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ipv6: use lwtunnel_output6() only if flag redirect is set 

This function make sense only when LWTUNNEL_STATE_OUTPUT_REDIRECT is set.
The check is already done in IPv4.

CC: Thomas Graf <tgraf@suug.ch>
CC: Roopa Prabhu <roopa@cumulusnetworks.com>
Fixes: 74a0f2fe8e ("ipv6: rt6_info output redirect to tunnel output")
Signed-off-by: Nicolas Dichtel <nicolas.dichtel@6wind.com>
Acked-by: Thomas Graf <tgraf@suug.ch>
Acked-by: Roopa Prabhu <roopa@cumulusnetworks.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Nicolas Dichtel 2015-07-24 10:59:41 +02:00 committed by David S. Miller
parent 9267135cca
commit 6673a9f4e3
1 changed files with 2 additions and 1 deletions
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3
net/ipv6/route.c
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@ -1780,7 +1780,8 @@ int ip6_route_add(struct fib6_config *cfg)
goto out;
lwtunnel_state_get(lwtstate);
rt->rt6i_lwtstate = lwtstate;
rt->dst.output = lwtunnel_output6;
if (lwtunnel_output_redirect(rt->rt6i_lwtstate))
rt->dst.output = lwtunnel_output6;
}
ipv6_addr_prefix(&rt->rt6i_dst.addr, &cfg->fc_dst, cfg->fc_dst_len);