From: Johan Hedberg <johan.hedberg@xxxxxxxxx>
The New Settings event needs to be sent from quite many places so it
makes sense to have a convenience function for it to simplify the code.
Signed-off-by: Johan Hedberg <johan.hedberg@xxxxxxxxx>
---
net/bluetooth/mgmt.c | 96 +++++++++++++++++++++++---------------------------
1 files changed, 44 insertions(+), 52 deletions(-)
diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c
index 629bed1..74b6db1 100644
--- a/net/bluetooth/mgmt.c
+++ b/net/bluetooth/mgmt.c
@@ -788,6 +788,42 @@ failed:
return err;
}
+static int mgmt_event(u16 event, struct hci_dev *hdev, void *data,
+ u16 data_len, struct sock *skip_sk)
+{
+ struct sk_buff *skb;
+ struct mgmt_hdr *hdr;
+
+ skb = alloc_skb(sizeof(*hdr) + data_len, GFP_ATOMIC);
+ if (!skb)
+ return -ENOMEM;
+
+ hdr = (void *) skb_put(skb, sizeof(*hdr));
+ hdr->opcode = cpu_to_le16(event);
+ if (hdev)
+ hdr->index = cpu_to_le16(hdev->id);
+ else
+ hdr->index = cpu_to_le16(MGMT_INDEX_NONE);
+ hdr->len = cpu_to_le16(data_len);
+
+ if (data)
+ memcpy(skb_put(skb, data_len), data, data_len);
+
+ hci_send_to_control(skb, skip_sk);
+ kfree_skb(skb);
+
+ return 0;
+}
+
+static int new_settings(struct hci_dev *hdev, struct sock *skip)
+{
+ __le32 ev;
+
+ ev = cpu_to_le32(get_current_settings(hdev));
+
+ return mgmt_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, sizeof(ev), skip);
+}
+
static int set_discoverable(struct sock *sk, u16 index, void *data, u16 len)
{
struct mgmt_cp_set_discoverable *cp = data;
@@ -933,38 +969,10 @@ failed:
return err;
}
-static int mgmt_event(u16 event, struct hci_dev *hdev, void *data,
- u16 data_len, struct sock *skip_sk)
-{
- struct sk_buff *skb;
- struct mgmt_hdr *hdr;
-
- skb = alloc_skb(sizeof(*hdr) + data_len, GFP_ATOMIC);
- if (!skb)
- return -ENOMEM;
-
- hdr = (void *) skb_put(skb, sizeof(*hdr));
- hdr->opcode = cpu_to_le16(event);
- if (hdev)
- hdr->index = cpu_to_le16(hdev->id);
- else
- hdr->index = cpu_to_le16(MGMT_INDEX_NONE);
- hdr->len = cpu_to_le16(data_len);
-
- if (data)
- memcpy(skb_put(skb, data_len), data, data_len);
-
- hci_send_to_control(skb, skip_sk);
- kfree_skb(skb);
-
- return 0;
-}
-
static int set_pairable(struct sock *sk, u16 index, void *data, u16 len)
{
struct mgmt_mode *cp = data;
struct hci_dev *hdev;
- __le32 ev;
int err;
BT_DBG("request for hci%u", index);
@@ -989,9 +997,7 @@ static int set_pairable(struct sock *sk, u16 index, void *data, u16 len)
if (err < 0)
goto failed;
- ev = cpu_to_le32(get_current_settings(hdev));
-
- err = mgmt_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, sizeof(ev), sk);
+ err = new_settings(hdev, sk);
failed:
hci_dev_unlock(hdev);
@@ -2877,7 +2883,6 @@ static void settings_rsp(struct pending_cmd *cmd, void *data)
int mgmt_powered(struct hci_dev *hdev, u8 powered)
{
struct cmd_lookup match = { NULL, hdev };
- __le32 ev;
int err;
if (!test_bit(HCI_MGMT, &hdev->dev_flags))
@@ -2900,10 +2905,7 @@ int mgmt_powered(struct hci_dev *hdev, u8 powered)
mgmt_pending_foreach(0, hdev, cmd_status_rsp, &status);
}
- ev = cpu_to_le32(get_current_settings(hdev));
-
- err = mgmt_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, sizeof(ev),
- match.sk);
+ err = new_settings(hdev, match.sk);
if (match.sk)
sock_put(match.sk);
@@ -2927,11 +2929,8 @@ int mgmt_discoverable(struct hci_dev *hdev, u8 discoverable)
changed = true;
}
- if (changed) {
- __le32 ev = cpu_to_le32(get_current_settings(hdev));
- err = mgmt_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, sizeof(ev),
- match.sk);
- }
+ if (changed)
+ err = new_settings(hdev, match.sk);
if (match.sk)
sock_put(match.sk);
@@ -2956,11 +2955,8 @@ int mgmt_connectable(struct hci_dev *hdev, u8 connectable)
changed = true;
}
- if (changed) {
- __le32 ev = cpu_to_le32(get_current_settings(hdev));
- err = mgmt_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, sizeof(ev),
- match.sk);
- }
+ if (changed)
+ err = new_settings(hdev, match.sk);
if (match.sk)
sock_put(match.sk);
@@ -3295,7 +3291,6 @@ int mgmt_auth_failed(struct hci_dev *hdev, bdaddr_t *bdaddr, u8 link_type,
int mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status)
{
struct cmd_lookup match = { NULL, hdev };
- __le32 ev;
int err;
if (status) {
@@ -3308,8 +3303,7 @@ int mgmt_auth_enable_complete(struct hci_dev *hdev, u8 status)
mgmt_pending_foreach(MGMT_OP_SET_LINK_SECURITY, hdev, settings_rsp,
&match);
- ev = cpu_to_le32(get_current_settings(hdev));
- err = mgmt_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, sizeof(ev), match.sk);
+ err = new_settings(hdev, match.sk);
if (match.sk)
sock_put(match.sk);
@@ -3332,7 +3326,6 @@ static int clear_eir(struct hci_dev *hdev)
int mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 status)
{
struct cmd_lookup match = { NULL, hdev };
- __le32 ev;
int err;
if (status) {
@@ -3344,8 +3337,7 @@ int mgmt_ssp_enable_complete(struct hci_dev *hdev, u8 status)
mgmt_pending_foreach(MGMT_OP_SET_SSP, hdev, settings_rsp, &match);
- ev = cpu_to_le32(get_current_settings(hdev));
- err = mgmt_event(MGMT_EV_NEW_SETTINGS, hdev, &ev, sizeof(ev), match.sk);
+ err = new_settings(hdev, match.sk);
if (match.sk) {
sock_put(match.sk);
--
1.7.9
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