[PATCH 2/3] Bluetooth Convert hdev->ssp_mode to a flag
From: <hidden>
Date: 2012-01-19 09:42:52
Subsystem:
bluetooth subsystem, the rest · Maintainers:
Marcel Holtmann, Luiz Augusto von Dentz, Linus Torvalds
From: Johan Hedberg <redacted> The ssp_mode is essentially just a boolean so it's more appropriate to have it simply as a flag in hdev->dev_flags. Signed-off-by: Johan Hedberg <redacted> --- include/net/bluetooth/hci.h | 1 + include/net/bluetooth/hci_core.h | 1 - net/bluetooth/hci_conn.c | 6 +++--- net/bluetooth/hci_event.c | 17 ++++++++++++----- net/bluetooth/mgmt.c | 4 ++-- 5 files changed, 18 insertions(+), 11 deletions(-)
diff --git a/include/net/bluetooth/hci.h b/include/net/bluetooth/hci.h
index dd2cc6c..cb9097a 100644
--- a/include/net/bluetooth/hci.h
+++ b/include/net/bluetooth/hci.h@@ -94,6 +94,7 @@ enum { HCI_DEBUG_KEYS, HCI_LE_SCAN, + HCI_SSP_ENABLED, }; /* HCI ioctl defines */
diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h
index 7a03311..94ba869 100644
--- a/include/net/bluetooth/hci_core.h
+++ b/include/net/bluetooth/hci_core.h@@ -144,7 +144,6 @@ struct hci_dev { __u8 features[8]; __u8 host_features[8]; __u8 commands[64]; - __u8 ssp_mode; __u8 hci_ver; __u16 hci_rev; __u8 lmp_ver;
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index 8288e30..6ec259e 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c@@ -609,8 +609,8 @@ int hci_conn_check_link_mode(struct hci_conn *conn) BT_DBG("conn %p", conn); if (test_bit(HCI_CONN_SSP_ENABLED, &conn->flags) && - conn->hdev->ssp_mode > 0 && - !(conn->link_mode & HCI_LM_ENCRYPT)) + test_bit(HCI_SSP_ENABLED, &conn->hdev->dev_flags) && + !(conn->link_mode & HCI_LM_ENCRYPT)) return 0; return 1;
@@ -674,7 +674,7 @@ int hci_conn_security(struct hci_conn *conn, __u8 sec_level, __u8 auth_type) key. */ if (sec_level == BT_SECURITY_LOW && (!test_bit(HCI_CONN_SSP_ENABLED, &conn->flags) || - !conn->hdev->ssp_mode)) + !test_bit(HCI_SSP_ENABLED, &conn->hdev->dev_flags))) return 1; /* For other security levels we need the link key. */
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index cbb0fa2..3163d18 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c@@ -429,7 +429,10 @@ static void hci_cc_read_ssp_mode(struct hci_dev *hdev, struct sk_buff *skb) if (rp->status) return; - hdev->ssp_mode = rp->mode; + if (rp->mode) + set_bit(HCI_SSP_ENABLED, &hdev->dev_flags); + else + clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags); } static void hci_cc_write_ssp_mode(struct hci_dev *hdev, struct sk_buff *skb)
@@ -446,7 +449,10 @@ static void hci_cc_write_ssp_mode(struct hci_dev *hdev, struct sk_buff *skb) if (!sent) return; - hdev->ssp_mode = *((__u8 *) sent); + if (*((u8 *) sent)) + set_bit(HCI_SSP_ENABLED, &hdev->dev_flags); + else + clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags); } static u8 hci_get_inquiry_mode(struct hci_dev *hdev)
@@ -1264,7 +1270,7 @@ static int hci_outgoing_auth_needed(struct hci_dev *hdev, /* Only request authentication for SSP connections or non-SSP * devices with sec_level HIGH or if MITM protection is requested */ - if (!(hdev->ssp_mode > 0 && + if (!(test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) && test_bit(HCI_CONN_SSP_ENABLED, &conn->flags)) && conn->pending_sec_level != BT_SECURITY_HIGH && !(conn->auth_type & 0x01))
@@ -1840,7 +1846,7 @@ static inline void hci_auth_complete_evt(struct hci_dev *hdev, struct sk_buff *s if (!ev->status) { if (!(test_bit(HCI_CONN_SSP_ENABLED, &conn->flags) && - hdev->ssp_mode > 0) && + test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) && test_bit(HCI_CONN_REAUTH_PEND, &conn->flags)) { BT_INFO("re-auth of legacy device is not possible."); } else {
@@ -1855,7 +1861,8 @@ static inline void hci_auth_complete_evt(struct hci_dev *hdev, struct sk_buff *s clear_bit(HCI_CONN_REAUTH_PEND, &conn->flags); if (conn->state == BT_CONFIG) { - if (!ev->status && hdev->ssp_mode > 0 && + if (!ev->status && + test_bit(HCI_SSP_ENABLED, &hdev->dev_flags) && test_bit(HCI_CONN_SSP_ENABLED, &conn->flags)) { struct hci_cp_set_conn_encrypt cp; cp.handle = ev->handle;
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index ae9283d..8970799 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c@@ -297,7 +297,7 @@ static u32 get_current_settings(struct hci_dev *hdev) if (test_bit(HCI_AUTH, &hdev->flags)) settings |= MGMT_SETTING_LINK_SECURITY; - if (hdev->ssp_mode > 0) + if (test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) settings |= MGMT_SETTING_SSP; return settings;
@@ -416,7 +416,7 @@ static int update_eir(struct hci_dev *hdev) if (!(hdev->features[6] & LMP_EXT_INQ)) return 0; - if (hdev->ssp_mode == 0) + if (!test_bit(HCI_SSP_ENABLED, &hdev->dev_flags)) return 0; if (test_bit(HCI_SERVICE_CACHE, &hdev->dev_flags))
--
1.7.8.3