Javier Carrasco <javier.carrasco.cruz@xxxxxxxxx>
---
 include/linux/property.h | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/include/linux/property.h b/include/linux/property.h
index 61fc20e5f81f..bcc3dda5a9d8 100644
--- a/include/linux/property.h
+++ b/include/linux/property.h
@@ -168,6 +168,11 @@ struct fwnode_handle *fwnode_get_next_available_child_node(
 	for (child = fwnode_get_next_available_child_node(fwnode, NULL); child;\
 	     child = fwnode_get_next_available_child_node(fwnode, child))
 
+#define fwnode_for_each_available_child_node_scoped(fwnode, child)	\
+	for (struct fwnode_handle *child __free(fwnode_handle) =	\
+		fwnode_get_next_available_child_node(fwnode, NULL);	\
+	     child; child = fwnode_get_next_available_child_node(fwnode, child))
+
 struct fwnode_handle *device_get_next_child_node(const struct device *dev,
 						 struct fwnode_handle *child);
 

-- 
2.40.1





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