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inet: Pass inetpeer root into inet_getpeer*() interfaces.

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Otherwise we reference potentially non-existing members when
ipv6 is disabled.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2012-06-09 19:12:36 -07:00
parent 8b51b064a6
commit c0efc887dc
5 changed files with 11 additions and 18 deletions
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2
net/ipv6/route.c
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@@ -306,7 +306,7 @@ void rt6_bind_peer(struct rt6_info *rt, int create)
struct net *net = dev_net(rt->dst.dev);
struct inet_peer *peer;
peer = inet_getpeer_v6(net, &rt->rt6i_dst.addr, create);
peer = inet_getpeer_v6(net->ipv6.peers, &rt->rt6i_dst.addr, create);
if (peer && cmpxchg(&rt->rt6i_peer, NULL, peer) != NULL)
inet_putpeer(peer);
else