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List:       win-pv-devel
Subject:    [win-pv-devel] [PATCH 2/3] Only add device if the guid matches
From:       Paul Durrant <paul.durrant () citrix ! com>
Date:       2017-03-30 16:52:30
Message-ID: 1490892751-1944-2-git-send-email-paul.durrant () citrix ! com
[Download RAW message or body]

The IDeviceCreator::OnDeviceAdded() method should only be called for
devices matching the GUID specified to the CDeviceList object creator.

Signed-off-by: Paul Durrant <paul.durrant@citrix.com>
---
 src/xenagent/devicelist.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/xenagent/devicelist.cpp b/src/xenagent/devicelist.cpp
index 98caffb..2c110bc 100644
--- a/src/xenagent/devicelist.cpp
+++ b/src/xenagent/devicelist.cpp
@@ -218,7 +218,8 @@ void CDeviceList::OnDeviceEvent(DWORD evt, LPVOID data)
     case DBT_DEVICEARRIVAL:
         if (hdr->dbch_devicetype == DBT_DEVTYP_DEVICEINTERFACE) {
             itf = (PDEV_BROADCAST_DEVICEINTERFACE)hdr;
-            OnDeviceAdded(Convert((const wchar_t*)itf->dbcc_name));
+            if (itf->dbcc_classguid == m_guid)
+                OnDeviceAdded(Convert((const wchar_t*)itf->dbcc_name));
         }
         break;
 
-- 
2.5.3


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