[PATCH] don't try to clean unset P11_SESSION_IN_USE
[PATCH] don't try to clean unset P11_SESSION_IN_USE

fixes abort()

From: Guido Günther.

git-svn-id: 193148810cf65385f3a195dbc9a8b504846da3a2@23857 ec53bebd-3082-4978-b11e-865c3cabbd6b

madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal,madscientist159/heimdal