Changes to be committed:

modified:   src/main.rs

src/main.rs

@@ -66,15 +66,11 @@ mod jni {
                     return Err(err);
                 }*/
                 mobile::mobile_run(config_b32, close_fd_on_drop, tun_fd, env, close_token).await;
-                Ok::<(), E>(())
             };
         
             let exit_code = match tokio::runtime::Builder::new_multi_thread().enable_all().build() {
                 Err(_e) => -3,
-                Ok(rt) => match rt.block_on(main_loop) {
-                    Ok(_) => 0,
-                    Err(_e) => -4,
-                },
+                Ok(rt) => { rt.block_on(main_loop); -4 }
             };
         
             Ok(exit_code)