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authorJakub Kicinski <jakub.kicinski@netronome.com>2019-11-24 18:46:13 -0800
committerJakub Kicinski <jakub.kicinski@netronome.com>2019-11-24 18:57:52 -0800
commit5f04ed74a8a3bcb2122738b7eda857187e85aa34 (patch)
tree7075c3fb36f28074caed4e8aa6e504263d21c98c /net
parentdc83ef22cdb483027f1bf0892e466433ec5299bf (diff)
parenta4f95f31a9f38d9bb1fd313fcc2d0c0d48116ee3 (diff)
downloadlinux-5f04ed74a8a3bcb2122738b7eda857187e85aa34.tar.bz2
Merge branch 'for-upstream' of git://git.kernel.org/pub/scm/linux/kernel/git/bluetooth/bluetooth-next
Johan Hedberg says: ==================== pull request: bluetooth-next 2019-11-24 Here's one last bluetooth-next pull request for the 5.5 kernel: - Fix BDADDR_PROPERTY & INVALID_BDADDR quirk handling - Added support for BCM4334B0 and BCM4335A0 controllers - A few other smaller fixes related to locking and memory leaks ==================== Signed-off-by: Jakub Kicinski <jakub.kicinski@netronome.com>
Diffstat (limited to 'net')
-rw-r--r--net/bluetooth/hci_conn.c4
-rw-r--r--net/bluetooth/hci_core.c26
-rw-r--r--net/bluetooth/l2cap_core.c4
3 files changed, 28 insertions, 6 deletions
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index 7ff92dd4c53c..87691404d0c6 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -1176,8 +1176,10 @@ struct hci_conn *hci_connect_le_scan(struct hci_dev *hdev, bdaddr_t *dst,
if (!conn)
return ERR_PTR(-ENOMEM);
- if (hci_explicit_conn_params_set(hdev, dst, dst_type) < 0)
+ if (hci_explicit_conn_params_set(hdev, dst, dst_type) < 0) {
+ hci_conn_del(conn);
return ERR_PTR(-EBUSY);
+ }
conn->state = BT_CONNECT;
set_bit(HCI_CONN_SCANNING, &conn->flags);
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 0cc9ce917222..9e19d5a3aac8 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -1444,11 +1444,20 @@ static int hci_dev_do_open(struct hci_dev *hdev)
if (hci_dev_test_flag(hdev, HCI_SETUP) ||
test_bit(HCI_QUIRK_NON_PERSISTENT_SETUP, &hdev->quirks)) {
+ bool invalid_bdaddr;
+
hci_sock_dev_event(hdev, HCI_DEV_SETUP);
if (hdev->setup)
ret = hdev->setup(hdev);
+ /* The transport driver can set the quirk to mark the
+ * BD_ADDR invalid before creating the HCI device or in
+ * its setup callback.
+ */
+ invalid_bdaddr = test_bit(HCI_QUIRK_INVALID_BDADDR,
+ &hdev->quirks);
+
if (ret)
goto setup_failed;
@@ -1457,20 +1466,33 @@ static int hci_dev_do_open(struct hci_dev *hdev)
hci_dev_get_bd_addr_from_property(hdev);
if (bacmp(&hdev->public_addr, BDADDR_ANY) &&
- hdev->set_bdaddr)
+ hdev->set_bdaddr) {
ret = hdev->set_bdaddr(hdev,
&hdev->public_addr);
+
+ /* If setting of the BD_ADDR from the device
+ * property succeeds, then treat the address
+ * as valid even if the invalid BD_ADDR
+ * quirk indicates otherwise.
+ */
+ if (!ret)
+ invalid_bdaddr = false;
+ }
}
setup_failed:
/* The transport driver can set these quirks before
* creating the HCI device or in its setup callback.
*
+ * For the invalid BD_ADDR quirk it is possible that
+ * it becomes a valid address if the bootloader does
+ * provide it (see above).
+ *
* In case any of them is set, the controller has to
* start up as unconfigured.
*/
if (test_bit(HCI_QUIRK_EXTERNAL_CONFIG, &hdev->quirks) ||
- test_bit(HCI_QUIRK_INVALID_BDADDR, &hdev->quirks))
+ invalid_bdaddr)
hci_dev_set_flag(hdev, HCI_UNCONFIGURED);
/* For an unconfigured controller it is required to
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index da7fdbdf9c41..a845786258a0 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -4936,10 +4936,8 @@ void __l2cap_physical_cfm(struct l2cap_chan *chan, int result)
BT_DBG("chan %p, result %d, local_amp_id %d, remote_amp_id %d",
chan, result, local_amp_id, remote_amp_id);
- if (chan->state == BT_DISCONN || chan->state == BT_CLOSED) {
- l2cap_chan_unlock(chan);
+ if (chan->state == BT_DISCONN || chan->state == BT_CLOSED)
return;
- }
if (chan->state != BT_CONNECTED) {
l2cap_do_create(chan, result, local_amp_id, remote_amp_id);