(ITS#5725) Connection enabled for events twice

[rein@OpenLDAP.org]

Full_Name: Rein Tollevik
Version: CVS head
OS: Linux 2.6
URL: 
Submission from: (NULL) (84.215.36.97)
Submitted by: rein


connection_client_setup() enables the connection for events twice, causing race
conditions that can create deadlock situations.  Ref:

http://www.openldap.org/lists/openldap-devel/200810/msg00014.html

A fix that removes the unnecessary call to slapd_set_read() will be committed
soon.

Rein Tollevik
Basefarm AS