vhost_user_net: remove {self} import
@@ -16,7 +16,7 @@ use net_util::{
use option_parser::Toggle;
use option_parser::{OptionParser, OptionParserError};
use std::fmt;
-use std::io::{self};
+use std::io;
use std::net::Ipv4Addr;
use std::os::unix::io::{AsRawFd, RawFd};
use std::process;
