[media] v4l: of: Return an int in v4l2_of_parse_endpoint()

When CONFIG_OF is not defined the v4l2_of_parse_endpoint() function is
defined as a stub that returns -ENOSYS. Make the real function return an
integer as well to be able to differentiate between the two cases.

Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Acked-by: Sylwester Nawrocki <s.nawrocki@samsung.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/include/media/v4l2-of.h b/include/media/v4l2-of.h
index 3a8a84124b44..3480cd00d5c1 100644
--- a/include/media/v4l2-of.h
+++ b/include/media/v4l2-of.h
@@ -72,8 +72,8 @@ struct v4l2_of_endpoint {
 };
 
 #ifdef CONFIG_OF
-void v4l2_of_parse_endpoint(const struct device_node *node,
-                                struct v4l2_of_endpoint *link);
+int v4l2_of_parse_endpoint(const struct device_node *node,
+                           struct v4l2_of_endpoint *endpoint);
 struct device_node *v4l2_of_get_next_endpoint(const struct device_node *parent,
                                         struct device_node *previous);
 struct device_node *v4l2_of_get_remote_port_parent(