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Diffstat (limited to 'net/bluetooth/hci_event.c')
-rw-r--r--net/bluetooth/hci_event.c20
1 files changed, 20 insertions, 0 deletions
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 322abbbbcef9..39a5c8a01726 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -257,6 +257,8 @@ static void hci_cc_write_auth_enable(struct hci_dev *hdev, struct sk_buff *skb)
if (!sent)
return;
+ hci_dev_lock(hdev);
+
if (!status) {
__u8 param = *((__u8 *) sent);
@@ -268,6 +270,8 @@ static void hci_cc_write_auth_enable(struct hci_dev *hdev, struct sk_buff *skb)
if (test_bit(HCI_MGMT, &hdev->dev_flags))
mgmt_auth_enable_complete(hdev, status);
+
+ hci_dev_unlock(hdev);
}
static void hci_cc_write_encrypt_mode(struct hci_dev *hdev, struct sk_buff *skb)
@@ -443,6 +447,8 @@ static void hci_cc_write_ssp_mode(struct hci_dev *hdev, struct sk_buff *skb)
if (!sent)
return;
+ hci_dev_lock(hdev);
+
if (!status) {
if (sent->mode)
hdev->features[1][0] |= LMP_HOST_SSP;
@@ -458,6 +464,8 @@ static void hci_cc_write_ssp_mode(struct hci_dev *hdev, struct sk_buff *skb)
else
clear_bit(HCI_SSP_ENABLED, &hdev->dev_flags);
}
+
+ hci_dev_unlock(hdev);
}
static void hci_cc_write_sc_support(struct hci_dev *hdev, struct sk_buff *skb)
@@ -471,6 +479,8 @@ static void hci_cc_write_sc_support(struct hci_dev *hdev, struct sk_buff *skb)
if (!sent)
return;
+ hci_dev_lock(hdev);
+
if (!status) {
if (sent->support)
hdev->features[1][0] |= LMP_HOST_SC;
@@ -486,6 +496,8 @@ static void hci_cc_write_sc_support(struct hci_dev *hdev, struct sk_buff *skb)
else
clear_bit(HCI_SC_ENABLED, &hdev->dev_flags);
}
+
+ hci_dev_unlock(hdev);
}
static void hci_cc_read_local_version(struct hci_dev *hdev, struct sk_buff *skb)
@@ -1135,6 +1147,8 @@ static void hci_cc_le_set_scan_enable(struct hci_dev *hdev,
if (!cp)
return;
+ hci_dev_lock(hdev);
+
switch (cp->enable) {
case LE_SCAN_ENABLE:
set_bit(HCI_LE_SCAN, &hdev->dev_flags);
@@ -1184,6 +1198,8 @@ static void hci_cc_le_set_scan_enable(struct hci_dev *hdev,
BT_ERR("Used reserved LE_Scan_Enable param %d", cp->enable);
break;
}
+
+ hci_dev_unlock(hdev);
}
static void hci_cc_le_read_white_list_size(struct hci_dev *hdev,
@@ -1278,6 +1294,8 @@ static void hci_cc_write_le_host_supported(struct hci_dev *hdev,
if (!sent)
return;
+ hci_dev_lock(hdev);
+
if (sent->le) {
hdev->features[1][0] |= LMP_HOST_LE;
set_bit(HCI_LE_ENABLED, &hdev->dev_flags);
@@ -1291,6 +1309,8 @@ static void hci_cc_write_le_host_supported(struct hci_dev *hdev,
hdev->features[1][0] |= LMP_HOST_LE_BREDR;
else
hdev->features[1][0] &= ~LMP_HOST_LE_BREDR;
+
+ hci_dev_unlock(hdev);
}
static void hci_cc_set_adv_param(struct hci_dev *hdev, struct sk_buff *skb)