[PATCH v3 02/24] of: property: use unsigned int return on of_graph_get_endpoint_count()

[Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>]

The return type and the variable of of_graph_get_endpoint_count()
should be unsigned. Tidyup it.

Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@xxxxxxxxxxx>
---
 drivers/of/property.c    | 2 +-
 include/linux/of_graph.h | 4 ++--
 2 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/of/property.c b/drivers/of/property.c
index 4e879faa1710..25d73409aeee 100644
--- a/drivers/of/property.c
+++ b/drivers/of/property.c
@@ -817,7 +817,7 @@ EXPORT_SYMBOL(of_graph_get_remote_port);
  *
  * Return: count of endpoint of this device node
  */
-int of_graph_get_endpoint_count(const struct device_node *np)
+unsigned int of_graph_get_endpoint_count(const struct device_node *np)
 {
 	struct device_node *endpoint;
 	int num = 0;
diff --git a/include/linux/of_graph.h b/include/linux/of_graph.h
index 4d7756087b6b..a4bea62bfa29 100644
--- a/include/linux/of_graph.h
+++ b/include/linux/of_graph.h
@@ -41,7 +41,7 @@ struct of_endpoint {
 bool of_graph_is_present(const struct device_node *node);
 int of_graph_parse_endpoint(const struct device_node *node,
 				struct of_endpoint *endpoint);
-int of_graph_get_endpoint_count(const struct device_node *np);
+unsigned int of_graph_get_endpoint_count(const struct device_node *np);
 struct device_node *of_graph_get_port_by_id(struct device_node *node, u32 id);
 struct device_node *of_graph_get_next_endpoint(const struct device_node *parent,
 					struct device_node *previous);
@@ -68,7 +68,7 @@ static inline int of_graph_parse_endpoint(const struct device_node *node,
 	return -ENOSYS;
 }
 
-static inline int of_graph_get_endpoint_count(const struct device_node *np)
+static inline unsigned int of_graph_get_endpoint_count(const struct device_node *np)
 {
 	return 0;
 }
-- 
2.25.1