diff options
| -rw-r--r-- | drivers/net/vxlan/vxlan_vnifilter.c | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/net/vxlan/vxlan_vnifilter.c b/drivers/net/vxlan/vxlan_vnifilter.c index 6e6e9f05509a..d0753776d339 100644 --- a/drivers/net/vxlan/vxlan_vnifilter.c +++ b/drivers/net/vxlan/vxlan_vnifilter.c @@ -411,13 +411,12 @@ static int vxlan_vnifilter_dump(struct sk_buff *skb, struct netlink_callback *cb struct tunnel_msg *tmsg; struct net_device *dev; - if (cb->nlh->nlmsg_len < nlmsg_msg_size(sizeof(struct tunnel_msg))) { + tmsg = nlmsg_payload(cb->nlh, sizeof(*tmsg)); + if (!tmsg) { NL_SET_ERR_MSG(cb->extack, "Invalid msg length"); return -EINVAL; } - tmsg = nlmsg_data(cb->nlh); - if (tmsg->flags & ~TUNNEL_MSG_VALID_USER_FLAGS) { NL_SET_ERR_MSG(cb->extack, "Invalid tunnelmsg flags in ancillary header"); return -EINVAL; |