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-rw-r--r--net/bluetooth/hci_core.c14
-rw-r--r--net/bluetooth/hci_event.c6
2 files changed, 19 insertions, 1 deletions
diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c
index cc40f221f5e7..ff6b784c58c5 100644
--- a/net/bluetooth/hci_core.c
+++ b/net/bluetooth/hci_core.c
@@ -1202,6 +1202,17 @@ int hci_add_remote_oob_data(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 *hash,
return 0;
}
+static void hci_clear_adv_cache(unsigned long arg)
+{
+ struct hci_dev *hdev = (void *) arg;
+
+ hci_dev_lock(hdev);
+
+ hci_adv_entries_clear(hdev);
+
+ hci_dev_unlock(hdev);
+}
+
int hci_adv_entries_clear(struct hci_dev *hdev)
{
struct adv_entry *entry, *tmp;
@@ -1330,6 +1341,8 @@ int hci_register_dev(struct hci_dev *hdev)
INIT_LIST_HEAD(&hdev->remote_oob_data);
INIT_LIST_HEAD(&hdev->adv_entries);
+ setup_timer(&hdev->adv_timer, hci_clear_adv_cache,
+ (unsigned long) hdev);
INIT_WORK(&hdev->power_on, hci_power_on);
INIT_WORK(&hdev->power_off, hci_power_off);
@@ -1403,6 +1416,7 @@ int hci_unregister_dev(struct hci_dev *hdev)
hci_unregister_sysfs(hdev);
hci_del_off_timer(hdev);
+ del_timer(&hdev->adv_timer);
destroy_workqueue(hdev->workqueue);
diff --git a/net/bluetooth/hci_event.c b/net/bluetooth/hci_event.c
index 056f7b2fa02f..a90200cac11d 100644
--- a/net/bluetooth/hci_event.c
+++ b/net/bluetooth/hci_event.c
@@ -856,8 +856,12 @@ static void hci_cc_le_set_scan_enable(struct hci_dev *hdev,
hci_dev_lock(hdev);
- if (cp->enable == 0x01)
+ if (cp->enable == 0x01) {
+ del_timer(&hdev->adv_timer);
hci_adv_entries_clear(hdev);
+ } else if (cp->enable == 0x00) {
+ mod_timer(&hdev->adv_timer, jiffies + ADV_CLEAR_TIMEOUT);
+ }
hci_dev_unlock(hdev);
}