James Hawkins : msi: A progid who is its own parent cannot have a clsid.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 33c3bdeb03129bab41722104c6a40cea6666dd6d
URL:    http://source.winehq.org/git/wine.git/?a=commit;h=33c3bdeb03129bab41722104c6a40cea6666dd6d

Author: James Hawkins <jhawkins at codeweavers.com>
Date:   Fri May  2 03:45:32 2008 -0500

msi: A progid who is its own parent cannot have a clsid.

---

 dlls/msi/classes.c |    2 ++
 1 files changed, 2 insertions(+), 0 deletions(-)

diff --git a/dlls/msi/classes.c b/dlls/msi/classes.c
index aca7c93..45254ef 100644
--- a/dlls/msi/classes.c
+++ b/dlls/msi/classes.c
@@ -971,6 +971,8 @@ static LPCWSTR get_clsid_of_progid( const MSIPROGID *progid )
     {
         if (progid->Class)
             return progid->Class->clsid;
+        if (progid->Parent == progid)
+            break;
         progid = progid->Parent;
     }
     return NULL;