From 058d57ef0352ee0f46fc5e0ebe76479660bfc44e Mon Sep 17 00:00:00 2001
From: Chris Robinson <chris.kcat@gmail.com>
Date: Thu, 29 Jun 2017 10:39:27 -0700
Subject: Protect device enumeration in the router with a mutex

---
 router/router.c | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'router/router.c')

diff --git a/router/router.c b/router/router.c
index 86189b78..4dfae314 100644
--- a/router/router.c
+++ b/router/router.c
@@ -15,6 +15,8 @@ DriverIface *DriverList = NULL;
 int DriverListSize = 0;
 static int DriverListSizeMax = 0;
 
+almtx_t EnumerationLock;
+
 static void LoadDriverList(void);
 
 
@@ -26,6 +28,7 @@ BOOL APIENTRY DllMain(HINSTANCE UNUSED(module), DWORD reason, void* UNUSED(reser
     {
         case DLL_PROCESS_ATTACH:
             LoadDriverList();
+            almtx_init(&EnumerationLock, almtx_recursive);
             break;
 
         case DLL_THREAD_ATTACH:
@@ -34,6 +37,7 @@ BOOL APIENTRY DllMain(HINSTANCE UNUSED(module), DWORD reason, void* UNUSED(reser
 
         case DLL_PROCESS_DETACH:
             ReleaseALC();
+            almtx_destroy(&EnumerationLock);
             for(i = 0;i < DriverListSize;i++)
             {
                 if(DriverList[i].Module)
-- 
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