diff options
Diffstat (limited to 'net')
| -rw-r--r-- | net/bluetooth/hci_core.c | 15 | ||||
| -rw-r--r-- | net/bluetooth/smp.c | 9 |
2 files changed, 10 insertions, 14 deletions
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index 886cc44..2709335 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -60,8 +60,6 @@ static void hci_tx_task(unsigned long arg); static DEFINE_RWLOCK(hci_task_lock); -static int enable_smp; - /* HCI device list */ LIST_HEAD(hci_dev_list); DEFINE_RWLOCK(hci_dev_list_lock); @@ -1368,14 +1366,6 @@ int hci_add_adv_entry(struct hci_dev *hdev, return 0; } -static struct crypto_blkcipher *alloc_cypher(void) -{ - if (enable_smp) - return crypto_alloc_blkcipher("ecb(aes)", 0, CRYPTO_ALG_ASYNC); - - return ERR_PTR(-ENOTSUPP); -} - /* Register HCI device */ int hci_register_dev(struct hci_dev *hdev) { @@ -1460,7 +1450,7 @@ int hci_register_dev(struct hci_dev *hdev) if (!hdev->workqueue) goto nomem; - hdev->tfm = alloc_cypher(); + hdev->tfm = crypto_alloc_blkcipher("ecb(aes)", 0, CRYPTO_ALG_ASYNC); if (IS_ERR(hdev->tfm)) BT_INFO("Failed to load transform for ecb(aes): %ld", PTR_ERR(hdev->tfm)); @@ -2352,6 +2342,3 @@ static void hci_cmd_task(unsigned long arg) } } } - -module_param(enable_smp, bool, 0644); -MODULE_PARM_DESC(enable_smp, "Enable SMP support (LE only)"); diff --git a/net/bluetooth/smp.c b/net/bluetooth/smp.c index a36f870..ba55bd4 100644 --- a/net/bluetooth/smp.c +++ b/net/bluetooth/smp.c @@ -434,6 +434,9 @@ int smp_conn_security(struct l2cap_conn *conn, __u8 sec_level) BT_DBG("conn %p hcon %p level 0x%2.2x", conn, hcon, sec_level); + if (!lmp_host_le_capable(hcon->hdev)) + return 1; + if (IS_ERR(hcon->hdev->tfm)) return 1; @@ -477,6 +480,12 @@ int smp_sig_channel(struct l2cap_conn *conn, struct sk_buff *skb) __u8 reason; int err = 0; + if (!lmp_host_le_capable(conn->hcon->hdev)) { + err = -ENOTSUPP; + reason = SMP_PAIRING_NOTSUPP; + goto done; + } + if (IS_ERR(conn->hcon->hdev->tfm)) { err = PTR_ERR(conn->hcon->hdev->tfm); reason = SMP_PAIRING_NOTSUPP; |
