From 8e7e502f37897382865ab052df4bd07a7268541e Mon Sep 17 00:00:00 2001
From: Andreas Kling <kling@serenityos.org>
Date: Sun, 26 Jan 2020 14:28:22 +0100
Subject: [PATCH] LibCore: CSocket::set_blocking() was backwards

---
 Libraries/LibCore/CSocket.cpp | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/Libraries/LibCore/CSocket.cpp b/Libraries/LibCore/CSocket.cpp
index 034f33f299..135911b01c 100644
--- a/Libraries/LibCore/CSocket.cpp
+++ b/Libraries/LibCore/CSocket.cpp
@@ -36,6 +36,8 @@
 #include <sys/socket.h>
 #include <unistd.h>
 
+//#define CSOCKET_DEBUG
+
 CSocket::CSocket(Type type, CObject* parent)
     : CIODevice(parent)
     , m_type(type)
@@ -67,10 +69,10 @@ void CSocket::set_blocking(bool blocking)
     int flags = fcntl(fd(), F_GETFL, 0);
     ASSERT(flags >= 0);
     if (blocking)
-        flags = fcntl(fd(), F_SETFL, flags | O_NONBLOCK);
+        flags = fcntl(fd(), F_SETFL, flags & ~O_NONBLOCK);
     else
-        flags = fcntl(fd(), F_SETFL, flags & O_NONBLOCK);
-    ASSERT(flags >= 0);
+        flags = fcntl(fd(), F_SETFL, flags | O_NONBLOCK);
+    ASSERT(flags == 0);
 }
 
 bool CSocket::connect(const CSocketAddress& address, int port)