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gnrc_mac: add support for multicast pkt.

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This commit is contained in:
zhuoshuguo 2017-02-18 13:06:45 +01:00
parent 4b5952e0ad
commit 07bd84c914
1 changed files with 3 additions and 3 deletions
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6
sys/net/gnrc/link_layer/gnrc_mac/internal.c
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@ -142,9 +142,9 @@ bool gnrc_mac_queue_tx_packet(gnrc_mac_tx_t* tx, uint32_t priority, gnrc_pktsnip
gnrc_mac_tx_neighbor_t* neighbor;
int neighbor_id;
/* Check whether the packet it for broadcast */
if (gnrc_netif_hdr_get_flag(pkt)&GNRC_NETIF_HDR_FLAGS_BROADCAST) {
/* Broadcast queue is neighbor 0 by definition */
/* Check whether the packet it for broadcast or multicast */
if (gnrc_netif_hdr_get_flag(pkt) & (GNRC_NETIF_HDR_FLAGS_MULTICAST | GNRC_NETIF_HDR_FLAGS_BROADCAST)) {
/* Broadcast/multicast queue is neighbor 0 by definition */
neighbor_id = 0;
neighbor = &tx->neighbors[neighbor_id];