diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index 2d8d8fcfa060c51e2f6cbe240aff3d01b3f964cc..f4e9037f9a0c71576364ba66809f67459283098c 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -2019,11 +2019,15 @@ static int rtnl_newlink(struct sk_buff *skb, struct nlmsghdr *nlh) if (ops->newlink) { err = ops->newlink(net, dev, tb, data); /* Drivers should call free_netdev() in ->destructor - * and unregister it on failure so that device could be - * finally freed in rtnl_unlock. + * and unregister it on failure after registration + * so that device could be finally freed in rtnl_unlock. */ - if (err < 0) + if (err < 0) { + /* If device is not registered at all, free it now */ + if (dev->reg_state == NETREG_UNINITIALIZED) + free_netdev(dev); goto out; + } } else { err = register_netdevice(dev); if (err < 0) {