If rtnl_get_peer_net() fails, then propagate the error code. Don't return success. Fixes: 48327566769a ("rtnetlink: fix double call of rtnl_link_get_net_ifla()") Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx> --- net/core/rtnetlink.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index ab5f201bf0ab..ebcfc2debf1a 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -3972,8 +3972,10 @@ static int rtnl_newlink(struct sk_buff *skb, struct nlmsghdr *nlh, if (ops->peer_type) { peer_net = rtnl_get_peer_net(ops, data, extack); - if (IS_ERR(peer_net)) + if (IS_ERR(peer_net)) { + ret = PTR_ERR(peer_net); goto put_ops; + } if (peer_net) rtnl_nets_add(&rtnl_nets, peer_net); } -- 2.45.2