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authorMarcel Holtmann <marcel@holtmann.org>2013-10-13 05:23:59 -0700
committerJohan Hedberg <johan.hedberg@intel.com>2013-10-13 17:47:37 +0300
commit662e8820f38dcc458e0d4769194db5ed3469224f (patch)
treee96b01e450e6cfc5e6ae328459dd1fcff3d2e1cf
parentBluetooth: Store the source address type of LE connections (diff)
downloadlinux-dev-662e8820f38dcc458e0d4769194db5ed3469224f.tar.xz
linux-dev-662e8820f38dcc458e0d4769194db5ed3469224f.zip
Bluetooth: Store source address of HCI connections
The source addressed was based on the public address of the HCI device, but with LE connections this not always the case. For example single mode LE-only controllers would use a static random address. And this address is configured by userspace. To not complicate the lookup of what kind of address is in use, store the correct source address for each HCI connection. Signed-off-by: Marcel Holtmann <marcel@holtmann.org> Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
-rw-r--r--include/net/bluetooth/hci_core.h1
-rw-r--r--net/bluetooth/hci_conn.c7
2 files changed, 6 insertions, 2 deletions
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 714da9ea465e..0326b160b89a 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h
@@ -300,6 +300,7 @@ struct hci_conn {
bdaddr_t dst;
__u8 dst_type;
+ bdaddr_t src;
__u8 src_type;
__u16 handle;
__u16 state;
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index d9f7f93b813e..ff04b051792d 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -381,6 +381,7 @@ struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst)
return NULL;
bacpy(&conn->dst, dst);
+ bacpy(&conn->src, &hdev->bdaddr);
conn->hdev = hdev;
conn->type = type;
conn->mode = HCI_CM_ACTIVE;
@@ -624,10 +625,12 @@ static struct hci_conn *hci_connect_le(struct hci_dev *hdev, bdaddr_t *dst,
else
conn->dst_type = ADDR_LE_DEV_RANDOM;
- if (bacmp(&hdev->bdaddr, BDADDR_ANY))
+ if (bacmp(&conn->src, BDADDR_ANY)) {
conn->src_type = ADDR_LE_DEV_PUBLIC;
- else
+ } else {
+ bacpy(&conn->src, &hdev->static_addr);
conn->src_type = ADDR_LE_DEV_RANDOM;
+ }
conn->state = BT_CONNECT;
conn->out = true;