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authorPatrik Flykt <patrik.flykt@linux.intel.com>2017-03-12 10:19:33 +0200
committerMarcel Holtmann <marcel@holtmann.org>2017-04-12 22:02:36 +0200
commitc259d1413b195c57e708f324eed41668a37ba6ec (patch)
tree4ab0fa5aff8ae999296c0c5701e572314f67bdde /net/bluetooth/6lowpan.c
parent730ce397cd38e1cce257a44493b6c90edf102824 (diff)
downloadlinux-c259d1413b195c57e708f324eed41668a37ba6ec.tar.bz2
bluetooth: Set 6 byte device addresses
Set BTLE MAC addresses that are 6 bytes long and not 8 bytes that are used in other places with 6lowpan. Signed-off-by: Patrik Flykt <patrik.flykt@linux.intel.com> Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com> Reviewed-by: Stefan Schmidt <stefan@osg.samsung.com> Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
Diffstat (limited to 'net/bluetooth/6lowpan.c')
-rw-r--r--net/bluetooth/6lowpan.c19
1 files changed, 8 insertions, 11 deletions
diff --git a/net/bluetooth/6lowpan.c b/net/bluetooth/6lowpan.c
index d491529332f4..bad0e9d1ea20 100644
--- a/net/bluetooth/6lowpan.c
+++ b/net/bluetooth/6lowpan.c
@@ -80,6 +80,8 @@ struct lowpan_btle_dev {
struct delayed_work notify_peers;
};
+static void set_addr(u8 *eui, u8 *addr, u8 addr_type);
+
static inline struct lowpan_btle_dev *
lowpan_btle_dev(const struct net_device *netdev)
{
@@ -272,9 +274,10 @@ static int give_skb_to_upper(struct sk_buff *skb, struct net_device *dev)
static int iphc_decompress(struct sk_buff *skb, struct net_device *netdev,
struct l2cap_chan *chan)
{
- const u8 *saddr, *daddr;
+ const u8 *saddr;
struct lowpan_btle_dev *dev;
struct lowpan_peer *peer;
+ unsigned char eui64_daddr[EUI64_ADDR_LEN];
dev = lowpan_btle_dev(netdev);
@@ -285,9 +288,9 @@ static int iphc_decompress(struct sk_buff *skb, struct net_device *netdev,
return -EINVAL;
saddr = peer->eui64_addr;
- daddr = dev->netdev->dev_addr;
+ set_addr(&eui64_daddr[0], chan->src.b, chan->src_type);
- return lowpan_header_decompress(skb, netdev, daddr, saddr);
+ return lowpan_header_decompress(skb, netdev, &eui64_daddr, saddr);
}
static int recv_pkt(struct sk_buff *skb, struct net_device *dev,
@@ -681,13 +684,6 @@ static void set_addr(u8 *eui, u8 *addr, u8 addr_type)
BT_DBG("type %d addr %*phC", addr_type, 8, eui);
}
-static void set_dev_addr(struct net_device *netdev, bdaddr_t *addr,
- u8 addr_type)
-{
- netdev->addr_assign_type = NET_ADDR_PERM;
- set_addr(netdev->dev_addr, addr->b, addr_type);
-}
-
static void ifup(struct net_device *netdev)
{
int err;
@@ -803,7 +799,8 @@ static int setup_netdev(struct l2cap_chan *chan, struct lowpan_btle_dev **dev)
if (!netdev)
return -ENOMEM;
- set_dev_addr(netdev, &chan->src, chan->src_type);
+ netdev->addr_assign_type = NET_ADDR_PERM;
+ baswap((void *)netdev->dev_addr, &chan->src);
netdev->netdev_ops = &netdev_ops;
SET_NETDEV_DEV(netdev, &chan->conn->hcon->hdev->dev);