[PATCH] bluetooth: Fix possible NULL dereference

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



From: Andrei Emeltchenko <andrei.emeltchenko@xxxxxxxxx>

conn might be NULL and would be dereferenced in conn_set_key()
---
 net/bluetooth/hci_event.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index bd0a801..95f8057 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -3312,7 +3312,7 @@ static void hci_link_key_notify_evt(struct hci_dev *hdev, struct sk_buff *skb)
 	/* Update connection information since adding the key will have
 	 * fixed up the type in the case of changed combination keys.
 	 */
-	if (ev->key_type == HCI_LK_CHANGED_COMBINATION)
+	if (conn && ev->key_type == HCI_LK_CHANGED_COMBINATION)
 		conn_set_key(conn, key->type, key->pin_len);
 
 	mgmt_new_link_key(hdev, key, persistent);
-- 
1.9.1

--
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




[Index of Archives]     [Bluez Devel]     [Linux Wireless Networking]     [Linux Wireless Personal Area Networking]     [Linux ATH6KL]     [Linux USB Devel]     [Linux Media Drivers]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [Big List of Linux Books]

  Powered by Linux