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Fix compile without IPv6 zone support

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Fixed warning about unreachable code because ip6_addr_has_zone is always 0
This commit is contained in:
Dirk Ziegelmeier 2017-02-05 13:33:10 +01:00
parent 46f4584796
commit 8a34570b83
1 changed files with 4 additions and 1 deletions
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5
src/core/ipv6/ip6.c
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@ -137,6 +137,7 @@ ip6_route(const ip6_addr_t *src, const ip6_addr_t *dest)
ip6_addr_ismulticast_linklocal(dest) || ip6_addr_islinklocal(src) || ip6_addr_ismulticast_linklocal(dest) || ip6_addr_islinklocal(src) ||
#endif /* LWIP_IPV6_SCOPES */ #endif /* LWIP_IPV6_SCOPES */
ip6_addr_isloopback(src)) { ip6_addr_isloopback(src)) {
#if LWIP_IPV6_SCOPES
if (ip6_addr_has_zone(src)) { if (ip6_addr_has_zone(src)) {
/* Find a netif matching the source zone (relatively cheap). */ /* Find a netif matching the source zone (relatively cheap). */
for (netif = netif_list; netif != NULL; netif = netif->next) { for (netif = netif_list; netif != NULL; netif = netif->next) {
@ -145,7 +146,9 @@ ip6_route(const ip6_addr_t *src, const ip6_addr_t *dest)
return netif; return netif;
} }
} }
} else { } else
#endif /* LWIP_IPV6_SCOPES */
{
/* Find a netif matching the source address (relatively expensive). */ /* Find a netif matching the source address (relatively expensive). */
for (netif = netif_list; netif != NULL; netif = netif->next) { for (netif = netif_list; netif != NULL; netif = netif->next) {
if (!netif_is_up(netif) || !netif_is_link_up(netif)) { if (!netif_is_up(netif) || !netif_is_link_up(netif)) {