Austin English : setupapi: Make sure DeviceInterfaceData-> cbSize is initialized in SetupDiEnumDeviceInterfaces.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 8d854a4830776aaacb70161709db315d54eb77f0
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=8d854a4830776aaacb70161709...

Author: Austin English <austinenglish(a)gmail.com>
Date:   Fri Mar 14 19:45:19 2014 -0400

setupapi: Make sure DeviceInterfaceData->cbSize is initialized in SetupDiEnumDeviceInterfaces.

---

 dlls/setupapi/devinst.c |    3 +++
 1 file changed, 3 insertions(+)

diff --git a/dlls/setupapi/devinst.c b/dlls/setupapi/devinst.c
index 33dea82..ef56d2b 100644
--- a/dlls/setupapi/devinst.c
+++ b/dlls/setupapi/devinst.c
@@ -2795,8 +2795,11 @@ BOOL WINAPI SetupDiEnumDeviceInterfaces(HDEVINFO DeviceInfoSet, PSP_DEVINFO_DATA
         SetLastError(ERROR_INVALID_PARAMETER);
         return FALSE;
     }
+
     /* In case application fails to check return value, clear output */
     memset(DeviceInterfaceData, 0, sizeof(*DeviceInterfaceData));
+    DeviceInterfaceData->cbSize = sizeof(SP_DEVICE_INTERFACE_DATA);
+
     if (DeviceInfoData)
     {
         struct DeviceInfo *devInfo =