ITS#5776 prevent duplicate removal of qtask from runqueue.

diff --git a/servers/slapd/overlays/syncprov.c b/servers/slapd/overlays/syncprov.c
index db113f042be0ff142df37556fb467e8ef86027f3..7aaa5f9c67a7bfc3e2a8ea2f49507c078144bb03 100644 (file)
--- a/servers/slapd/overlays/syncprov.c
+++ b/servers/slapd/overlays/syncprov.c
@@ -908,6 +908,10 @@ syncprov_qplay( Operation *op, struct re_s *rtask )
        } else {
                /* bail out on any error */
                ldap_pvt_runqueue_remove( &slapd_rq, rtask );
+
+               /* Prevent duplicate remove */
+               if ( so->s_qtask == rtask )
+                       so->s_qtask = NULL;
        }
        ldap_pvt_thread_mutex_unlock( &slapd_rq.rq_mutex );
        ldap_pvt_thread_mutex_unlock( &so->s_mutex );