Marcus Meissner : dmloader: Check return of CoCreateInstance (Coverity).

[Alexandre Julliard]

Module: wine
Branch: master
Commit: b27027ef09a15bbdf40328107647be813faced46
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=b27027ef09a15bbdf403281076...

Author: Marcus Meissner 
Date:   Mon Jan  7 22:17:25 2013 +0100

dmloader: Check return of CoCreateInstance (Coverity).

---

dlls/dmloader/loader.c |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/dlls/dmloader/loader.c b/dlls/dmloader/loader.c
index 9a4bddc..39f00a0 100644
--- a/dlls/dmloader/loader.c
+++ b/dlls/dmloader/loader.c
@@ -463,7 +463,11 @@ static HRESULT WINAPI IDirectMusicLoaderImpl_SetObject(IDirectMusicLoader8 *ifac
    }

/* create object */
-	CoCreateInstance (&pDesc->guidClass, NULL, CLSCTX_INPROC_SERVER, &IID_IDirectMusicObject, (LPVOID*)&pObject);
+	hr = CoCreateInstance (&pDesc->guidClass, NULL, CLSCTX_INPROC_SERVER, &IID_IDirectMusicObject, (LPVOID*)&pObject);
+        if (FAILED(hr)) {
+		ERR("Object creation of %s failed 0x%08x\n", debugstr_guid(&pDesc->guidClass),hr);
+		return DMUS_E_LOADER_FAILEDOPEN;
+        }

/* *sigh*... some ms objects have lousy implementation of ParseDescriptor that clears input descriptor :( */
 #ifdef NOW_WE_ARE_FREE