From dfc94dbdb999154dc2ff44e6011a4912c0b29e88 Mon Sep 17 00:00:00 2001 From: Andrzej Kaczmarek Date: Wed, 30 May 2012 15:39:21 +0200 Subject: [PATCH] Bluetooth: Allow only one LE connection attempt Only one outgoing LE connection attempt should be possible. hci_connect() will now return -EBUSY in case there's another pending outgoing connection. Signed-off-by: Andrzej Kaczmarek Signed-off-by: Gustavo Padovan --- net/bluetooth/hci_conn.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c index 1458667b2845..2fcced377e50 100644 --- a/net/bluetooth/hci_conn.c +++ b/net/bluetooth/hci_conn.c @@ -483,6 +483,11 @@ struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, if (type == LE_LINK) { le = hci_conn_hash_lookup_ba(hdev, LE_LINK, dst); if (!le) { + le = hci_conn_hash_lookup_state(hdev, LE_LINK, + BT_CONNECT); + if (le) + return ERR_PTR(-EBUSY); + le = hci_conn_add(hdev, LE_LINK, dst); if (!le) return ERR_PTR(-ENOMEM); -- 2.39.2