linux-kernel - [PATCH tip/core/rcu 4/4] netfilter: Fix list_entry

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Date:	Tue, 12 May 2015 15:46:27 -0700
From:	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
To:	linux-kernel@...r.kernel.org
Cc:	mingo@...nel.org, laijs@...fujitsu.com, dipankar@...ibm.com,
	akpm@...ux-foundation.org, mathieu.desnoyers@...icios.com,
	josh@...htriplett.org, tglx@...utronix.de, peterz@...radead.org,
	rostedt@...dmis.org, dhowells@...hat.com, edumazet@...gle.com,
	dvhart@...ux.intel.com, fweisbec@...il.com, oleg@...hat.com,
	bobby.prani@...il.com, Patrick Marlier <patrick.marlier@...il.com>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>
Subject: [PATCH tip/core/rcu 4/4] netfilter: Fix list_entry_rcu usage

From: Patrick Marlier <patrick.marlier@...il.com>

Signed-off-by: Patrick Marlier <patrick.marlier@...il.com>
Signed-off-by: Paul E. McKenney <paulmck@...ux.vnet.ibm.com>
---
 net/netfilter/core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/netfilter/core.c b/net/netfilter/core.c
index e6163017c42d..ad70195929a4 100644
--- a/net/netfilter/core.c
+++ b/net/netfilter/core.c
@@ -166,7 +166,7 @@ int nf_hook_slow(struct sk_buff *skb, struct nf_hook_state *state)
 	/* We may already have this, but read-locks nest anyway */
 	rcu_read_lock();
 
-	elem = list_entry_rcu(&nf_hooks[state->pf][state->hook],
+	elem = list_entry_rcu(nf_hooks[state->pf][state->hook].next,
 			      struct nf_hook_ops, list);
 next_hook:
 	verdict = nf_iterate(&nf_hooks[state->pf][state->hook], skb, state,
-- 
1.8.1.5

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