From: Johan Hedberg <johan.hedberg@xxxxxxxxx>
Passing the needed inquiry length to bredr_inquiry() makes it possible
to also use this helper for interleaved discovery where the controller
doesn't support simultaneous Inquiry & LE scan.
Signed-off-by: Johan Hedberg <johan.hedberg@xxxxxxxxx>
---
net/bluetooth/hci_request.c | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/net/bluetooth/hci_request.c b/net/bluetooth/hci_request.c
index 3219ee66faad..98827e7631ca 100644
--- a/net/bluetooth/hci_request.c
+++ b/net/bluetooth/hci_request.c
@@ -1044,6 +1044,7 @@ static void le_scan_restart_work(struct work_struct *work)
static int bredr_inquiry(struct hci_request *req, unsigned long opt)
{
+ u8 length = opt;
struct hci_cp_inquiry cp;
/* General inquiry access code (GIAC) */
u8 lap[3] = { 0x33, 0x8b, 0x9e };
@@ -1056,7 +1057,7 @@ static int bredr_inquiry(struct hci_request *req, unsigned long opt)
memset(&cp, 0, sizeof(cp));
memcpy(&cp.lap, lap, sizeof(cp.lap));
- cp.length = DISCOV_BREDR_INQUIRY_LEN;
+ cp.length = length;
hci_req_add(req, HCI_OP_INQUIRY, sizeof(cp), &cp);
@@ -1150,7 +1151,7 @@ static int interleaved_discov(struct hci_request *req, unsigned long opt)
if (err)
return err;
- return bredr_inquiry(req, opt);
+ return bredr_inquiry(req, DISCOV_BREDR_INQUIRY_LEN);
}
static void start_discovery(struct hci_dev *hdev, u8 *status)
@@ -1162,7 +1163,8 @@ static void start_discovery(struct hci_dev *hdev, u8 *status)
switch (hdev->discovery.type) {
case DISCOV_TYPE_BREDR:
if (!hci_dev_test_flag(hdev, HCI_INQUIRY))
- hci_req_sync(hdev, bredr_inquiry, 0, HCI_CMD_TIMEOUT,
+ hci_req_sync(hdev, bredr_inquiry,
+ DISCOV_BREDR_INQUIRY_LEN, HCI_CMD_TIMEOUT,
status);
return;
case DISCOV_TYPE_INTERLEAVED:
--
2.5.0
--
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