gnrc/ipv6/nib: allow for predictable static link-local addresses

RIOT-OS · Jan 3, 2024 · 4ca2dab · 4ca2dab
1 parent 26682d8
commit 4ca2dab
Showing 1 changed file with 3 additions and 1 deletion.
diff --git a/sys/net/gnrc/network_layer/ipv6/nib/nib.c b/sys/net/gnrc/network_layer/ipv6/nib/nib.c
@@ -124,7 +124,9 @@ static void _add_static_lladdr(gnrc_netif_t *netif)
     ipv6_addr_t lladdr;
 
     if (ipv6_addr_from_str(&lladdr, lladdr_str) != NULL) {
-        lladdr.u8[15] += netif->pid;
+        if (!IS_ACTIVE(CONFIG_GNRC_IPV6_STATIC_LLADDR_IS_FIXED)) {
+            lladdr.u8[15] += netif->pid;
+        }
         assert(ipv6_addr_is_link_local(&lladdr));
         gnrc_netif_ipv6_addr_add_internal(
                 netif, &lladdr, 64U, GNRC_NETIF_IPV6_ADDRS_FLAGS_STATE_VALID