Marcus Meissner : msi: Fix potential uninitialized use of substg.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 628b8e7630dbca0eca3ef24d3a733aaf025cd639
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=628b8e7630dbca0eca3ef24d3a...

Author: Marcus Meissner <meissner(a)suse.de>
Date:   Sun Sep 28 22:27:29 2008 +0200

msi: Fix potential uninitialized use of substg.

---

 dlls/msi/storages.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/dlls/msi/storages.c b/dlls/msi/storages.c
index 7b20dd9..4fb3ba0 100644
--- a/dlls/msi/storages.c
+++ b/dlls/msi/storages.c
@@ -184,7 +184,7 @@ done:
 static UINT STORAGES_set_row(struct tagMSIVIEW *view, UINT row, MSIRECORD *rec, UINT mask)
 {
     MSISTORAGESVIEW *sv = (MSISTORAGESVIEW *)view;
-    IStorage *stg, *substg;
+    IStorage *stg, *substg = NULL;
     IStream *stm;
     LPWSTR name = NULL;
     HRESULT hr;
@@ -236,7 +236,7 @@ static UINT STORAGES_set_row(struct tagMSIVIEW *view, UINT row, MSIRECORD *rec,
 done:
     msi_free(name);
 
-    IStorage_Release(substg);
+    if (substg) IStorage_Release(substg);
     IStorage_Release(stg);
     IStream_Release(stm);