netdev - [IPV6] NDISC: Fix thinko to control Router Preference support.

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Date:	Fri, 22 Jun 2007 15:15:27 +0900 (JST)
From:	YOSHIFUJI Hideaki / 吉藤英明 
	<yoshfuji@...ux-ipv6.org>
To:	davem@...emloft.net
Cc:	netdev@...r.kernel.org, yoshfuji@...ux-ipv6.org,
	haruhito@....keio.ac.jp
Subject: [IPV6] NDISC: Fix thinko to control Router Preference support.

Bug reported by Haruhito Watanabe <haruhito@....keio.ac.jp>.

This is also appropriate for -stable releases.

Signed-off-by: YOSHIFUJI Hideaki <yoshfuji@...ux-ipv6.org>
---
 net/ipv6/ndisc.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index d8b3645..0358e60 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -1062,7 +1062,7 @@ static void ndisc_router_discovery(struct sk_buff *skb)
 	pref = ra_msg->icmph.icmp6_router_pref;
 	/* 10b is handled as if it were 00b (medium) */
 	if (pref == ICMPV6_ROUTER_PREF_INVALID ||
-	    in6_dev->cnf.accept_ra_rtr_pref)
+	    !in6_dev->cnf.accept_ra_rtr_pref)
 		pref = ICMPV6_ROUTER_PREF_MEDIUM;
 #endif
 
-- 
1.5.1

-- 
YOSHIFUJI Hideaki @ USAGI Project  <yoshfuji@...ux-ipv6.org>
GPG-FP  : 9022 65EB 1ECF 3AD1 0BDF  80D8 4807 F894 E062 0EEA
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