diff options
Diffstat (limited to 'net/core')
| -rw-r--r-- | net/core/rtnetlink.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index eba2b82..189cc78 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -2109,6 +2109,10 @@ static int do_setlink(const struct sk_buff *skb, if (err < 0) goto errout; + if (xdp[IFLA_XDP_ATTACHED]) { + err = -EINVAL; + goto errout; + } if (xdp[IFLA_XDP_FD]) { err = dev_change_xdp_fd(dev, nla_get_s32(xdp[IFLA_XDP_FD])); |