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David Ahern authored
Add extack arg to the nla_parse_nested calls in rtnl_newlink, and add messages for unknown device type and link network namespace id. In particular, it improves the failure message when the wrong link type is used. From $ ip li add bond1 type bonding RTNETLINK answers: Operation not supported to $ ip li add bond1 type bonding Error: Unknown device type. (The module name is bonding but the link type is bond.) Signed-off-by:
David Ahern <dsahern@gmail.com> Signed-off-by:
David S. Miller <davem@davemloft.net>
68d57f3b