[PATCH] Staging: board: Add identifier for 'of_find_all_nodes'

[Vatika Harlalka <vatikaharlalka@gmail.com>]

This patch fixes sparse errors for this driver related to
identifiers and casting for of_find_all_nodes in linux/of.h library.

Signed-off-by: Vatika Harlalka <vatikaharlalka@gmail.com>
---
 drivers/staging/board/board.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/staging/board/board.c b/drivers/staging/board/board.c
index d5a6abc..666e000 100644
--- a/drivers/staging/board/board.c
+++ b/drivers/staging/board/board.c
@@ -5,6 +5,7 @@
 #include <linux/of_address.h>
 #include "board.h"
 
+extern struct device_node *of_find_all_nodes(struct device_node *prev);
 static bool find_by_address(u64 base_address)
 {
 	struct device_node *dn = of_find_all_nodes(NULL);
-- 
1.9.1