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Bluetooth: ISO: Fix getpeername not returning sockaddr_iso_bc fields

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If the socket is a broadcast receiver fields from sockaddr_iso_bc shall
be part of the values returned to getpeername since some of these fields
are updated while doing the PA and BIG sync procedures.

Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
This commit is contained in:
Luiz Augusto von Dentz 2025-04-15 11:26:55 -04:00
parent e2d471b780
commit 0a766a0aff
1 changed files with 14 additions and 3 deletions
repo.diff.show_diff_stats Download patch file Download diff file Expand all files Collapse all files

17
net/bluetooth/iso.c
View file

@ -1330,6 +1330,7 @@ static int iso_sock_getname(struct socket *sock, struct sockaddr *addr,
{
struct sockaddr_iso *sa = (struct sockaddr_iso *)addr;
struct sock *sk = sock->sk;
int len = sizeof(struct sockaddr_iso);
BT_DBG("sock %p, sk %p", sock, sk);
@ -1338,12 +1339,20 @@ static int iso_sock_getname(struct socket *sock, struct sockaddr *addr,
if (peer) {
bacpy(&sa->iso_bdaddr, &iso_pi(sk)->dst);
sa->iso_bdaddr_type = iso_pi(sk)->dst_type;
if (test_bit(BT_SK_PA_SYNC, &iso_pi(sk)->flags)) {
sa->iso_bc->bc_sid = iso_pi(sk)->bc_sid;
sa->iso_bc->bc_num_bis = iso_pi(sk)->bc_num_bis;
memcpy(sa->iso_bc->bc_bis, iso_pi(sk)->bc_bis,
ISO_MAX_NUM_BIS);
len += sizeof(struct sockaddr_iso_bc);
}
} else {
bacpy(&sa->iso_bdaddr, &iso_pi(sk)->src);
sa->iso_bdaddr_type = iso_pi(sk)->src_type;
}
return sizeof(struct sockaddr_iso);
return len;
}
static int iso_sock_sendmsg(struct socket *sock, struct msghdr *msg,
@ -1988,11 +1997,13 @@ static void iso_conn_ready(struct iso_conn *conn)
hcon->dst_type = iso_pi(parent)->dst_type;
}
if (ev3) {
if (test_bit(HCI_CONN_PA_SYNC, &hcon->flags)) {
iso_pi(sk)->qos = iso_pi(parent)->qos;
hcon->iso_qos = iso_pi(sk)->qos;
iso_pi(sk)->bc_sid = iso_pi(parent)->bc_sid;
iso_pi(sk)->bc_num_bis = iso_pi(parent)->bc_num_bis;
memcpy(iso_pi(sk)->bc_bis, iso_pi(parent)->bc_bis, ISO_MAX_NUM_BIS);
memcpy(iso_pi(sk)->bc_bis, iso_pi(parent)->bc_bis,
ISO_MAX_NUM_BIS);
set_bit(BT_SK_PA_SYNC, &iso_pi(sk)->flags);
}