From feb25bf2760f9afbbff47d21629f116c27b0d7d1 Mon Sep 17 00:00:00 2001
From: Laurence Withers <l@lwithers.me.uk>
Date: Fri, 29 Mar 2019 09:17:46 +0000
Subject: [PATCH] Handler: close TCP conn after Sendfile

Since we hijacked the HTTP connection, we need to close the underlying TCP
connection after calling Sendfile.
---
 handler.go | 1 +
 1 file changed, 1 insertion(+)

diff --git a/handler.go b/handler.go
index 072d61c..a2c29b5 100644
--- a/handler.go
+++ b/handler.go
@@ -165,6 +165,7 @@ func (h *Handler) sendfile(w http.ResponseWriter, data *packed.FileData) {
 		h.copyfile(w, data)
 		return
 	}
+	defer tcp.Close()
 
 	rawsock, err := tcp.SyscallConn()
 	if err == nil {