promisc fix in case of multiple devices in a single socket
promisc fix in case of multiple devices in a single socket

ntop/PF_RING,opencTM/PF_RING,opencTM/PF_RING,ntop/PF_RING,ntop/PF_RING,ntop/PF_RING,opencTM/PF_RING,ntop/PF_RING,opencTM/PF_RING,ntop/PF_RING,ntop/PF_RING