Phonet: remove redumdant pep->pipe_state
sk->sk_state already contains the pipe state.
Signed-off-by: Rémi Denis-Courmont <remi.denis-courmont@nokia.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
diff --git a/net/phonet/pep.c b/net/phonet/pep.c
index 4fce882..15775a7 100644
--- a/net/phonet/pep.c
+++ b/net/phonet/pep.c
@@ -527,7 +527,6 @@
#ifdef CONFIG_PHONET_PIPECTRLR
case PNS_PEP_DISCONNECT_RESP:
- pn->pipe_state = PIPE_IDLE;
sk->sk_state = TCP_CLOSE;
break;
#endif
@@ -539,7 +538,6 @@
#ifdef CONFIG_PHONET_PIPECTRLR
case PNS_PEP_ENABLE_RESP:
- pn->pipe_state = PIPE_ENABLED;
pipe_handler_send_ind(sk, PNS_PIPE_ENABLED_IND_UTID,
PNS_PIPE_ENABLED_IND);
@@ -574,7 +572,6 @@
#ifdef CONFIG_PHONET_PIPECTRLR
case PNS_PEP_DISABLE_RESP:
- pn->pipe_state = PIPE_DISABLED;
atomic_set(&pn->tx_credits, 0);
pipe_handler_send_ind(sk, PNS_PIPE_DISABLED_IND_UTID,
PNS_PIPE_DISABLED_IND);
@@ -692,7 +689,6 @@
remote_pref_rx_fc,
sizeof(host_pref_rx_fc));
- pn->pipe_state = PIPE_DISABLED;
sk->sk_state = TCP_SYN_RECV;
sk->sk_backlog_rcv = pipe_do_rcv;
sk->sk_destruct = pipe_destruct;
@@ -941,21 +937,18 @@
sk_for_each_safe(sknode, p, n, &pn->ackq)
sk_del_node_init(sknode);
sk->sk_state = TCP_CLOSE;
- } else if ((1 << sk->sk_state) & (TCPF_SYN_RECV|TCPF_ESTABLISHED))
+ } else if ((1 << sk->sk_state) & (TCPF_SYN_RECV|TCPF_ESTABLISHED)) {
+#ifndef CONFIG_PHONET_PIPECTRLR
/* Forcefully remove dangling Phonet pipe */
pipe_do_remove(sk);
-
-#ifdef CONFIG_PHONET_PIPECTRLR
- if (pn->pipe_state != PIPE_IDLE) {
+#else
/* send pep disconnect request */
pipe_handler_send_req(sk,
PNS_PEP_DISCONNECT_UTID, PNS_PEP_DISCONNECT_REQ,
GFP_KERNEL);
-
- pn->pipe_state = PIPE_IDLE;
sk->sk_state = TCP_CLOSE;
- }
#endif
+ }
ifindex = pn->ifindex;
pn->ifindex = 0;
@@ -1101,10 +1094,6 @@
#ifdef CONFIG_PHONET_PIPECTRLR
case PNPIPE_PIPE_HANDLE:
if (val) {
- if (pn->pipe_state > PIPE_IDLE) {
- err = -EFAULT;
- break;
- }
pn->pipe_handle = val;
break;
}
@@ -1138,7 +1127,7 @@
#ifdef CONFIG_PHONET_PIPECTRLR
case PNPIPE_ENABLE:
- if (pn->pipe_state <= PIPE_IDLE) {
+ if ((1 << sk->sk_state) & ~(TCPF_SYN_RECV|TCPF_ESTABLISHED)) {
err = -ENOTCONN;
break;
}
@@ -1177,9 +1166,7 @@
#ifdef CONFIG_PHONET_PIPECTRLR
case PNPIPE_ENABLE:
- if (pn->pipe_state <= PIPE_IDLE)
- return -ENOTCONN;
- val = pn->pipe_state != PIPE_DISABLED;
+ val = sk->sk_state == TCP_ESTABLISHED;
break;
#endif