Dmitry Timoshkov : setupapi: SetupDiGetClassDevsEx returns INVALID_HANDLE_VALUE on error.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: afa912b4f2bd31b2ba58a607f310ab3b761b58e9
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=afa912b4f2bd31b2ba58a607f310ab3b761b58e9

Author: Dmitry Timoshkov <dmitry at baikal.ru>
Date:   Wed Jul 22 17:57:14 2015 +0800

setupapi: SetupDiGetClassDevsEx returns INVALID_HANDLE_VALUE on error.

---

 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);