From 9ceaf6cec1da2c3111130b5fd016ca0fcced0fca Mon Sep 17 00:00:00 2001
From: Mark Vejvoda <mark_vejvoda@hotmail.com>
Date: Thu, 14 Mar 2013 19:46:31 +0000
Subject: [PATCH] - attempt to further protect threaded socket access

---
 source/shared_lib/sources/platform/posix/socket.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/source/shared_lib/sources/platform/posix/socket.cpp b/source/shared_lib/sources/platform/posix/socket.cpp
index 087cf5bd..3510578b 100644
--- a/source/shared_lib/sources/platform/posix/socket.cpp
+++ b/source/shared_lib/sources/platform/posix/socket.cpp
@@ -1676,6 +1676,7 @@ bool Socket::isReadable(bool lockMutex) {
 		safeMutex.setMutex(dataSynchAccessorRead,CODE_AT_LINE);
 	}
 
+	if(isSocketValid() == false) return false;
 	FD_SET(sock, &set);
 
 	int i = 0;
@@ -1723,6 +1724,7 @@ bool Socket::isWritable(struct timeval *timeVal, bool lockMutex) {
 	if(lockMutex == true) {
 		safeMutex.setMutex(dataSynchAccessorWrite,CODE_AT_LINE);
 	}
+	if(isSocketValid() == false) return false;
 	FD_SET(sock, &set);
 
 	int i = 0;