setupapi: make sure DeviceInterfaceData->cbSize is initialized in SetupDiEnumDeviceInterfaces
Austin English
austinenglish at gmail.com
Fri Mar 14 18:45:19 CDT 2014
Fixes https://bugs.winehq.org/show_bug.cgi?id=26235
--
-Austin
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diff --git a/dlls/setupapi/devinst.c b/dlls/setupapi/devinst.c
index 33dea82..b6c8aa4 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 =
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