dcb: unlock on error in dcbnl_ieee_get()

There is a "goto nla_put_failure" hidden inside the NLA_PUT() macro, but
we're holding the dcb_lock so we need to unlock first.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
1 file changed