If address already in use then need increase port.
The problem occured because the socket_listen.c и socket_aio.c
can try to use the same address.
Signed-off-by: Victor Konyashkin <vkonyashkin@parallels.com>
Acked-by: Andrew Vagin <avagin@parallels.com>
Signed-off-by: Pavel Emelyanov <xemul@parallels.com>