K 10
svn:author
V 3
mbr
K 8
svn:date
V 27
2006-12-21T16:26:28.000000Z
K 7
svn:log
V 211
MFC Rev. 1.267

Retest tp->t_session because Giant might have been temporarily dropped
while waiting for proctree_lock, allowing for an intervening tty_close()
that cleared tp->t_session.

Submitted by:   tegge

END