Description of problem:

Logout - cancel - logout causes gnome-session to crash

Version-Release number of selected component (if applicable):

gnome-session-2.2.2-2

How reproducible:

Every time

Steps to Reproduce:
1.  Go to logout from gnome (using a logout button on a panel).
2.  Cancel the confirmation dialog.
3.  Go to logout from gnome again.
    
Actual results:

gnome-session crashes.  [bug-buddy starts up (visable in ps auxf list), but this
results in the X session hanging as gnome-session has grabbed the screen].

Expected results:

gnome-session shouldn't crash.