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gnrc_ipv6: iface might be from input on next hop determination

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This commit is contained in:
Martine Lenders 2015-09-22 18:55:33 +02:00
parent d1bd2ae0a3
commit 5d7501677f
1 changed files with 8 additions and 8 deletions
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16
sys/net/gnrc/network_layer/ipv6/gnrc_ipv6.c
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@ -530,26 +530,26 @@ static inline kernel_pid_t _next_hop_l2addr(uint8_t *l2addr, uint8_t *l2addr_len
kernel_pid_t iface, ipv6_addr_t *dst,
gnrc_pktsnip_t *pkt)
{
kernel_pid_t found_iface;
#if defined(MODULE_GNRC_SIXLOWPAN_ND)
(void)pkt;
iface = gnrc_sixlowpan_nd_next_hop_l2addr(l2addr, l2addr_len, iface, dst);
if (iface <= KERNEL_PID_UNDEF) {
return iface;
found_iface = gnrc_sixlowpan_nd_next_hop_l2addr(l2addr, l2addr_len, iface, dst);
if (found_iface > KERNEL_PID_UNDEF) {
return found_iface;
}
#endif
#if defined(MODULE_GNRC_NDP_NODE)
if (iface <= KERNEL_PID_UNDEF) {
iface = gnrc_ndp_node_next_hop_l2addr(l2addr, l2addr_len, iface, dst, pkt);
}
found_iface = gnrc_ndp_node_next_hop_l2addr(l2addr, l2addr_len, iface, dst, pkt);
#elif !defined(MODULE_GNRC_SIXLOWPAN_ND)
iface = KERNEL_PID_UNDEF;
found_iface = KERNEL_PID_UNDEF;
(void)l2addr;
(void)l2addr_len;
(void)iface;
(void)dst;
(void)pkt;
*l2addr_len = 0;
#endif
return iface;
return found_iface;
}
static void _send(gnrc_pktsnip_t *pkt, bool prep_hdr)