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diff --git a/sys/dev/wg/if_wg.c b/sys/dev/wg/if_wg.c
--- a/sys/dev/wg/if_wg.c
+++ b/sys/dev/wg/if_wg.c
@@ -2461,8 +2461,12 @@
aipl = nvlist_get_nvlist_array(nvl, "allowed-ips", &allowedip_count);
for (size_t idx = 0; idx < allowedip_count; idx++) {
+ sa_family_t ipaf;
+
if (!nvlist_exists_number(aipl[idx], "cidr"))
continue;
+
+ ipaf = AF_UNSPEC;
cidr = nvlist_get_number(aipl[idx], "cidr");
if (nvlist_exists_binary(aipl[idx], "ipv4")) {
addr = nvlist_get_binary(aipl[idx], "ipv4", &size);
@@ -2470,19 +2474,23 @@
err = EINVAL;
goto out;
}
- if ((err = wg_aip_add(sc, peer, AF_INET, addr, cidr)) != 0)
- goto out;
+
+ ipaf = AF_INET;
} else if (nvlist_exists_binary(aipl[idx], "ipv6")) {
addr = nvlist_get_binary(aipl[idx], "ipv6", &size);
if (addr == NULL || cidr > 128 || size != sizeof(struct in6_addr)) {
err = EINVAL;
goto out;
}
- if ((err = wg_aip_add(sc, peer, AF_INET6, addr, cidr)) != 0)
- goto out;
+
+ ipaf = AF_INET6;
} else {
continue;
}
+
+ MPASS(ipaf != AF_UNSPEC);
+ if ((err = wg_aip_add(sc, peer, ipaf, addr, cidr)) != 0)
+ goto out;
}
}
if (remote != NULL)

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