This patch removes handling to remove short address for a neigbour entry
if RS/RA/NS/NA doesn't contain a short address. If these messages
doesn't has any short address option, the existing short address from
ndisc cache will be used.
Signed-off-by: Alexander Aring <aar@xxxxxxxxxxxxxx>
---
net/6lowpan/ndisc.c | 2 --
1 file changed, 2 deletions(-)
diff --git a/net/6lowpan/ndisc.c b/net/6lowpan/ndisc.c
index 86450b7..941df2f 100644
--- a/net/6lowpan/ndisc.c
+++ b/net/6lowpan/ndisc.c
@@ -101,8 +101,6 @@ static void lowpan_ndisc_802154_update(struct neighbour *n, u32 flags,
ieee802154_be16_to_le16(&neigh->short_addr, lladdr_short);
if (!lowpan_802154_is_valid_src_short_addr(neigh->short_addr))
neigh->short_addr = cpu_to_le16(IEEE802154_ADDR_SHORT_UNSPEC);
- } else {
- neigh->short_addr = cpu_to_le16(IEEE802154_ADDR_SHORT_UNSPEC);
}
write_unlock_bh(&n->lock);
}
--
2.9.0
--
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