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gnrc: add comment about gnrc_pktbuf_hold() use

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This commit is contained in:
Benjamin Valentin 2024-11-15 16:59:08 +01:00
parent e8b3b4d3e4
commit 300a936e42
2 changed files with 2 additions and 1 deletions
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1
sys/net/gnrc/netapi/gnrc_netapi.c
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@ -92,6 +92,7 @@ int gnrc_netapi_dispatch(gnrc_nettype_t type, uint32_t demux_ctx,
if (numof != 0) {
gnrc_netreg_entry_t *sendto = gnrc_netreg_lookup(type, demux_ctx);
/* the packet is replicated over all interfaces that is's being sent on */
gnrc_pktbuf_hold(pkt, numof - 1);
while (sendto) {

2
sys/net/gnrc/network_layer/ipv6/gnrc_ipv6.c
View File

@ -576,7 +576,7 @@ static void _send_multicast(gnrc_pktsnip_t *pkt, bool prep_hdr,
if (!gnrc_netif_highlander()) {
/* interface not given: send over all interfaces */
if (netif == NULL) {
/* send packet to link layer */
/* the packet is replicated over all interfaces that is's being sent on */
gnrc_pktbuf_hold(pkt, ifnum - 1);
while ((netif = gnrc_netif_iter(netif))) {