netdev - [PATCH 2/7] netfilter: nfnetlink_queue: fix incorrect initialization of copy range field

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Message-Id: <1363776574-4766-3-git-send-email-pablo@netfilter.org>
Date:	Wed, 20 Mar 2013 11:49:29 +0100
From:	pablo@...filter.org
To:	netfilter-devel@...r.kernel.org
Cc:	davem@...emloft.net, netdev@...r.kernel.org
Subject: [PATCH 2/7] netfilter: nfnetlink_queue: fix incorrect initialization of copy range field

From: Pablo Neira Ayuso <pablo@...filter.org>

2^16 = 0xffff, not 0xfffff (note the extra 'f'). Not dangerous since you
adjust it to min_t(data_len, skb->len) just after on.

Reported-by: Eric Dumazet <eric.dumazet@...il.com>
Signed-off-by: Pablo Neira Ayuso <pablo@...filter.org>
---
 net/netfilter/nfnetlink_queue_core.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/netfilter/nfnetlink_queue_core.c b/net/netfilter/nfnetlink_queue_core.c
index 858fd52..1cb4854 100644
--- a/net/netfilter/nfnetlink_queue_core.c
+++ b/net/netfilter/nfnetlink_queue_core.c
@@ -112,7 +112,7 @@ instance_create(u_int16_t queue_num, int portid)
 	inst->queue_num = queue_num;
 	inst->peer_portid = portid;
 	inst->queue_maxlen = NFQNL_QMAX_DEFAULT;
-	inst->copy_range = 0xfffff;
+	inst->copy_range = 0xffff;
 	inst->copy_mode = NFQNL_COPY_NONE;
 	spin_lock_init(&inst->lock);
 	INIT_LIST_HEAD(&inst->queue_list);
-- 
1.7.10.4

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