[PATCH] of: fix a build error to f_graph_get_endpoint_by_regs function

[Inki Dae]

This patch fixes the below build error reported by Stephen,
	https://lkml.org/lkml/2015/6/22/665

To fix the error, this patch declares of_graph_get_endpoint_by_regs function
with "static inline".

Signed-off-by: Inki Dae <inki.dae at samsung.com>
---
 include/linux/of_graph.h |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/include/linux/of_graph.h b/include/linux/of_graph.h
index 1c1d5b9..f8bcd0e 100644
--- a/include/linux/of_graph.h
+++ b/include/linux/of_graph.h
@@ -71,7 +71,7 @@ static inline struct device_node *of_graph_get_next_endpoint(
 	return NULL;
 }
 
-struct device_node *of_graph_get_endpoint_by_regs(
+static inline struct device_node *of_graph_get_endpoint_by_regs(
 		const struct device_node *parent, int port_reg, int reg)
 {
 	return NULL;
-- 
1.7.9.5