superrob1500
/
mirror-linux
mirror of https://github.com/torvalds/linux
1
0
Fork 0
Code Issues Packages Projects Releases Wiki Activity

Bluetooth: ISO: Fix not updating BIS sender source address 

The source address for a BIS sender/Broadcast Source shall be updated
with the advertisement address since in case privacy is enabled it may
use an RPA rather than an identity address.

Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
pull/1354/merge
Luiz Augusto von Dentz 2025-10-06 16:53:35 -04:00
parent a3b76bf4c4
commit 577cf4c0a1
1 changed files with 19 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
net/bluetooth/iso.c
View File

@ -2034,6 +2034,25 @@ static void iso_conn_ready(struct iso_conn *conn)
BT_DBG("conn %p", conn);
if (sk) {
/* Attempt to update source address in case of BIS Sender if
* the advertisement is using a random address.
*/
if (conn->hcon->type == BIS_LINK &&
conn->hcon->role == HCI_ROLE_MASTER &&
!bacmp(&conn->hcon->dst, BDADDR_ANY)) {
struct hci_conn *bis = conn->hcon;
struct adv_info *adv;
adv = hci_find_adv_instance(bis->hdev,
bis->iso_qos.bcast.bis);
if (adv && bacmp(&adv->random_addr, BDADDR_ANY)) {
lock_sock(sk);
iso_pi(sk)->src_type = BDADDR_LE_RANDOM;
bacpy(&iso_pi(sk)->src, &adv->random_addr);
release_sock(sk);
}
}
iso_sock_ready(conn->sk);
} else {
hcon = conn->hcon;