diff --git a/user/src/task.rs b/user/src/task.rs
index 1f60e03..46eee79 100644
--- a/user/src/task.rs
+++ b/user/src/task.rs
@@ -18,9 +18,7 @@ pub fn fork() -> isize {
 pub fn exec(path: &str, args: &[*const u8]) -> isize {
     sys_exec(path, args)
 }
-pub fn connect(raddr: u32, lport: u16, rport: u16) -> isize {
-    sys_connect(raddr, lport, rport)
-}
+
 pub fn wait(exit_code: &mut i32) -> isize {
     loop {
         match sys_waitpid(-1, exit_code as *mut _) {