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| author | Peter Kosyh <p.kosyh@gmail.com> | 2010-07-02 07:47:55 +0000 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2010-07-04 11:46:07 -0700 |
| commit | 44b451f1633896de15d2d52e1a2bd462e80b7814 (patch) | |
| tree | 14596f22d672a9b34e017422f772c2a0b967f2f1 /net | |
| parent | 8bd39456bd5ab16d2a956dd3d567dcac9c73a6c0 (diff) | |
| download | op-kernel-dev-44b451f1633896de15d2d52e1a2bd462e80b7814.zip op-kernel-dev-44b451f1633896de15d2d52e1a2bd462e80b7814.tar.gz | |
xfrm: fix xfrm by MARK logic
While using xfrm by MARK feature in
2.6.34 - 2.6.35 kernels, the mark
is always cleared in flowi structure via memset in
_decode_session4 (net/ipv4/xfrm4_policy.c), so
the policy lookup fails.
IPv6 code is affected by this bug too.
Signed-off-by: Peter Kosyh <p.kosyh@gmail.com>
Acked-by: Eric Dumazet <eric.dumazet@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net')
| -rw-r--r-- | net/ipv4/xfrm4_policy.c | 2 | ||||
| -rw-r--r-- | net/ipv6/xfrm6_policy.c | 2 |
2 files changed, 4 insertions, 0 deletions
diff --git a/net/ipv4/xfrm4_policy.c b/net/ipv4/xfrm4_policy.c index 1705476..23883a4 100644 --- a/net/ipv4/xfrm4_policy.c +++ b/net/ipv4/xfrm4_policy.c @@ -108,6 +108,8 @@ _decode_session4(struct sk_buff *skb, struct flowi *fl, int reverse) u8 *xprth = skb_network_header(skb) + iph->ihl * 4; memset(fl, 0, sizeof(struct flowi)); + fl->mark = skb->mark; + if (!(iph->frag_off & htons(IP_MF | IP_OFFSET))) { switch (iph->protocol) { case IPPROTO_UDP: diff --git a/net/ipv6/xfrm6_policy.c b/net/ipv6/xfrm6_policy.c index 4a0e77e..6baeabb 100644 --- a/net/ipv6/xfrm6_policy.c +++ b/net/ipv6/xfrm6_policy.c @@ -124,6 +124,8 @@ _decode_session6(struct sk_buff *skb, struct flowi *fl, int reverse) u8 nexthdr = nh[IP6CB(skb)->nhoff]; memset(fl, 0, sizeof(struct flowi)); + fl->mark = skb->mark; + ipv6_addr_copy(&fl->fl6_dst, reverse ? &hdr->saddr : &hdr->daddr); ipv6_addr_copy(&fl->fl6_src, reverse ? &hdr->daddr : &hdr->saddr); |
