From: mtaylor <mtaylor@0192ed92-7a03-0410-a25b-9323aeb14dbd>
Date: Mon, 26 Nov 2007 06:38:21 +0000 (+0000)
Subject: Uninstall skb debug destructor when skb is passed up
X-Git-Url: http://git.ozo.com/?a=commitdiff_plain;h=573cc60660b29954f1542c42bd9994240a59e57b;p=madwifi%2F.git

Uninstall skb debug destructor when skb is passed up

git-svn-id: http://madwifi-project.org/svn/madwifi/trunk@2970 0192ed92-7a03-0410-a25b-9323aeb14dbd
---

diff --git a/net80211/ieee80211_skb.c b/net80211/ieee80211_skb.c
index 09daef4..ff186f6 100644
--- a/net80211/ieee80211_skb.c
+++ b/net80211/ieee80211_skb.c
@@ -332,10 +332,10 @@ untrack_skb(struct sk_buff *skb, int users_adjustment,
 	atomic_dec(&skb_total_counter);
 	atomic_dec(&skb_refs_counter);
 	SKB_CB(skb)->tracked = 0;
-	/* Install our debug destructor, chaining to the original... */
-	if (skb->destructor != skb_destructor) {
-		SKB_CB(skb)->next_destructor = skb->destructor;
-		skb->destructor = skb_destructor;
+	/* Uninstall our debug destructor, restoring any original... */
+	if (skb->destructor == skb_destructor) {
+		skb->destructor = SKB_CB(skb)->next_destructor;
+		SKB_CB(skb)->next_destructor = NULL;
 	}
 	print_skb_trackchange_message(skb, users_adjustment,
 				      func1, line1, func2, line2,