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| author |   Dmitry Popov <ixaphire@qrator.net> | 2014-06-06 04:34:37 +0400 |
|---|---|---|
| committer |   David S. Miller <davem@davemloft.net> | 2014-06-05 18:44:44 -0700 |
| commit | 586d5fc867be8f03c049b4b89fd29d0b8b02cab5 (patch) | |
| tree | 8ca1d723c8c4b442f23b19dd6f189e61f445c40a /net/ipv4/ip_tunnel.c | |
| parent | net: filter: fix SKF_AD_PKTTYPE extension on big-endian (diff) | |
| download | linux-dev-586d5fc867be8f03c049b4b89fd29d0b8b02cab5.tar.xz linux-dev-586d5fc867be8f03c049b4b89fd29d0b8b02cab5.zip | |
ip_tunnel: fix possible rtable leak
ip_rt_put(rt) is always called in "error" branches above, but was missed in
skb_cow_head branch. As rt is not yet bound to skb here we have to release it by
hand.
Signed-off-by: Dmitry Popov <ixaphire@qrator.net>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/ip_tunnel.c')
| -rw-r--r-- | net/ipv4/ip_tunnel.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c index 2acc2337d38b..3f6135bc54ef 100644 --- a/net/ipv4/ip_tunnel.c +++ b/net/ipv4/ip_tunnel.c @@ -668,6 +668,7 @@ void ip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev, dev->needed_headroom = max_headroom; if (skb_cow_head(skb, dev->needed_headroom)) { + ip_rt_put(rt); dev->stats.tx_dropped++; kfree_skb(skb); return; |