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Bluetooth: ISO: Fix not using the correct QoS 

This fixes using wrong QoS settings when attempting to send frames while
acting as peripheral since the QoS settings in use are stored in
hconn->iso_qos not in sk->qos, this is actually properly handled on
getsockopt(BT_ISO_QOS) but not on iso_send_frame.

Fixes: ccf74f2390 ("Bluetooth: Add BTPROTO_ISO socket type")
Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
This commit is contained in:
Luiz Augusto von Dentz 2022-08-05 14:02:21 -07:00
parent 3f2893d3c1
commit 1d1ab5d39b
1 changed files with 11 additions and 5 deletions
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16
net/bluetooth/iso.c
View File

@ -373,15 +373,24 @@ done:
return err;
}
static struct bt_iso_qos *iso_sock_get_qos(struct sock *sk)
{
if (sk->sk_state == BT_CONNECTED || sk->sk_state == BT_CONNECT2)
return &iso_pi(sk)->conn->hcon->iso_qos;
return &iso_pi(sk)->qos;
}
static int iso_send_frame(struct sock *sk, struct sk_buff *skb)
{
struct iso_conn *conn = iso_pi(sk)->conn;
struct bt_iso_qos *qos = iso_sock_get_qos(sk);
struct hci_iso_data_hdr *hdr;
int len = 0;
BT_DBG("sk %p len %d", sk, skb->len);
if (skb->len > iso_pi(sk)->qos.out.sdu)
if (skb->len > qos->out.sdu)
return -EMSGSIZE;
len = skb->len;
@ -1263,10 +1272,7 @@ static int iso_sock_getsockopt(struct socket *sock, int level, int optname,
break;
case BT_ISO_QOS:
if (sk->sk_state == BT_CONNECTED || sk->sk_state == BT_CONNECT2)
qos = &iso_pi(sk)->conn->hcon->iso_qos;
else
qos = &iso_pi(sk)->qos;
qos = iso_sock_get_qos(sk);
len = min_t(unsigned int, len, sizeof(*qos));
if (copy_to_user(optval, qos, len))