James Hawkins : msi: Only compare the file version if a version was specified.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: f18c6ba28dc677934e7bd9776188759303ead278
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=f18c6ba28dc677934e7bd97761...

Author: James Hawkins <jhawkins(a)codeweavers.com>
Date:   Tue Oct 21 16:13:40 2008 -0500

msi: Only compare the file version if a version was specified.

---

 dlls/msi/appsearch.c |    7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diff --git a/dlls/msi/appsearch.c b/dlls/msi/appsearch.c
index a9113c9..dc885bc 100644
--- a/dlls/msi/appsearch.c
+++ b/dlls/msi/appsearch.c
@@ -657,9 +657,10 @@ static UINT ACTION_FileVersionMatches(const MSISIGNATURE *sig, LPCWSTR filePath,
                          HIWORD(sig->MinVersionLS),
                          LOWORD(sig->MinVersionLS));
                     }
-                    else if (info->dwFileVersionMS > sig->MaxVersionMS
-                     || (info->dwFileVersionMS == sig->MaxVersionMS &&
-                     info->dwFileVersionLS > sig->MaxVersionLS))
+                    else if ((sig->MaxVersionMS || sig->MaxVersionLS) &&
+                             (info->dwFileVersionMS > sig->MaxVersionMS ||
+                              (info->dwFileVersionMS == sig->MaxVersionMS &&
+                               info->dwFileVersionLS > sig->MaxVersionLS)))
                     {
                         TRACE("Greater than maximum version %d.%d.%d.%d\n",
                          HIWORD(sig->MaxVersionMS),