ITS#7035 don't loop forever in wait4msg

diff --git a/libraries/libldap/result.c b/libraries/libldap/result.c
index 15e664aa220df3d07349d3836692a010768d793a..b95d159a251b120a396c9bb9117b4cc555071e8d 100644 (file)
--- a/libraries/libldap/result.c
+++ b/libraries/libldap/result.c
@@ -338,6 +338,7 @@ wait4msg(
                        }
                        if ( lc_ready ) {
                                LDAPConn *lnext;
+                               int serviced = 0;
                                rc = LDAP_MSG_X_KEEP_LOOKING;
                                LDAP_MUTEX_LOCK( &ld->ld_req_mutex );
                                if ( ld->ld_requests &&
@@ -345,6 +346,7 @@ wait4msg(
                                        ldap_is_write_ready( ld,
                                                ld->ld_requests->lr_conn->lconn_sb ) )
                                {
+                                       serviced = 1;
                                        ldap_int_flush_request( ld, ld->ld_requests );
                                }
                                for ( lc = ld->ld_conns;
@@ -354,6 +356,7 @@ wait4msg(
                                        if ( lc->lconn_status == LDAP_CONNST_CONNECTED &&
                                                ldap_is_read_ready( ld, lc->lconn_sb ) )
                                        {
+                                               serviced = 1;
                                                /* Don't let it get freed out from under us */
                                                ++lc->lconn_refcnt;
                                                rc = try_read1msg( ld, msgid, all, lc, result );
@@ -370,6 +373,9 @@ wait4msg(
                                        }
                                }
                                LDAP_MUTEX_UNLOCK( &ld->ld_req_mutex );
+                               /* Quit looping if no one handled any events */
+                               if (!serviced)
+                                       rc = -1;
                        }
                        LDAP_MUTEX_UNLOCK( &ld->ld_conn_mutex );
                }