If discovery procedure is already running then EINPROGRESS command status should be returned. Signed-off-by: Andre Guedes <andre.guedes@xxxxxxxxxxxxx> --- net/bluetooth/mgmt.c | 6 ++++++ 1 files changed, 6 insertions(+), 0 deletions(-) diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c index 6102648..83693ac 100644 --- a/net/bluetooth/mgmt.c +++ b/net/bluetooth/mgmt.c @@ -1632,6 +1632,12 @@ static int start_discovery(struct sock *sk, u16 index) hci_dev_lock_bh(hdev); + if (mgmt_pending_find(MGMT_OP_START_DISCOVERY, index)) { + err = cmd_status(sk, index, MGMT_OP_START_DISCOVERY, + EINPROGRESS); + goto failed; + } + cmd = mgmt_pending_add(sk, MGMT_OP_START_DISCOVERY, index, NULL, 0); if (!cmd) { err = -ENOMEM; -- 1.7.4.1 -- To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html