From ae9021d279fdc70020927fe8fb48aa9d8b70ee6c Mon Sep 17 00:00:00 2001
From: Kovid Goyal <kovid@kovidgoyal.net>
Date: Thu, 21 May 2015 14:31:48 +0530
Subject: [PATCH] ...

---
 src/calibre/srv/utils.py | 1 +
 1 file changed, 1 insertion(+)

diff --git a/src/calibre/srv/utils.py b/src/calibre/srv/utils.py
index 5e984e7bbf..59070521fe 100644
--- a/src/calibre/srv/utils.py
+++ b/src/calibre/srv/utils.py
@@ -121,3 +121,4 @@ class Corked(object):
     def __exit__(self, *args):
         if self.sock is not None:
             self.sock.setsockopt(socket.IPPROTO_TCP, socket.TCP_CORK, 0)
+            self.sock.send(b'')  # Ensure that uncorking occurs