diff options
| author | David Ahern <dsahern@gmail.com> | 2019-02-26 09:00:04 -0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-03-13 14:03:09 -0700 |
| commit | a9494400f8c1ea8d2e760cec1be44dfe225a607b (patch) | |
| tree | 9c20901713d1daff4ddd4fcbf1ae4269711b2f99 /net/mpls | |
| parent | 87964ee15964dd576c85abce4ec69530cc25acb3 (diff) | |
mpls: Return error for RTA_GATEWAY attribute
[ Upstream commit be48220edd48ca0d569782992840488a52373a24 ]
MPLS does not support nexthops with an MPLS address family.
Specifically, it does not handle RTA_GATEWAY attribute. Make it
clear by returning an error.
Fixes: 03c0566542f4c ("mpls: Netlink commands to add, remove, and dump routes")
Signed-off-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'net/mpls')
| -rw-r--r-- | net/mpls/af_mpls.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/net/mpls/af_mpls.c b/net/mpls/af_mpls.c index aee385eb72e7..9a153f64b8d7 100644 --- a/net/mpls/af_mpls.c +++ b/net/mpls/af_mpls.c @@ -1787,6 +1787,9 @@ static int rtm_to_route_config(struct sk_buff *skb, goto errout; break; } + case RTA_GATEWAY: + NL_SET_ERR_MSG(extack, "MPLS does not support RTA_GATEWAY attribute"); + goto errout; case RTA_VIA: { if (nla_get_via(nla, &cfg->rc_via_alen, |