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authorAndre Guedes <andre.guedes@openbossa.org>2011-06-30 19:20:56 -0300
committerGustavo F. Padovan <padovan@profusion.mobi>2011-07-06 19:10:45 -0300
commit2e65c9d2c5206eb24439f2dd2daa2f6702df358e (patch)
tree99616f3fc5479315ed288eb17841053d9277f572 /net/bluetooth
parenteead27da60df80a112d1ac3ea482226e9794c26b (diff)
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Bluetooth: Remove enable_smp parameter
The enable_smp parameter is no longer needed. It can be replaced by checking lmp_host_le_capable. Signed-off-by: Andre Guedes <andre.guedes@openbossa.org> Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
Diffstat (limited to 'net/bluetooth')
-rw-r--r--net/bluetooth/hci_core.c15
-rw-r--r--net/bluetooth/smp.c9
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;
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