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Commit f99353cf authored by Johan Hedberg's avatar Johan Hedberg Committed by Marcel Holtmann
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Bluetooth: Fix trying to initiate connections when acting as LE slave 



When we have at least one LE slave connection most (probably all)
controllers will refuse to initiate any new connections. To avoid
unnecessary failures simply check for this situation up-front and skip
the connection attempt.

Signed-off-by: default avatarJohan Hedberg <johan.hedberg@intel.com>
Signed-off-by: default avatarMarcel Holtmann <marcel@holtmann.org>
parent f8218dc6

net/bluetooth/hci_event.c

+6 −0
Original line number Diff line number Diff line
@@ -4246,6 +4246,12 @@ static void check_pending_le_conn(struct hci_dev *hdev, bdaddr_t *addr, 
	if (hci_bdaddr_list_lookup(&hdev->blacklist, addr, addr_type))

		return;



	/* Most controller will fail if we try to create new connections

	 * while we have an existing one in slave role.

	 */

	if (hdev->conn_hash.le_num_slave > 0)

		return;



	/* If we're connectable, always connect any ADV_DIRECT_IND event */

	if (test_bit(HCI_CONNECTABLE, &hdev->dev_flags) &&

	    adv_type == LE_ADV_DIRECT_IND)