lib-ldap: Fixed assert-crash when killing LDAP connection.

libldap may have already closed the fd, so with epoll io_remove() would
try to remove it and crash with:

Panic: epoll_ctl(del, 12) failed: Bad file descriptor

diff --git a/src/lib-ldap/ldap-connection.c b/src/lib-ldap/ldap-connection.c
index 35dd0d7c76ea42be5386dc4b74036a6753d2f8d4..1322c9341d4c2c9402e09bd46692f60a9b8072ff 100644 (file)
--- a/src/lib-ldap/ldap-connection.c
+++ b/src/lib-ldap/ldap-connection.c
@@ -552,7 +552,7 @@ int ldap_connection_connect(struct ldap_connection *conn)
 void ldap_connection_kill(struct ldap_connection *conn)
 {
        if (conn->io != NULL)
-               io_remove(&(conn->io));
+               io_remove_closed(&(conn->io));
        if (conn->to_disconnect != NULL)
                timeout_remove(&(conn->to_disconnect));
        if (conn->to_reconnect != NULL)