From e81be90bdafa48389028249c357a4efcd0fdce53 Mon Sep 17 00:00:00 2001 From: Johan Hedberg Date: Sun, 30 Aug 2015 21:47:20 +0300 Subject: [PATCH] Bluetooth: Use BROKEN_STORED_LINK_KEY quirk for HCI_Read_Stored_Link_Key Some counterfeit CSR controllers also have broken behavior with the HCI_Read_Stored_Link_Key command: < HCI Command: Read Stored Link Key (0x03|0x000d) plen 7 Address: 00:00:00:00:00:00 (OUI 00-00-00) Read all: 0x01 > HCI Event: Command Complete (0x0e) plen 8 Read Stored Link Key (0x03|0x000d) ncmd 1 Status: Unsupported Feature or Parameter Value (0x11) Max num keys: 0 Num keys: 0 Extend the existing HCI_QUIRK_BROKEN_STORED_LINK_KEY to be also used for this HCI command. Reported-and-tested-by: Rhobison Alves Pereira Signed-off-by: Johan Hedberg Signed-off-by: Marcel Holtmann --- net/bluetooth/hci_core.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index adcbc74c2432..5a3602046a8b 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -693,7 +693,8 @@ static void hci_init3_req(struct hci_request *req, unsigned long opt) hci_setup_event_mask(req); - if (hdev->commands[6] & 0x20) { + if (hdev->commands[6] & 0x20 && + !test_bit(HCI_QUIRK_BROKEN_STORED_LINK_KEY, &hdev->quirks)) { struct hci_cp_read_stored_link_key cp; bacpy(&cp.bdaddr, BDADDR_ANY); -- 2.20.1