From: Anderson Briglia <anderson.briglia@xxxxxxxxxxxxx>
This patch prevents a crash when remote host tries to create a LE
link which already exists. i.e.: call l2test twice passing the
same parameters.
Signed-off-by: Anderson Briglia <anderson.briglia@xxxxxxxxxxxxx>
Signed-off-by: Ville Tervo <ville.tervo@xxxxxxxxx>
---
net/bluetooth/hci_conn.c | 5 +++--
1 files changed, 3 insertions(+), 2 deletions(-)
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index a050a69..d401775 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -429,8 +429,9 @@ struct hci_conn *hci_connect(struct hci_dev *hdev, int type, bdaddr_t *dst, __u8
if (type == LE_LINK) {
le = hci_conn_hash_lookup_ba(hdev, LE_LINK, dst);
- if (!le)
- le = hci_conn_add(hdev, LE_LINK, dst);
+ if (le)
+ return NULL;
+ le = hci_conn_add(hdev, LE_LINK, dst);
if (!le)
return NULL;
if (le->state == BT_OPEN)
--
1.7.1
--
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