From 499a7d6a37f6e8074b9e4a7a5cc8bfbb8ef75fd7 Mon Sep 17 00:00:00 2001
From: Alexander Alashkin <alexander.alashkin@cesanta.com>
Date: Wed, 9 Nov 2016 13:36:33 +0000
Subject: [PATCH] Fix mg_is_error

PUBLISHED_FROM=80481f8dbcb93d04eee51ecc6366949420a61f2f
---
 mongoose.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mongoose.c b/mongoose.c
index 603cca54..e30122bf 100644
--- a/mongoose.c
+++ b/mongoose.c
@@ -3036,7 +3036,7 @@ void mg_set_non_blocking_mode(sock_t sock) {
 
 static int mg_is_error(int n) {
   int err = mg_get_errno();
-  return n == 0 || (n < 0 && err != EINPROGRESS && err != EWOULDBLOCK
+  return (n < 0 && err != EINPROGRESS && err != EWOULDBLOCK
 #ifndef WINCE
                     && err != EAGAIN && err != EINTR
 #endif