msi: Remove comparison of pointer with >= NULL (PVS-Studio).

dlls/msi/database.c

@@ -155,8 +155,7 @@ UINT MSI_OpenDatabaseW(LPCWSTR szDBPath, LPCWSTR szPersist, MSIDATABASE **pdb)
     if( !pdb )
         return ERROR_INVALID_PARAMETER;
 
-    if (szPersist - MSIDBOPEN_PATCHFILE >= MSIDBOPEN_READONLY &&
-        szPersist - MSIDBOPEN_PATCHFILE <= MSIDBOPEN_CREATEDIRECT)
+    if (szPersist - MSIDBOPEN_PATCHFILE <= MSIDBOPEN_CREATEDIRECT)
     {
         TRACE("Database is a patch\n");
         szPersist -= MSIDBOPEN_PATCHFILE;