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NFC: llcp: Only keep raw sockets alive when the LLCP local leaves 

When the MAC goes down, connected and connection less sockets should be
notified, but raw sockets should be kept alive.
They will get notified only when the physical devices goes away.

Signed-off-by: Samuel Ortiz <sameo@linux.intel.com>
This commit is contained in:
Samuel Ortiz 2013-04-03 16:34:19 +02:00
parent 495af72e14
commit b436a13deb
1 changed files with 3 additions and 23 deletions
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26
net/nfc/llcp/llcp.c
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@ -76,7 +76,7 @@ static void nfc_llcp_socket_purge(struct nfc_llcp_sock *sock)
}
}
static void nfc_llcp_socket_release(struct nfc_llcp_local *local, bool listen,
static void nfc_llcp_socket_release(struct nfc_llcp_local *local, bool device,
int err)
{
struct sock *sk;
@ -116,23 +116,6 @@ static void nfc_llcp_socket_release(struct nfc_llcp_local *local, bool listen,
bh_unlock_sock(accept_sk);
}
if (listen == true) {
nfc_llcp_socket_remote_param_init(llcp_sock);
bh_unlock_sock(sk);
continue;
}
}
/*
* If we have a connection less socket bound, we keep it alive
* if the device is still present.
*/
if (sk->sk_state == LLCP_BOUND && sk->sk_type == SOCK_DGRAM &&
listen == true) {
nfc_llcp_socket_remote_param_init(llcp_sock);
bh_unlock_sock(sk);
continue;
}
if (err)
@ -147,11 +130,8 @@ static void nfc_llcp_socket_release(struct nfc_llcp_local *local, bool listen,
write_unlock(&local->sockets.lock);
/*
* If we want to keep the listening sockets alive,
* we don't touch the RAW ones.
*/
if (listen == true)
/* If we still have a device, we keep the RAW sockets alive */
if (device == true)
return;
write_lock(&local->raw_sockets.lock);