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net: lwtunnel: Add extack to encap attr validation

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Pass extack down to lwtunnel_valid_encap_type and
lwtunnel_valid_encap_type_attr. Add messages for unknown
or unsupported encap types.

Signed-off-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
David Ahern
2017-05-27 16:19:27 -06:00
committed by David S. Miller
parent 7805599895
commit c255bd681d
4 changed files with 28 additions and 13 deletions
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4
net/ipv6/route.c
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@@ -3016,7 +3016,7 @@ static int rtm_to_fib6_config(struct sk_buff *skb, struct nlmsghdr *nlh,
cfg->fc_mp_len = nla_len(tb[RTA_MULTIPATH]);
err = lwtunnel_valid_encap_type_attr(cfg->fc_mp,
cfg->fc_mp_len);
cfg->fc_mp_len, extack);
if (err < 0)
goto errout;
}
@@ -3035,7 +3035,7 @@ static int rtm_to_fib6_config(struct sk_buff *skb, struct nlmsghdr *nlh,
if (tb[RTA_ENCAP_TYPE]) {
cfg->fc_encap_type = nla_get_u16(tb[RTA_ENCAP_TYPE]);
err = lwtunnel_valid_encap_type(cfg->fc_encap_type);
err = lwtunnel_valid_encap_type(cfg->fc_encap_type, extack);
if (err < 0)
goto errout;
}