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authorDavid S. Miller <davem@davemloft.net>2011-03-03 01:31:35 +0300
committerDavid S. Miller <davem@davemloft.net>2011-03-03 01:31:35 +0300
commitb23dd4fe42b455af5c6e20966b7d6959fa8352ea (patch)
treebf97323eae9a8d084170e573ff2c0c40bc72c3cd /net/ipv4/ipip.c
parent452edd598f60522c11f7f88fdbab27eb36509d1a (diff)
downloadlinux-b23dd4fe42b455af5c6e20966b7d6959fa8352ea.tar.xz
ipv4: Make output route lookup return rtable directly.
Instead of on the stack. Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv4/ipip.c')
-rw-r--r--net/ipv4/ipip.c7
1 files changed, 4 insertions, 3 deletions
diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c
index 988f52fba54a..e1e17576baa6 100644
--- a/net/ipv4/ipip.c
+++ b/net/ipv4/ipip.c
@@ -469,7 +469,8 @@ static netdev_tx_t ipip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
.proto = IPPROTO_IPIP
};
- if (ip_route_output_key(dev_net(dev), &rt, &fl)) {
+ rt = ip_route_output_key(dev_net(dev), &fl);
+ if (IS_ERR(rt)) {
dev->stats.tx_carrier_errors++;
goto tx_error_icmp;
}
@@ -590,9 +591,9 @@ static void ipip_tunnel_bind_dev(struct net_device *dev)
.fl4_tos = RT_TOS(iph->tos),
.proto = IPPROTO_IPIP
};
- struct rtable *rt;
+ struct rtable *rt = ip_route_output_key(dev_net(dev), &fl);
- if (!ip_route_output_key(dev_net(dev), &rt, &fl)) {
+ if (!IS_ERR(rt)) {
tdev = rt->dst.dev;
ip_rt_put(rt);
}