From 1185fd49d2ee3a467d02a19624fdccbbb9995c2e Mon Sep 17 00:00:00 2001
From: blacker1230 <blacker1230@163.com>
Date: Sun, 24 Mar 2024 23:29:11 +0800
Subject: [PATCH] Fix sk_msg.

---
 {{project-name}}/src/main.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/{{project-name}}/src/main.rs b/{{project-name}}/src/main.rs
index 174a0ff..c6a1fa3 100644
--- a/{{project-name}}/src/main.rs
+++ b/{{project-name}}/src/main.rs
@@ -123,11 +123,11 @@ async fn main() -> Result<(), anyhow::Error> {
     program.attach(cgroup)?;
     {%- when "sk_msg" -%}
     let sock_map: SockHash::<_, SockKey> = bpf.map("{{sock_map}}").unwrap().try_into()?;
-    let map_fd = sock_map.fd();
+    let map_fd = sock_map.fd().try_clone()?;
 
     let prog: &mut SkMsg = bpf.program_mut("{{crate_name}}").unwrap().try_into()?;
     prog.load()?;
-    prog.attach(map_fd)?;
+    prog.attach(&map_fd)?;
     // insert sockets to the map using sock_map.insert here, or from a sock_ops program
     {%- when "xdp" -%}
     let program: &mut Xdp = bpf.program_mut("{{crate_name}}").unwrap().try_into()?;