[2/3] setupapi: SetupDiGetClassDevsEx returns INVALID_HANDLE_VALUE on error.

[Dmitry Timoshkov]

---
 dlls/setupapi/devinst.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dlls/setupapi/devinst.c b/dlls/setupapi/devinst.c
index b084a5e..5a18937 100644
--- a/dlls/setupapi/devinst.c
+++ b/dlls/setupapi/devinst.c
@@ -2340,7 +2340,7 @@ HDEVINFO WINAPI SetupDiGetClassDevsExW(const GUID *class, PCWSTR enumstr, HWND p
     if (!(flags & DIGCF_ALLCLASSES) && !class)
     {
         SetLastError(ERROR_INVALID_PARAMETER);
-        return NULL;
+        return INVALID_HANDLE_VALUE;
     }
     if (flags & unsupportedFlags)
         WARN("unsupported flags %08x\n", flags & unsupportedFlags);
-- 
2.4.5