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-rw-r--r--net/bluetooth/6lowpan.c13
1 files changed, 13 insertions, 0 deletions
diff --git a/net/bluetooth/6lowpan.c b/net/bluetooth/6lowpan.c
index 5532e6e804f0..b229aed3bf9a 100644
--- a/net/bluetooth/6lowpan.c
+++ b/net/bluetooth/6lowpan.c
@@ -671,6 +671,14 @@ static struct l2cap_chan *chan_open(struct l2cap_chan *pchan)
return chan;
}
+static void set_ip_addr_bits(u8 addr_type, u8 *addr)
+{
+ if (addr_type == BDADDR_LE_PUBLIC)
+ *addr |= 0x02;
+ else
+ *addr &= ~0x02;
+}
+
static struct l2cap_chan *add_peer_chan(struct l2cap_chan *chan,
struct lowpan_dev *dev)
{
@@ -693,6 +701,11 @@ static struct l2cap_chan *add_peer_chan(struct l2cap_chan *chan,
memcpy(&peer->eui64_addr, (u8 *)&peer->peer_addr.s6_addr + 8,
EUI64_ADDR_LEN);
+ /* IPv6 address needs to have the U/L bit set properly so toggle
+ * it back here.
+ */
+ set_ip_addr_bits(chan->dst_type, (u8 *)&peer->peer_addr.s6_addr + 8);
+
write_lock_irqsave(&devices_lock, flags);
INIT_LIST_HEAD(&peer->list);
peer_add(dev, peer);
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