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nfc: llcp: Revert "NFC: Keep socket alive until the DISC PDU is actually sent"

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This reverts commit 17f7ae16ae.

The commit brought a new socket state LLCP_DISCONNECTING, which was
never set, only read, so socket could never set to such state.

Remove the dead code.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Krzysztof Kozlowski 2022-03-02 20:25:23 +01:00 committed by David S. Miller
parent a06b804416
commit 44cd576549
3 changed files with 0 additions and 15 deletions
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1
net/nfc/llcp.h
View File

@ -6,7 +6,6 @@
enum llcp_state {
LLCP_CONNECTED = 1, /* wait_for_packet() wants that */
LLCP_CONNECTING,
LLCP_DISCONNECTING,
LLCP_CLOSED,
LLCP_BOUND,
LLCP_LISTEN,

7
net/nfc/llcp_core.c
View File

@ -737,13 +737,6 @@ static void nfc_llcp_tx_work(struct work_struct *work)
print_hex_dump_debug("LLCP Tx: ", DUMP_PREFIX_OFFSET,
16, 1, skb->data, skb->len, true);
if (ptype == LLCP_PDU_DISC && sk != NULL &&
sk->sk_state == LLCP_DISCONNECTING) {
nfc_llcp_sock_unlink(&local->sockets, sk);
sock_orphan(sk);
sock_put(sk);
}
if (ptype == LLCP_PDU_I)
copy_skb = skb_copy(skb, GFP_ATOMIC);

7
net/nfc/llcp_sock.c
View File

@ -641,13 +641,6 @@ static int llcp_sock_release(struct socket *sock)
release_sock(sk);
/* Keep this sock alive and therefore do not remove it from the sockets
* list until the DISC PDU has been actually sent. Otherwise we would
* reply with DM PDUs before sending the DISC one.
*/
if (sk->sk_state == LLCP_DISCONNECTING)
return err;
out:
sock_orphan(sk);
sock_put(sk);