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Diffstat (limited to 'net/bluetooth/mgmt.c')
-rw-r--r--net/bluetooth/mgmt.c28
1 files changed, 8 insertions, 20 deletions
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 468402ad933c..9ce2bb2fc977 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -5788,10 +5788,10 @@ static int read_adv_features(struct sock *sk, struct hci_dev *hdev,
{
struct mgmt_rp_read_adv_features *rp;
size_t rp_len;
- int err, i;
- bool instance;
+ int err;
struct adv_info *adv_instance;
u32 supported_flags;
+ u8 *instance;
BT_DBG("%s", hdev->name);
@@ -5801,12 +5801,7 @@ static int read_adv_features(struct sock *sk, struct hci_dev *hdev,
hci_dev_lock(hdev);
- rp_len = sizeof(*rp);
-
- instance = hci_dev_test_flag(hdev, HCI_ADVERTISING_INSTANCE);
- if (instance)
- rp_len += hdev->adv_instance_cnt;
-
+ rp_len = sizeof(*rp) + hdev->adv_instance_cnt;
rp = kmalloc(rp_len, GFP_ATOMIC);
if (!rp) {
hci_dev_unlock(hdev);
@@ -5819,19 +5814,12 @@ static int read_adv_features(struct sock *sk, struct hci_dev *hdev,
rp->max_adv_data_len = HCI_MAX_AD_LENGTH;
rp->max_scan_rsp_len = HCI_MAX_AD_LENGTH;
rp->max_instances = HCI_MAX_ADV_INSTANCES;
+ rp->num_instances = hdev->adv_instance_cnt;
- if (instance) {
- i = 0;
- list_for_each_entry(adv_instance, &hdev->adv_instances, list) {
- if (i >= hdev->adv_instance_cnt)
- break;
-
- rp->instance[i] = adv_instance->instance;
- i++;
- }
- rp->num_instances = hdev->adv_instance_cnt;
- } else {
- rp->num_instances = 0;
+ instance = rp->instance;
+ list_for_each_entry(adv_instance, &hdev->adv_instances, list) {
+ *instance = adv_instance->instance;
+ instance++;
}
hci_dev_unlock(hdev);