diff options
Diffstat (limited to 'net/core/neighbour.c')
| -rw-r--r-- | net/core/neighbour.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/net/core/neighbour.c b/net/core/neighbour.c index a07249b59ae1..65cf582b5dac 100644 --- a/net/core/neighbour.c +++ b/net/core/neighbour.c @@ -2430,12 +2430,12 @@ static int neightbl_valid_dump_info(const struct nlmsghdr *nlh, { struct ndtmsg *ndtm; - if (nlh->nlmsg_len < nlmsg_msg_size(sizeof(*ndtm))) { + ndtm = nlmsg_payload(nlh, sizeof(*ndtm)); + if (!ndtm) { NL_SET_ERR_MSG(extack, "Invalid header for neighbor table dump request"); return -EINVAL; } - ndtm = nlmsg_data(nlh); if (ndtm->ndtm_pad1 || ndtm->ndtm_pad2) { NL_SET_ERR_MSG(extack, "Invalid values in header for neighbor table dump request"); return -EINVAL; @@ -2855,12 +2855,12 @@ static int neigh_valid_get_req(const struct nlmsghdr *nlh, struct ndmsg *ndm; int err, i; - if (nlh->nlmsg_len < nlmsg_msg_size(sizeof(*ndm))) { + ndm = nlmsg_payload(nlh, sizeof(*ndm)); + if (!ndm) { NL_SET_ERR_MSG(extack, "Invalid header for neighbor get request"); return -EINVAL; } - ndm = nlmsg_data(nlh); if (ndm->ndm_pad1 || ndm->ndm_pad2 || ndm->ndm_state || ndm->ndm_type) { NL_SET_ERR_MSG(extack, "Invalid values in header for neighbor get request"); |