Because err is always negative, remove unnecessary condition
judgment.
Signed-off-by: Tan Xiaojun <tanxiaojun@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
        rtnl_notify(skb, net, 0, RTNLGRP_NEIGH, NULL, GFP_ATOMIC);
        return;
 errout:
-       if (err < 0)
-               rtnl_set_sk_err(net, RTNLGRP_NEIGH, err);
+       rtnl_set_sk_err(net, RTNLGRP_NEIGH, err);
 }
 
 /* Dump information about entries, in response to GETNEIGH */
 
        rtnl_notify(skb, net, 0, RTNLGRP_LINK, NULL, GFP_ATOMIC);
        return;
 errout:
-       if (err < 0)
-               rtnl_set_sk_err(net, RTNLGRP_LINK, err);
+       rtnl_set_sk_err(net, RTNLGRP_LINK, err);
 }