user32/dialog.c: GetNextDlgTabItem returns hwndDlg if next item not found

[Mikhail Maroukhine]

---
 dlls/user32/dialog.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

diff --git a/dlls/user32/dialog.c b/dlls/user32/dialog.c
index 79f5182..cdd0778 100644
--- a/dlls/user32/dialog.c
+++ b/dlls/user32/dialog.c
@@ -1674,7 +1674,10 @@ static HWND DIALOG_GetNextTabItem( HWND hwndMain, HWND hwndDlg, HWND hwndCtrl, B
         if(!retWnd)
             retWnd = DIALOG_GetNextTabItem(hwndMain,hwndMain,NULL,fPrevious );
     }
-    return retWnd ? retWnd : hwndCtrl;
+    /*  if next control not found returns hwndDlg.
+        This behaviour is checked on Windows XP       
+    */
+    return retWnd ? retWnd : (hwndCtrl ? hwndCtrl : hwndDlg);
 }
 
 /***********************************************************************
-- 
1.6.3.3


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