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| author | Patrick McHardy <kaber@trash.net> | 2005-09-08 15:11:55 -0700 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2005-09-08 15:11:55 -0700 |
| commit | e104411b82f5c4d19752c335492036abdbf5880d (patch) | |
| tree | 03f26f98685689ab6bfa47d5bdbb6730f64bfadb /net/ipv6/ndisc.c | |
| parent | cf0b450cd5176b68ac7d5bbe68aeae6bb6a5a4b8 (diff) | |
| download | linux-e104411b82f5c4d19752c335492036abdbf5880d.tar.gz linux-e104411b82f5c4d19752c335492036abdbf5880d.tar.bz2 linux-e104411b82f5c4d19752c335492036abdbf5880d.zip | |
[XFRM]: Always release dst_entry on error in xfrm_lookup
Signed-off-by: Patrick McHardy <kaber@trash.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/ndisc.c')
| -rw-r--r-- | net/ipv6/ndisc.c | 16 |
1 files changed, 4 insertions, 12 deletions
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c index a7eae30f4554..555a31347eda 100644 --- a/net/ipv6/ndisc.c +++ b/net/ipv6/ndisc.c @@ -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; |