Use NL_SET_ERR_MSG_MOD helper which adds the module name instead
of specifying the prefix each time.
Signed-off-by: NArkadi Sharshevsky <arkadis@mellanox.com>
Signed-off-by: NJiri Pirko <jiri@mellanox.com>
Signed-off-by: NDavid S. Miller <davem@davemloft.net>