From 5d08473d86c2c9020215934c9630e20032752e2c Mon Sep 17 00:00:00 2001
From: Christian Ulrich <christian@ulrich.earth>
Date: Mon, 27 Jul 2020 23:51:16 +0200
Subject: [PATCH] userSock may be closed in handleRequest, so check before
 recvLine

---
 punchd.nim | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/punchd.nim b/punchd.nim
index 9f124f8..8c35839 100644
--- a/punchd.nim
+++ b/punchd.nim
@@ -64,6 +64,8 @@ proc handleRequest(line: string, unixSock: AsyncSocket) {.async.} =
 
 proc handleRequests(userSock: AsyncSocket) {.async.} =
   while true:
+    if userSock.isClosed:
+      break
     let line = await userSock.recvLine(maxLength = 400)
     if line.len == 0:
       break