From f42240d729b97a01e863b8c24177ec4e54885357 Mon Sep 17 00:00:00 2001
From: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Date: Fri, 23 Mar 2012 15:02:14 -0700
Subject: [PATCH] prio_tree: remove unnecessary code in prio_tree_replace

Remove the code since 'node' has already been initialized in the begin of
the function

Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 lib/prio_tree.c | 1 -
 1 file changed, 1 deletion(-)

diff --git a/lib/prio_tree.c b/lib/prio_tree.c
index ccfd850b0dec..423eba80478b 100644
--- a/lib/prio_tree.c
+++ b/lib/prio_tree.c
@@ -151,7 +151,6 @@ struct prio_tree_node *prio_tree_replace(struct prio_tree_root *root,
 		 * We can reduce root->index_bits here. However, it is complex
 		 * and does not help much to improve performance (IMO).
 		 */
-		node->parent = node;
 		root->prio_tree_node = node;
 	} else {
 		node->parent = old->parent;
-- 
2.20.1