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platform_kernel-5.15
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Bluetooth: L2CAP: Add get_peer_pid callback 

This adds a callback to read the socket pid.

Signed-off-by: Luiz Augusto von Dentz <luiz.von.dentz@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Luiz Augusto von Dentz 2020-03-23 13:34:56 -07:00 committed by Marcel Holtmann
parent 2d186fcd6d
commit b48596d1dc
2 changed files with 9 additions and 0 deletions
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1
include/net/bluetooth/l2cap.h
View File

@ -660,6 +660,7 @@ struct l2cap_ops {
void (*suspend) (struct l2cap_chan *chan); void (*suspend) (struct l2cap_chan *chan);
void (*set_shutdown) (struct l2cap_chan *chan); void (*set_shutdown) (struct l2cap_chan *chan);
long (*get_sndtimeo) (struct l2cap_chan *chan); long (*get_sndtimeo) (struct l2cap_chan *chan);
struct pid *(*get_peer_pid) (struct l2cap_chan *chan);
struct sk_buff *(*alloc_skb) (struct l2cap_chan *chan, struct sk_buff *(*alloc_skb) (struct l2cap_chan *chan,
unsigned long hdr_len, unsigned long hdr_len,
unsigned long len, int nb); unsigned long len, int nb);

8
net/bluetooth/l2cap_sock.c
View File

@ -1504,6 +1504,13 @@ static long l2cap_sock_get_sndtimeo_cb(struct l2cap_chan *chan)
return sk->sk_sndtimeo; return sk->sk_sndtimeo;
} }
static struct pid *l2cap_sock_get_peer_pid_cb(struct l2cap_chan *chan)
{
struct sock *sk = chan->data;
return sk->sk_peer_pid;
}
static void l2cap_sock_suspend_cb(struct l2cap_chan *chan) static void l2cap_sock_suspend_cb(struct l2cap_chan *chan)
{ {
struct sock *sk = chan->data; struct sock *sk = chan->data;
@ -1525,6 +1532,7 @@ static const struct l2cap_ops l2cap_chan_ops = {
.suspend = l2cap_sock_suspend_cb, .suspend = l2cap_sock_suspend_cb,
.set_shutdown = l2cap_sock_set_shutdown_cb, .set_shutdown = l2cap_sock_set_shutdown_cb,
.get_sndtimeo = l2cap_sock_get_sndtimeo_cb, .get_sndtimeo = l2cap_sock_get_sndtimeo_cb,
.get_peer_pid = l2cap_sock_get_peer_pid_cb,
.alloc_skb = l2cap_sock_alloc_skb_cb, .alloc_skb = l2cap_sock_alloc_skb_cb,
}; };