diff options
Diffstat (limited to 'net/mpls/af_mpls.c')
| -rw-r--r-- | net/mpls/af_mpls.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/net/mpls/af_mpls.c b/net/mpls/af_mpls.c index 1f63b32d76d6..d536c97144e9 100644 --- a/net/mpls/af_mpls.c +++ b/net/mpls/af_mpls.c @@ -2095,12 +2095,12 @@ static int mpls_valid_fib_dump_req(struct net *net, const struct nlmsghdr *nlh, struct rtmsg *rtm; int err, i; - if (nlh->nlmsg_len < nlmsg_msg_size(sizeof(*rtm))) { + rtm = nlmsg_payload(nlh, sizeof(*rtm)); + if (!rtm) { NL_SET_ERR_MSG_MOD(extack, "Invalid header for FIB dump request"); return -EINVAL; } - rtm = nlmsg_data(nlh); if (rtm->rtm_dst_len || rtm->rtm_src_len || rtm->rtm_tos || rtm->rtm_table || rtm->rtm_scope || rtm->rtm_type || rtm->rtm_flags) { @@ -2288,7 +2288,8 @@ static int mpls_valid_getroute_req(struct sk_buff *skb, struct rtmsg *rtm; int i, err; - if (nlh->nlmsg_len < nlmsg_msg_size(sizeof(*rtm))) { + rtm = nlmsg_payload(nlh, sizeof(*rtm)); + if (!rtm) { NL_SET_ERR_MSG_MOD(extack, "Invalid header for get route request"); return -EINVAL; @@ -2298,7 +2299,6 @@ static int mpls_valid_getroute_req(struct sk_buff *skb, return nlmsg_parse_deprecated(nlh, sizeof(*rtm), tb, RTA_MAX, rtm_mpls_policy, extack); - rtm = nlmsg_data(nlh); if ((rtm->rtm_dst_len && rtm->rtm_dst_len != 20) || rtm->rtm_src_len || rtm->rtm_tos || rtm->rtm_table || rtm->rtm_protocol || rtm->rtm_scope || rtm->rtm_type) { |