A link-local address isn't fe80::/10 it's fe80::/64
see http://tools.ietf.org/html/rfc4291#section-2.5.6
for more details.
Signed-off-by: Alexander Aring <alex.ar...@gmail.com>
---
net/ieee802154/6lowpan.h | 7 +++++--
1 file changed, 5 insertions(+), 2 deletions(-)
diff --git a/net/ieee802154/6lowpan.h b/net/ieee802154/6lowpan.h
index 4b8f917..a4a307b 100644
--- a/net/ieee802154/6lowpan.h
+++ b/net/ieee802154/6lowpan.h
@@ -83,8 +83,11 @@
#define ipaddr_prefixcmp(addr1, addr2, length) \
(memcmp(addr1, addr2, length >> 3) == 0)
-/* local link, i.e. FE80::/10 */
-#define is_addr_link_local(a) (((a)->s6_addr16[0]) == htons(0xFE80))
+/* local link, i.e. FE80::/64 */
+#define is_addr_link_local(a) (((a)->s6_addr16[0]) == htons(0xFE80) && \
+ (((a)->s6_addr16[1]) == 0) && \
+ (((a)->s6_addr16[2]) == 0) && \
+ (((a)->s6_addr16[3]) == 0))
/*
* check whether we can compress the IID to 16 bits,
--
1.8.3.3
------------------------------------------------------------------------------
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