From: Waldemar Rymarkiewicz <waldemar.rymarkiewicz@tieto.com>
Date: Thu, 28 Apr 2011 10:07:53 +0000 (+0200)
Subject: Bluetooth: Add definitions for link key types
X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=b6020ba055c7f1ca901dc8751ecc7c9de58164db;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git

Bluetooth: Add definitions for link key types

Introduce the link key types defs and use them instead of magic numbers.

Signed-off-by: Waldemar Rymarkiewicz <waldemar.rymarkiewicz@tieto.com>
Signed-off-by: Gustavo F. Padovan <padovan@profusion.mobi>
---

diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index 6138e313d175..e0a3cf1234b2 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h
@@ -246,6 +246,15 @@ enum {
 #define HCI_AT_GENERAL_BONDING		0x04
 #define HCI_AT_GENERAL_BONDING_MITM	0x05
 
+/* Link Key types */
+#define HCI_LK_COMBINATION		0x00
+#define HCI_LK_LOCAL_UNIT		0x01
+#define HCI_LK_REMOTE_UNIT		0x02
+#define HCI_LK_DEBUG_COMBINATION	0x03
+#define HCI_LK_UNAUTH_COMBINATION	0x04
+#define HCI_LK_AUTH_COMBINATION		0x05
+#define HCI_LK_CHANGED_COMBINATION	0x06
+
 /* -----  HCI Commands ---- */
 #define HCI_OP_NOP			0x0000
 
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index 98aa24b92c58..07d0ba35b9a5 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -1050,7 +1050,7 @@ int hci_add_link_key(struct hci_dev *hdev, int new_key, bdaddr_t *bdaddr,
 	if (new_key)
 		mgmt_new_key(hdev->id, key, old_key_type);
 
-	if (type == 0x06)
+	if (type == HCI_LK_CHANGED_COMBINATION)
 		key->type = old_key_type;
 
 	return 0;
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index e64a3de70d77..fbbb63f8a897 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -2053,15 +2053,16 @@ static inline void hci_link_key_request_evt(struct hci_dev *hdev, struct sk_buff
 	BT_DBG("%s found key type %u for %s", hdev->name, key->type,
 							batostr(&ev->bdaddr));
 
-	if (!test_bit(HCI_DEBUG_KEYS, &hdev->flags) && key->type == 0x03) {
+	if (!test_bit(HCI_DEBUG_KEYS, &hdev->flags) &&
+				key->type == HCI_LK_DEBUG_COMBINATION) {
 		BT_DBG("%s ignoring debug key", hdev->name);
 		goto not_found;
 	}
 
 	conn = hci_conn_hash_lookup_ba(hdev, ACL_LINK, &ev->bdaddr);
 
-	if (key->type == 0x04 && conn && conn->auth_type != 0xff &&
-						(conn->auth_type & 0x01)) {
+	if (key->type == HCI_LK_UNAUTH_COMBINATION && conn &&
+			conn->auth_type != 0xff && (conn->auth_type & 0x01)) {
 		BT_DBG("%s ignoring unauthenticated key", hdev->name);
 		goto not_found;
 	}