From 974dcc87666a42ee6a4fea197df65956398d7ae1 Mon Sep 17 00:00:00 2001
From: cheatfate <ka@hardcore.kiev.ua>
Date: Tue, 14 Jun 2016 22:33:15 +0300
Subject: [PATCH] One more place to release callback environment protection

---
 lib/pure/asyncdispatch.nim | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/pure/asyncdispatch.nim b/lib/pure/asyncdispatch.nim
index 1e6db2a33b..8ba4b5cca8 100644
--- a/lib/pure/asyncdispatch.nim
+++ b/lib/pure/asyncdispatch.nim
@@ -534,6 +534,8 @@ when defined(windows) or defined(nimdoc):
         assert customOverlapped.data.fd == lpCompletionKey.AsyncFD
         customOverlapped.data.cb(customOverlapped.data.fd,
             lpNumberOfBytesTransferred, errCode)
+        if customOverlapped.data.cell.data != nil:
+          system.dispose(customOverlapped.data.cell)
         GC_unref(customOverlapped)
       else:
         if errCode.int32 == WAIT_TIMEOUT: