diff options
| -rw-r--r-- | net/core/rtnetlink.c | 4 |
1 files changed, 1 insertions, 3 deletions
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index d51252afde0a..9108a7e6c0c0 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -1877,6 +1877,7 @@ static const struct nla_policy ifla_policy[IFLA_MAX+1] = { .len = ALTIFNAMSIZ - 1 }, [IFLA_PERM_ADDRESS] = { .type = NLA_REJECT }, [IFLA_PROTO_DOWN_REASON] = { .type = NLA_NESTED }, + [IFLA_NEW_IFINDEX] = NLA_POLICY_MIN(NLA_S32, 1), }; static const struct nla_policy ifla_info_policy[IFLA_INFO_MAX+1] = { @@ -2266,9 +2267,6 @@ static int validate_linkmsg(struct net_device *dev, struct nlattr *tb[]) return -EINVAL; } - if (tb[IFLA_NEW_IFINDEX] && nla_get_s32(tb[IFLA_NEW_IFINDEX]) <= 0) - return -EINVAL; - if (tb[IFLA_AF_SPEC]) { struct nlattr *af; int rem, err; |