Vincent Povirk : ole32: Accept only STG_E_INVALIDFUNCTION or success from LockRegionSync.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 1645f7b9e30e01bc92a8bfd1febe76d4856e046e
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=1645f7b9e30e01bc92a8bfd1fe...

Author: Vincent Povirk <vincent(a)codeweavers.com>
Date:   Tue Mar 10 14:41:10 2015 -0500

ole32: Accept only STG_E_INVALIDFUNCTION or success from LockRegionSync.

---

 dlls/ole32/storage32.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/dlls/ole32/storage32.c b/dlls/ole32/storage32.c
index 0a9b1ad..d3fb023 100644
--- a/dlls/ole32/storage32.c
+++ b/dlls/ole32/storage32.c
@@ -2959,7 +2959,8 @@ static HRESULT StorageImpl_GrabLocks(StorageImpl *This, DWORD openFlags)
     hr = StorageImpl_LockRegionSync(This, offset, cb, LOCK_ONLYONCE);
 
     /* If the ILockBytes doesn't support locking that's ok. */
-    if (FAILED(hr)) return S_OK;
+    if (hr == STG_E_INVALIDFUNCTION) return S_OK;
+    else if (FAILED(hr)) return hr;
 
     hr = S_OK;