Consolidate of_get_parent

This requires creating dummy of_node_{get,put} routines for sparc and
sparc64.  It also adds a read_lock around the parent accesses.

Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Acked-by: Paul Mackerras <paulus@samba.org>
Acked-by: David S. Miller <davem@davemloft.net>

1 files changed, 0 insertions, 13 deletions

diff --git a/arch/sparc/kernel/prom.c b/arch/sparc/kernel/prom.c
index 0f5aab4326b3..b37871578087 100644
--- a/arch/sparc/kernel/prom.c
+++ b/arch/sparc/kernel/prom.c
@@ -29,19 +29,6 @@ static struct device_node *allnodes;
 
 extern rwlock_t devtree_lock;   /* temporary while merging */
 
-struct device_node *of_get_parent(const struct device_node *node)
-{
-        struct device_node *np;
-
-        if (!node)
-                return NULL;
-
-        np = node->parent;
-
-        return np;
-}
-EXPORT_SYMBOL(of_get_parent);
-
 struct device_node *of_get_next_child(const struct device_node *node,
         struct device_node *prev)
 {