diff options
author | Nicolas Dichtel <nicolas.dichtel@6wind.com> | 2014-02-20 10:19:31 +0100 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2014-02-20 13:13:50 -0500 |
commit | cf71d2bc0b8a473209d5c770ce560853bd720d14 (patch) | |
tree | 9ecc5d5a3f3c0bb44a5f82a238f427291efef702 /net/ipv4/ip_tunnel.c | |
parent | 6671b2240c54585d4afb5286a29f1569fe5e40a8 (diff) | |
download | blackbird-op-linux-cf71d2bc0b8a473209d5c770ce560853bd720d14.tar.gz blackbird-op-linux-cf71d2bc0b8a473209d5c770ce560853bd720d14.zip |
sit: fix panic with route cache in ip tunnels
Bug introduced by commit 7d442fab0a67 ("ipv4: Cache dst in tunnels").
Because sit code does not call ip_tunnel_init(), the dst_cache was not
initialized.
CC: Tom Herbert <therbert@google.com>
Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
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 | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c index 08f8cf99b3a2..78a89e61925d 100644 --- a/net/ipv4/ip_tunnel.c +++ b/net/ipv4/ip_tunnel.c @@ -93,13 +93,14 @@ static void tunnel_dst_reset(struct ip_tunnel *t) tunnel_dst_set(t, NULL); } -static void tunnel_dst_reset_all(struct ip_tunnel *t) +void ip_tunnel_dst_reset_all(struct ip_tunnel *t) { int i; for_each_possible_cpu(i) __tunnel_dst_set(per_cpu_ptr(t->dst_cache, i), NULL); } +EXPORT_SYMBOL(ip_tunnel_dst_reset_all); static struct rtable *tunnel_rtable_get(struct ip_tunnel *t, u32 cookie) { @@ -713,7 +714,7 @@ static void ip_tunnel_update(struct ip_tunnel_net *itn, if (set_mtu) dev->mtu = mtu; } - tunnel_dst_reset_all(t); + ip_tunnel_dst_reset_all(t); netdev_state_change(dev); } @@ -1042,7 +1043,7 @@ void ip_tunnel_uninit(struct net_device *dev) if (itn->fb_tunnel_dev != dev) ip_tunnel_del(netdev_priv(dev)); - tunnel_dst_reset_all(tunnel); + ip_tunnel_dst_reset_all(tunnel); } EXPORT_SYMBOL_GPL(ip_tunnel_uninit); |