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[XFRM]: Always release dst_entry on error in xfrm_lookup

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Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Patrick McHardy
2005-09-08 15:11:55 -07:00
committed by David S. Miller
parent cf0b450cd5
commit e104411b82
9 changed files with 18 additions and 48 deletions
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16
net/ipv6/ndisc.c
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@@ -447,10 +447,8 @@ static void ndisc_send_na(struct net_device *dev, struct neighbour *neigh,
return;
err = xfrm_lookup(&dst, &fl, NULL, 0);
if (err < 0) {
dst_release(dst);
if (err < 0)
return;
}
if (inc_opt) {
if (dev->addr_len)
@@ -539,10 +537,8 @@ void ndisc_send_ns(struct net_device *dev, struct neighbour *neigh,
return;
err = xfrm_lookup(&dst, &fl, NULL, 0);
if (err < 0) {
dst_release(dst);
if (err < 0)
return;
}
len = sizeof(struct icmp6hdr) + sizeof(struct in6_addr);
send_llinfo = dev->addr_len && !ipv6_addr_any(saddr);
@@ -616,10 +612,8 @@ void ndisc_send_rs(struct net_device *dev, struct in6_addr *saddr,
return;
err = xfrm_lookup(&dst, &fl, NULL, 0);
if (err < 0) {
dst_release(dst);
if (err < 0)
return;
}
len = sizeof(struct icmp6hdr);
if (dev->addr_len)
@@ -1353,10 +1347,8 @@ void ndisc_send_redirect(struct sk_buff *skb, struct neighbour *neigh,
return;
err = xfrm_lookup(&dst, &fl, NULL, 0);
if (err) {
dst_release(dst);
if (err)
return;
}
rt = (struct rt6_info *) dst;