From: Sven Eckelmann <sven@narfation.org>
Date: Wed, 26 Aug 2015 08:31:50 +0000 (+0200)
Subject: batman-adv: Use chain pointer when purging fragments
X-Git-Tag: v4.14-rc1~3609^2~468^2~2
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=01f6b5c76a68e294e90a040c651adb90126e802d;p=platform%2Fkernel%2Flinux-rpi.git

batman-adv: Use chain pointer when purging fragments

The chain pointer was already created in batadv_frag_purge_orig to make the
checks more readable. Just use the chain pointer everywhere instead of
having the same dereference + array access in the most lines of this
function.

Signed-off-by: Sven Eckelmann <sven@narfation.org>
Acked-by: Martin Hundebøll <martin@hundeboll.net>
Signed-off-by: Marek Lindner <mareklindner@neomailbox.ch>
Signed-off-by: Antonio Quartulli <antonio@meshcoding.com>
---

diff --git a/net/batman-adv/fragmentation.c b/net/batman-adv/fragmentation.c
index 700c96c..20d9282 100644
--- a/net/batman-adv/fragmentation.c
+++ b/net/batman-adv/fragmentation.c
@@ -71,14 +71,14 @@ void batadv_frag_purge_orig(struct batadv_orig_node *orig_node,
 
 	for (i = 0; i < BATADV_FRAG_BUFFER_COUNT; i++) {
 		chain = &orig_node->fragments[i];
-		spin_lock_bh(&orig_node->fragments[i].lock);
+		spin_lock_bh(&chain->lock);
 
 		if (!check_cb || check_cb(chain)) {
-			batadv_frag_clear_chain(&orig_node->fragments[i].head);
-			orig_node->fragments[i].size = 0;
+			batadv_frag_clear_chain(&chain->head);
+			chain->size = 0;
 		}
 
-		spin_unlock_bh(&orig_node->fragments[i].lock);
+		spin_unlock_bh(&chain->lock);
 	}
 }