Hans Leidekker : msi: Avoid a crash in get_registered_local_package.
Alexandre Julliard
julliard at winehq.org
Thu Apr 26 13:58:35 CDT 2012
Module: wine
Branch: master
Commit: 89e95aa92c5d56fbb267189b2353401e2d848c8c
URL: http://source.winehq.org/git/wine.git/?a=commit;h=89e95aa92c5d56fbb267189b2353401e2d848c8c
Author: Hans Leidekker <hans at codeweavers.com>
Date: Thu Apr 26 11:18:46 2012 +0200
msi: Avoid a crash in get_registered_local_package.
---
dlls/msi/package.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/dlls/msi/package.c b/dlls/msi/package.c
index ca836ec..2077396 100644
--- a/dlls/msi/package.c
+++ b/dlls/msi/package.c
@@ -1455,6 +1455,9 @@ static UINT get_registered_local_package( const WCHAR *product, const WCHAR *pac
if (!strcmpiW( package, unsquashed ))
{
WCHAR *filename = msi_reg_get_val_str( props_key, INSTALLPROPERTY_LOCALPACKAGEW );
+ if (!filename)
+ goto done;
+
strcpyW( localfile, filename );
msi_free( filename );
r = ERROR_SUCCESS;
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