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Miller" , Eric Dumazet , Jakub Kicinski , Paolo Abeni , Simon Horman , Kuniyuki Iwashima , Ido Schimmel , netdev@vger.kernel.org, linux-kernel@vger.kernel.org, kernel-janitors@vger.kernel.org Subject: [PATCH net-next] rtnetlink: fix error code in rtnl_newlink() Message-ID: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Disposition: inline X-Mailer: git-send-email haha only kidding Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" 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 Reviewed-by: Kuniyuki Iwashima --- 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, =20 if (ops->peer_type) { peer_net =3D rtnl_get_peer_net(ops, data, extack); - if (IS_ERR(peer_net)) + if (IS_ERR(peer_net)) { + ret =3D PTR_ERR(peer_net); goto put_ops; + } if (peer_net) rtnl_nets_add(&rtnl_nets, peer_net); } --=20 2.45.2