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Diffstat (limited to 'net/ipv6/addrconf.c')
-rw-r--r--net/ipv6/addrconf.c9
1 files changed, 9 insertions, 0 deletions
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index c2c26fa0943..4da664538f5 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -862,6 +862,8 @@ static int inline ipv6_saddr_label(const struct in6_addr *addr, int type)
* 2002::/16 2
* ::/96 3
* ::ffff:0:0/96 4
+ * fc00::/7 5
+ * 2001::/32 6
*/
if (type & IPV6_ADDR_LOOPBACK)
return 0;
@@ -869,8 +871,12 @@ static int inline ipv6_saddr_label(const struct in6_addr *addr, int type)
return 3;
else if (type & IPV6_ADDR_MAPPED)
return 4;
+ else if (addr->s6_addr32[0] == htonl(0x20010000))
+ return 6;
else if (addr->s6_addr16[0] == htons(0x2002))
return 2;
+ else if ((addr->s6_addr[0] & 0xfe) == 0xfc)
+ return 5;
return 1;
}
@@ -1069,6 +1075,9 @@ int ipv6_dev_get_saddr(struct net_device *daddr_dev,
if (hiscore.attrs & IPV6_SADDR_SCORE_PRIVACY)
continue;
}
+#else
+ if (hiscore.rule < 7)
+ hiscore.rule++;
#endif
/* Rule 8: Use longest matching prefix */
if (hiscore.rule < 8) {