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ipv6: Move xfrm_lookup() call down into icmp6_dst_alloc().

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And return error pointers.

Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David S. Miller
2011-12-06 17:04:13 -05:00
parent 8f0315190d
commit 87a115783e
4 changed files with 12 additions and 29 deletions
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18
net/ipv6/mcast.c
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@@ -1410,18 +1410,11 @@ static void mld_sendpack(struct sk_buff *skb)
csum_partial(skb_transport_header(skb),
mldlen, 0));
dst = icmp6_dst_alloc(skb->dev, NULL, &ipv6_hdr(skb)->daddr);
if (!dst) {
err = -ENOMEM;
goto err_out;
}
icmpv6_flow_init(net->ipv6.igmp_sk, &fl6, ICMPV6_MLD2_REPORT,
&ipv6_hdr(skb)->saddr, &ipv6_hdr(skb)->daddr,
skb->dev->ifindex);
dst = icmp6_dst_alloc(skb->dev, NULL, &fl6);
dst = xfrm_lookup(net, dst, flowi6_to_flowi(&fl6), NULL, 0);
err = 0;
if (IS_ERR(dst)) {
err = PTR_ERR(dst);
@@ -1785,17 +1778,10 @@ static void igmp6_send(struct in6_addr *addr, struct net_device *dev, int type)
rcu_read_lock();
idev = __in6_dev_get(skb->dev);
dst = icmp6_dst_alloc(skb->dev, NULL, &ipv6_hdr(skb)->daddr);
if (!dst) {
err = -ENOMEM;
goto err_out;
}
icmpv6_flow_init(sk, &fl6, type,
&ipv6_hdr(skb)->saddr, &ipv6_hdr(skb)->daddr,
skb->dev->ifindex);
dst = xfrm_lookup(net, dst, flowi6_to_flowi(&fl6), NULL, 0);
dst = icmp6_dst_alloc(skb->dev, NULL, &fl6);
if (IS_ERR(dst)) {
err = PTR_ERR(dst);
goto err_out;