Fix println import

Author: alex

src/lib.rs

@@ -19,6 +19,7 @@ mod types;
 pub mod user_ptr;
 
 pub use crate::error::{Error, KernelResult};
+pub use crate::printk::println;
 pub use crate::types::Mode;
 
 pub type _InitResult = c_types::c_int;

tests/printk/src/lib.rs

@@ -1,7 +1,7 @@
 #![no_std]
 #![feature(const_str_as_bytes)]
 
-use linux_kernel_module;
+use linux_kernel_module::{self, println};
 
 struct PrintkTestModule;