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| author |   Pravin B Shelar <pshelar@nicira.com> | 2014-03-23 22:06:36 -0700 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2014-03-26 15:18:40 -0400 |
| commit | fbd02dd405d0724a0f25897ed4a6813297c9b96f (patch) | |
| tree | 4ebae2c7d156ffa99c1c6ec2d14a8061d0a7b742 /net/ipv4/ip_tunnel_core.c | |
| parent | Merge branch 'nfsd-next' of git://linux-nfs.org/~bfields/linux (diff) | |
| download | linux-dev-fbd02dd405d0724a0f25897ed4a6813297c9b96f.tar.xz linux-dev-fbd02dd405d0724a0f25897ed4a6813297c9b96f.zip | |
ip_tunnel: Fix dst ref-count.
Commit 10ddceb22ba (ip_tunnel:multicast process cause panic due
to skb->_skb_refdst NULL pointer) removed dst-drop call from
ip-tunnel-recv.
Following commit reintroduce dst-drop and fix the original bug by
checking loopback packet before releasing dst.
Original bug: https://bugzilla.kernel.org/show_bug.cgi?id=70681
CC: Xin Long <lucien.xin@gmail.com>
Signed-off-by: Pravin B Shelar <pshelar@nicira.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/ip_tunnel_core.c')
| -rw-r--r-- | net/ipv4/ip_tunnel_core.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/net/ipv4/ip_tunnel_core.c b/net/ipv4/ip_tunnel_core.c index 6f847dd56dbc..8d69626f2206 100644 --- a/net/ipv4/ip_tunnel_core.c +++ b/net/ipv4/ip_tunnel_core.c @@ -108,6 +108,7 @@ int iptunnel_pull_header(struct sk_buff *skb, int hdr_len, __be16 inner_proto) nf_reset(skb); secpath_reset(skb); skb_clear_hash_if_not_l4(skb); + skb_dst_drop(skb); skb->vlan_tci = 0; skb_set_queue_mapping(skb, 0); skb->pkt_type = PACKET_HOST; |