From 675ab9572d69ac3ea5b17258b5a291b1e7361eba Mon Sep 17 00:00:00 2001
From: Seiya Nuta <nuta@seiya.me>
Date: Sat, 18 Dec 2021 18:01:00 +0900
Subject: [PATCH] net: Fix a memory leak

---
 kernel/net/tcp_socket.rs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/kernel/net/tcp_socket.rs b/kernel/net/tcp_socket.rs
index e0677f91..b4faa23c 100644
--- a/kernel/net/tcp_socket.rs
+++ b/kernel/net/tcp_socket.rs
@@ -330,6 +330,12 @@ impl FileLike for TcpSocket {
     }
 }
 
+impl Drop for TcpSocket {
+    fn drop(&mut self) {
+        SOCKETS.lock().remove(self.handle);
+    }
+}
+
 impl fmt::Debug for TcpSocket {
     fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
         f.debug_struct("TcpSocket").finish()