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Diffstat (limited to 'net/bluetooth/l2cap_core.c')
-rw-r--r--net/bluetooth/l2cap_core.c55
1 files changed, 32 insertions, 23 deletions
diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c
index d04dc0095736..6ba33f9631e8 100644
--- a/net/bluetooth/l2cap_core.c
+++ b/net/bluetooth/l2cap_core.c
@@ -63,10 +63,10 @@ static void l2cap_send_disconn_req(struct l2cap_chan *chan, int err);
static void l2cap_tx(struct l2cap_chan *chan, struct l2cap_ctrl *control,
struct sk_buff_head *skbs, u8 event);
-static inline __u8 bdaddr_type(struct hci_conn *hcon, __u8 type)
+static inline u8 bdaddr_type(u8 link_type, u8 bdaddr_type)
{
- if (hcon->type == LE_LINK) {
- if (type == ADDR_LE_DEV_PUBLIC)
+ if (link_type == LE_LINK) {
+ if (bdaddr_type == ADDR_LE_DEV_PUBLIC)
return BDADDR_LE_PUBLIC;
else
return BDADDR_LE_RANDOM;
@@ -75,6 +75,16 @@ static inline __u8 bdaddr_type(struct hci_conn *hcon, __u8 type)
return BDADDR_BREDR;
}
+static inline u8 bdaddr_src_type(struct hci_conn *hcon)
+{
+ return bdaddr_type(hcon->type, hcon->src_type);
+}
+
+static inline u8 bdaddr_dst_type(struct hci_conn *hcon)
+{
+ return bdaddr_type(hcon->type, hcon->dst_type);
+}
+
/* ---- L2CAP channels ---- */
static struct l2cap_chan *__l2cap_get_chan_by_dcid(struct l2cap_conn *conn,
@@ -646,7 +656,7 @@ static void l2cap_conn_update_id_addr(struct work_struct *work)
list_for_each_entry(chan, &conn->chan_l, list) {
l2cap_chan_lock(chan);
bacpy(&chan->dst, &hcon->dst);
- chan->dst_type = bdaddr_type(hcon, hcon->dst_type);
+ chan->dst_type = bdaddr_dst_type(hcon);
l2cap_chan_unlock(chan);
}
@@ -3790,8 +3800,8 @@ static struct l2cap_chan *l2cap_connect(struct l2cap_conn *conn,
bacpy(&chan->src, &conn->hcon->src);
bacpy(&chan->dst, &conn->hcon->dst);
- chan->src_type = bdaddr_type(conn->hcon, conn->hcon->src_type);
- chan->dst_type = bdaddr_type(conn->hcon, conn->hcon->dst_type);
+ chan->src_type = bdaddr_src_type(conn->hcon);
+ chan->dst_type = bdaddr_dst_type(conn->hcon);
chan->psm = psm;
chan->dcid = scid;
chan->local_amp_id = amp_id;
@@ -5441,8 +5451,8 @@ static int l2cap_le_connect_req(struct l2cap_conn *conn,
bacpy(&chan->src, &conn->hcon->src);
bacpy(&chan->dst, &conn->hcon->dst);
- chan->src_type = bdaddr_type(conn->hcon, conn->hcon->src_type);
- chan->dst_type = bdaddr_type(conn->hcon, conn->hcon->dst_type);
+ chan->src_type = bdaddr_src_type(conn->hcon);
+ chan->dst_type = bdaddr_dst_type(conn->hcon);
chan->psm = psm;
chan->dcid = scid;
chan->omtu = mtu;
@@ -6881,7 +6891,7 @@ static void l2cap_recv_frame(struct l2cap_conn *conn, struct sk_buff *skb)
*/
if (hcon->type == LE_LINK &&
hci_bdaddr_list_lookup(&hcon->hdev->blacklist, &hcon->dst,
- bdaddr_type(hcon, hcon->dst_type))) {
+ bdaddr_dst_type(hcon))) {
kfree_skb(skb);
return;
}
@@ -6968,7 +6978,7 @@ static struct l2cap_conn *l2cap_conn_add(struct hci_conn *hcon)
if (test_bit(HCI_LE_ENABLED, &hcon->hdev->dev_flags) &&
(bredr_sc_enabled(hcon->hdev) ||
- test_bit(HCI_FORCE_LESC, &hcon->hdev->dbg_flags)))
+ test_bit(HCI_FORCE_BREDR_SMP, &hcon->hdev->dbg_flags)))
conn->local_fixed_chan |= L2CAP_FC_SMP_BREDR;
mutex_init(&conn->ident_lock);
@@ -7123,7 +7133,7 @@ int l2cap_chan_connect(struct l2cap_chan *chan, __le16 psm, u16 cid,
/* Update source addr of the socket */
bacpy(&chan->src, &hcon->src);
- chan->src_type = bdaddr_type(hcon, hcon->src_type);
+ chan->src_type = bdaddr_src_type(hcon);
__l2cap_chan_add(conn, chan);
@@ -7197,8 +7207,10 @@ int l2cap_connect_ind(struct hci_dev *hdev, bdaddr_t *bdaddr)
* global list (by passing NULL as first parameter).
*/
static struct l2cap_chan *l2cap_global_fixed_chan(struct l2cap_chan *c,
- bdaddr_t *src, u8 link_type)
+ struct hci_conn *hcon)
{
+ u8 src_type = bdaddr_src_type(hcon);
+
read_lock(&chan_list_lock);
if (c)
@@ -7211,11 +7223,9 @@ static struct l2cap_chan *l2cap_global_fixed_chan(struct l2cap_chan *c,
continue;
if (c->state != BT_LISTEN)
continue;
- if (bacmp(&c->src, src) && bacmp(&c->src, BDADDR_ANY))
+ if (bacmp(&c->src, &hcon->src) && bacmp(&c->src, BDADDR_ANY))
continue;
- if (link_type == ACL_LINK && c->src_type != BDADDR_BREDR)
- continue;
- if (link_type == LE_LINK && c->src_type == BDADDR_BREDR)
+ if (src_type != c->src_type)
continue;
l2cap_chan_hold(c);
@@ -7246,7 +7256,7 @@ void l2cap_connect_cfm(struct hci_conn *hcon, u8 status)
if (!conn)
return;
- dst_type = bdaddr_type(hcon, hcon->dst_type);
+ dst_type = bdaddr_dst_type(hcon);
/* If device is blocked, do not create channels for it */
if (hci_bdaddr_list_lookup(&hdev->blacklist, &hcon->dst, dst_type))
@@ -7257,7 +7267,7 @@ void l2cap_connect_cfm(struct hci_conn *hcon, u8 status)
* we left off, because the list lock would prevent calling the
* potentially sleeping l2cap_chan_lock() function.
*/
- pchan = l2cap_global_fixed_chan(NULL, &hdev->bdaddr, hcon->type);
+ pchan = l2cap_global_fixed_chan(NULL, hcon);
while (pchan) {
struct l2cap_chan *chan, *next;
@@ -7270,7 +7280,7 @@ void l2cap_connect_cfm(struct hci_conn *hcon, u8 status)
if (chan) {
bacpy(&chan->src, &hcon->src);
bacpy(&chan->dst, &hcon->dst);
- chan->src_type = bdaddr_type(hcon, hcon->src_type);
+ chan->src_type = bdaddr_src_type(hcon);
chan->dst_type = dst_type;
__l2cap_chan_add(conn, chan);
@@ -7278,8 +7288,7 @@ void l2cap_connect_cfm(struct hci_conn *hcon, u8 status)
l2cap_chan_unlock(pchan);
next:
- next = l2cap_global_fixed_chan(pchan, &hdev->bdaddr,
- hcon->type);
+ next = l2cap_global_fixed_chan(pchan, hcon);
l2cap_chan_put(pchan);
pchan = next;
}
@@ -7527,8 +7536,8 @@ static int l2cap_debugfs_show(struct seq_file *f, void *p)
read_lock(&chan_list_lock);
list_for_each_entry(c, &chan_list, global_l) {
- seq_printf(f, "%pMR %pMR %d %d 0x%4.4x 0x%4.4x %d %d %d %d\n",
- &c->src, &c->dst,
+ seq_printf(f, "%pMR (%u) %pMR (%u) %d %d 0x%4.4x 0x%4.4x %d %d %d %d\n",
+ &c->src, c->src_type, &c->dst, c->dst_type,
c->state, __le16_to_cpu(c->psm),
c->scid, c->dcid, c->imtu, c->omtu,
c->sec_level, c->mode);
generated by cgit v1.2.3 (git 2.39.0) at 2025-01-06 17:54:31 +0300