From: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Date: Fri, 23 Mar 2012 22:02:14 +0000 (-0700)
Subject: prio_tree: remove unnecessary code in prio_tree_replace
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=f42240d729b97a01e863b8c24177ec4e54885357;p=GitHub%2Fexynos8895%2Fandroid_kernel_samsung_universal8895.git

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>
---

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;