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ng_ndp: fix ng_ndp_get_next_hop() for FIB fix in #3250

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This commit is contained in:
Martine Lenders 2015-06-29 14:46:36 +02:00
parent 04719b326c
commit 1b4a05e5a8
1 changed files with 7 additions and 4 deletions
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11
sys/net/network_layer/ng_ndp/ng_ndp.c
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@ -415,13 +415,16 @@ kernel_pid_t ng_ndp_next_hop_l2addr(uint8_t *l2addr, uint8_t *l2addr_len,
#ifdef MODULE_FIB #ifdef MODULE_FIB
size_t next_hop_size; size_t next_hop_size;
uint32_t next_hop_flags = 0; uint32_t next_hop_flags = 0;
ng_ipv6_addr_t next_hop_actual; /* FIB copies address into this variable */
if ((next_hop_ip == NULL) && if ((next_hop_ip == NULL) &&
((fib_get_next_hop(&iface, (uint8_t *)next_hop_ip, &next_hop_size, (fib_get_next_hop(&iface, next_hop_actual.u8, &next_hop_size,
&next_hop_flags, (uint8_t *)dst, &next_hop_flags, (uint8_t *)dst,
sizeof(ng_ipv6_addr_t), 0) < 0) || sizeof(ng_ipv6_addr_t), 0) >= 0) &&
(next_hop_size != sizeof(ng_ipv6_addr_t)))) { (next_hop_size == sizeof(ng_ipv6_addr_t))) {
next_hop_ip = NULL; next_hop_ip = &next_hop_actual;
} }
#endif #endif
if ((next_hop_ip == NULL)) { /* no route to host */ if ((next_hop_ip == NULL)) { /* no route to host */