net/irda: push BKL into proto_ops (58a9d732) · Commits · e / devices / android_kernel_fairphone_FP3

net/irda/af_irda.c

+224 −107

Original line number	Diff line number	Diff line
		@@ -714,11 +714,14 @@ static int irda_getname(struct socket sock, struct sockaddr uaddr,
		struct sockaddr_irda saddr;
		struct sock *sk = sock->sk;
		struct irda_sock *self = irda_sk(sk);
		int err;

		lock_kernel();
		memset(&saddr, 0, sizeof(saddr));
		if (peer) {
		err = -ENOTCONN;
		if (sk->sk_state != TCP_ESTABLISHED)
		return -ENOTCONN;
		goto out;

		saddr.sir_family = AF_IRDA;
		saddr.sir_lsap_sel = self->dtsap_sel;
		@@ -735,8 +738,10 @@ static int irda_getname(struct socket sock, struct sockaddr uaddr,
		/* uaddr_len come to us uninitialised */
		*uaddr_len = sizeof (struct sockaddr_irda);
		memcpy(uaddr, &saddr, *uaddr_len);

		return 0;
		err = 0;
		out:
		unlock_kernel();
		return err;
		}

		/*
		@@ -748,21 +753,25 @@ static int irda_getname(struct socket sock, struct sockaddr uaddr,
		static int irda_listen(struct socket *sock, int backlog)
		{
		struct sock *sk = sock->sk;
		int err = -EOPNOTSUPP;

		IRDA_DEBUG(2, "%s()\n", __func__);

		lock_kernel();
		if ((sk->sk_type != SOCK_STREAM) && (sk->sk_type != SOCK_SEQPACKET) &&
		(sk->sk_type != SOCK_DGRAM))
		return -EOPNOTSUPP;
		goto out;

		if (sk->sk_state != TCP_LISTEN) {
		sk->sk_max_ack_backlog = backlog;
		sk->sk_state = TCP_LISTEN;

		return 0;
		err = 0;
		}
		out:
		unlock_kernel();

		return -EOPNOTSUPP;
		return err;
		}

		/*
		@@ -783,36 +792,40 @@ static int irda_bind(struct socket sock, struct sockaddr uaddr, int addr_len)
		if (addr_len != sizeof(struct sockaddr_irda))
		return -EINVAL;

		lock_kernel();
		#ifdef CONFIG_IRDA_ULTRA
		/* Special care for Ultra sockets */
		if ((sk->sk_type == SOCK_DGRAM) &&
		(sk->sk_protocol == IRDAPROTO_ULTRA)) {
		self->pid = addr->sir_lsap_sel;
		err = -EOPNOTSUPP;
		if (self->pid & 0x80) {
		IRDA_DEBUG(0, "%s(), extension in PID not supp!\n", __func__);
		return -EOPNOTSUPP;
		goto out;
		}
		err = irda_open_lsap(self, self->pid);
		if (err < 0)
		return err;
		goto out;

		/* Pretend we are connected */
		sock->state = SS_CONNECTED;
		sk->sk_state = TCP_ESTABLISHED;
		err = 0;

		return 0;
		goto out;
		}
		#endif /* CONFIG_IRDA_ULTRA */

		self->ias_obj = irias_new_object(addr->sir_name, jiffies);
		err = -ENOMEM;
		if (self->ias_obj == NULL)
		return -ENOMEM;
		goto out;

		err = irda_open_tsap(self, addr->sir_lsap_sel, addr->sir_name);
		if (err < 0) {
		kfree(self->ias_obj->name);
		kfree(self->ias_obj);
		return err;
		goto out;
		}

		/* Register with LM-IAS */
		@@ -820,7 +833,10 @@ static int irda_bind(struct socket sock, struct sockaddr uaddr, int addr_len)
		self->stsap_sel, IAS_KERNEL_ATTR);
		irias_insert_object(self->ias_obj);

		return 0;
		err = 0;
		out:
		unlock_kernel();
		return err;
		}

		/*
		@@ -839,22 +855,26 @@ static int irda_accept(struct socket sock, struct socket newsock, int flags)

		IRDA_DEBUG(2, "%s()\n", __func__);

		lock_kernel();
		err = irda_create(sock_net(sk), newsock, sk->sk_protocol, 0);
		if (err)
		return err;
		goto out;

		err = -EINVAL;
		if (sock->state != SS_UNCONNECTED)
		return -EINVAL;
		goto out;

		if ((sk = sock->sk) == NULL)
		return -EINVAL;
		goto out;

		err = -EOPNOTSUPP;
		if ((sk->sk_type != SOCK_STREAM) && (sk->sk_type != SOCK_SEQPACKET) &&
		(sk->sk_type != SOCK_DGRAM))
		return -EOPNOTSUPP;
		goto out;

		err = -EINVAL;
		if (sk->sk_state != TCP_LISTEN)
		return -EINVAL;
		goto out;

		/*
		* The read queue this time is holding sockets ready to use
		@@ -875,18 +895,20 @@ static int irda_accept(struct socket sock, struct socket newsock, int flags)
		break;

		/* Non blocking operation */
		err = -EWOULDBLOCK;
		if (flags & O_NONBLOCK)
		return -EWOULDBLOCK;
		goto out;

		err = wait_event_interruptible(*(sk->sk_sleep),
		skb_peek(&sk->sk_receive_queue));
		if (err)
		return err;
		goto out;
		}

		newsk = newsock->sk;
		err = -EIO;
		if (newsk == NULL)
		return -EIO;
		goto out;

		newsk->sk_state = TCP_ESTABLISHED;

		@@ -894,10 +916,11 @@ static int irda_accept(struct socket sock, struct socket newsock, int flags)

		/* Now attach up the new socket */
		new->tsap = irttp_dup(self->tsap, new);
		err = -EPERM; /* value does not seem to make sense. -arnd */
		if (!new->tsap) {
		IRDA_DEBUG(0, "%s(), dup failed!\n", __func__);
		kfree_skb(skb);
		return -1;
		goto out;
		}

		new->stsap_sel = new->tsap->stsap_sel;
		@@ -921,8 +944,10 @@ static int irda_accept(struct socket sock, struct socket newsock, int flags)
		newsock->state = SS_CONNECTED;

		irda_connect_response(new);

		return 0;
		err = 0;
		out:
		unlock_kernel();
		return err;
		}

		/*
		@@ -955,28 +980,34 @@ static int irda_connect(struct socket sock, struct sockaddr uaddr,

		IRDA_DEBUG(2, "%s(%p)\n", __func__, self);

		lock_kernel();
		/* Don't allow connect for Ultra sockets */
		err = -ESOCKTNOSUPPORT;
		if ((sk->sk_type == SOCK_DGRAM) && (sk->sk_protocol == IRDAPROTO_ULTRA))
		return -ESOCKTNOSUPPORT;
		goto out;

		if (sk->sk_state == TCP_ESTABLISHED && sock->state == SS_CONNECTING) {
		sock->state = SS_CONNECTED;
		return 0; /* Connect completed during a ERESTARTSYS event */
		err = 0;
		goto out; /* Connect completed during a ERESTARTSYS event */
		}

		if (sk->sk_state == TCP_CLOSE && sock->state == SS_CONNECTING) {
		sock->state = SS_UNCONNECTED;
		return -ECONNREFUSED;
		err = -ECONNREFUSED;
		goto out;
		}

		err = -EISCONN; /* No reconnect on a seqpacket socket */
		if (sk->sk_state == TCP_ESTABLISHED)
		return -EISCONN; /* No reconnect on a seqpacket socket */
		goto out;

		sk->sk_state = TCP_CLOSE;
		sock->state = SS_UNCONNECTED;

		err = -EINVAL;
		if (addr_len != sizeof(struct sockaddr_irda))
		return -EINVAL;
		goto out;

		/* Check if user supplied any destination device address */
		if ((!addr->sir_addr) \|\| (addr->sir_addr == DEV_ADDR_ANY)) {
		@@ -984,7 +1015,7 @@ static int irda_connect(struct socket sock, struct sockaddr uaddr,
		err = irda_discover_daddr_and_lsap_sel(self, addr->sir_name);
		if (err) {
		IRDA_DEBUG(0, "%s(), auto-connect failed!\n", __func__);
		return err;
		goto out;
		}
		} else {
		/* Use the one provided by the user */
		@@ -1000,7 +1031,7 @@ static int irda_connect(struct socket sock, struct sockaddr uaddr,
		err = irda_find_lsap_sel(self, addr->sir_name);
		if (err) {
		IRDA_DEBUG(0, "%s(), connect failed!\n", __func__);
		return err;
		goto out;
		}
		} else {
		/* Directly connect to the remote LSAP
		@@ -1025,29 +1056,35 @@ static int irda_connect(struct socket sock, struct sockaddr uaddr,
		self->max_sdu_size_rx, NULL);
		if (err) {
		IRDA_DEBUG(0, "%s(), connect failed!\n", __func__);
		return err;
		goto out;
		}

		/* Now the loop */
		err = -EINPROGRESS;
		if (sk->sk_state != TCP_ESTABLISHED && (flags & O_NONBLOCK))
		return -EINPROGRESS;
		goto out;

		err = -ERESTARTSYS;
		if (wait_event_interruptible(*(sk->sk_sleep),
		(sk->sk_state != TCP_SYN_SENT)))
		return -ERESTARTSYS;
		goto out;

		if (sk->sk_state != TCP_ESTABLISHED) {
		sock->state = SS_UNCONNECTED;
		err = sock_error(sk);
		return err? err : -ECONNRESET;
		if (!err)
		err = -ECONNRESET;
		goto out;
		}

		sock->state = SS_CONNECTED;

		/* At this point, IrLMP has assigned our source address */
		self->saddr = irttp_get_saddr(self->tsap);

		return 0;
		err = 0;
		out:
		unlock_kernel();
		return err;
		}

		static struct proto irda_proto = {
		@@ -1193,6 +1230,7 @@ static int irda_release(struct socket *sock)
		if (sk == NULL)
		return 0;

		lock_kernel();
		lock_sock(sk);
		sk->sk_state = TCP_CLOSE;
		sk->sk_shutdown \|= SEND_SHUTDOWN;
		@@ -1211,6 +1249,7 @@ static int irda_release(struct socket *sock)
		/* Destroy networking socket if we are the last reference on it,
		* i.e. if(sk->sk_refcnt == 0) -> sk_free(sk) */
		sock_put(sk);
		unlock_kernel();

		/* Notes on socket locking and deallocation... - Jean II
		* In theory we should put pairs of sock_hold() / sock_put() to
		@@ -1258,28 +1297,37 @@ static int irda_sendmsg(struct kiocb iocb, struct socket sock,

		IRDA_DEBUG(4, "%s(), len=%zd\n", __func__, len);

		lock_kernel();
		/* Note : socket.c set MSG_EOR on SEQPACKET sockets */
		if (msg->msg_flags & ~(MSG_DONTWAIT \| MSG_EOR \| MSG_CMSG_COMPAT \|
		MSG_NOSIGNAL))
		return -EINVAL;
		MSG_NOSIGNAL)) {
		err = -EINVAL;
		goto out;
		}

		if (sk->sk_shutdown & SEND_SHUTDOWN)
		goto out_err;

		if (sk->sk_state != TCP_ESTABLISHED)
		return -ENOTCONN;
		if (sk->sk_state != TCP_ESTABLISHED) {
		err = -ENOTCONN;
		goto out;
		}

		self = irda_sk(sk);

		/* Check if IrTTP is wants us to slow down */

		if (wait_event_interruptible(*(sk->sk_sleep),
		(self->tx_flow != FLOW_STOP \|\| sk->sk_state != TCP_ESTABLISHED)))
		return -ERESTARTSYS;
		(self->tx_flow != FLOW_STOP \|\| sk->sk_state != TCP_ESTABLISHED))) {
		err = -ERESTARTSYS;
		goto out;
		}

		/* Check if we are still connected */
		if (sk->sk_state != TCP_ESTABLISHED)
		return -ENOTCONN;
		if (sk->sk_state != TCP_ESTABLISHED) {
		err = -ENOTCONN;
		goto out;
		}

		/* Check that we don't send out too big frames */
		if (len > self->max_data_size) {
		@@ -1311,11 +1359,16 @@ static int irda_sendmsg(struct kiocb iocb, struct socket sock,
		IRDA_DEBUG(0, "%s(), err=%d\n", __func__, err);
		goto out_err;
		}

		unlock_kernel();
		/* Tell client how much data we actually sent */
		return len;

		out_err:
		return sk_stream_error(sk, msg->msg_flags, err);
		err = sk_stream_error(sk, msg->msg_flags, err);
		out:
		unlock_kernel();
		return err;

		}

		@@ -1336,13 +1389,14 @@ static int irda_recvmsg_dgram(struct kiocb iocb, struct socket sock,

		IRDA_DEBUG(4, "%s()\n", __func__);

		lock_kernel();
		if ((err = sock_error(sk)) < 0)
		return err;
		goto out;

		skb = skb_recv_datagram(sk, flags & ~MSG_DONTWAIT,
		flags & MSG_DONTWAIT, &err);
		if (!skb)
		return err;
		goto out;

		skb_reset_transport_header(skb);
		copied = skb->len;
		@@ -1370,8 +1424,12 @@ static int irda_recvmsg_dgram(struct kiocb iocb, struct socket sock,
		irttp_flow_request(self->tsap, FLOW_START);
		}
		}

		unlock_kernel();
		return copied;

		out:
		unlock_kernel();
		return err;
		}

		/*
		@@ -1389,15 +1447,19 @@ static int irda_recvmsg_stream(struct kiocb iocb, struct socket sock,

		IRDA_DEBUG(3, "%s()\n", __func__);

		lock_kernel();
		if ((err = sock_error(sk)) < 0)
		return err;
		goto out;

		err = -EINVAL;
		if (sock->flags & __SO_ACCEPTCON)
		return(-EINVAL);
		goto out;

		err =-EOPNOTSUPP;
		if (flags & MSG_OOB)
		return -EOPNOTSUPP;
		goto out;

		err = 0;
		target = sock_rcvlowat(sk, flags & MSG_WAITALL, size);
		timeo = sock_rcvtimeo(sk, noblock);

		@@ -1409,7 +1471,7 @@ static int irda_recvmsg_stream(struct kiocb iocb, struct socket sock,

		if (skb == NULL) {
		DEFINE_WAIT(wait);
		int ret = 0;
		err = 0;

		if (copied >= target)
		break;
		@@ -1419,25 +1481,25 @@ static int irda_recvmsg_stream(struct kiocb iocb, struct socket sock,
		/*
		* POSIX 1003.1g mandates this order.
		*/
		ret = sock_error(sk);
		if (ret)
		err = sock_error(sk);
		if (err)
		;
		else if (sk->sk_shutdown & RCV_SHUTDOWN)
		;
		else if (noblock)
		ret = -EAGAIN;
		err = -EAGAIN;
		else if (signal_pending(current))
		ret = sock_intr_errno(timeo);
		err = sock_intr_errno(timeo);
		else if (sk->sk_state != TCP_ESTABLISHED)
		ret = -ENOTCONN;
		err = -ENOTCONN;
		else if (skb_peek(&sk->sk_receive_queue) == NULL)
		/* Wait process until data arrives */
		schedule();

		finish_wait(sk->sk_sleep, &wait);

		if (ret)
		return ret;
		if (err)
		goto out;
		if (sk->sk_shutdown & RCV_SHUTDOWN)
		break;

		@@ -1490,7 +1552,9 @@ static int irda_recvmsg_stream(struct kiocb iocb, struct socket sock,
		}
		}

		return copied;
		out:
		unlock_kernel();
		return err ? : copied;
		}

		/*
		@@ -1508,18 +1572,23 @@ static int irda_sendmsg_dgram(struct kiocb iocb, struct socket sock,
		struct sk_buff *skb;
		int err;

		lock_kernel();

		IRDA_DEBUG(4, "%s(), len=%zd\n", __func__, len);

		err = -EINVAL;
		if (msg->msg_flags & ~(MSG_DONTWAIT\|MSG_CMSG_COMPAT))
		return -EINVAL;
		goto out;

		if (sk->sk_shutdown & SEND_SHUTDOWN) {
		send_sig(SIGPIPE, current, 0);
		return -EPIPE;
		err = -EPIPE;
		goto out;
		}

		err = -ENOTCONN;
		if (sk->sk_state != TCP_ESTABLISHED)
		return -ENOTCONN;
		goto out;

		self = irda_sk(sk);

		@@ -1536,8 +1605,9 @@ static int irda_sendmsg_dgram(struct kiocb iocb, struct socket sock,

		skb = sock_alloc_send_skb(sk, len + self->max_header_size,
		msg->msg_flags & MSG_DONTWAIT, &err);
		err = -ENOBUFS;
		if (!skb)
		return -ENOBUFS;
		goto out;

		skb_reserve(skb, self->max_header_size);
		skb_reset_transport_header(skb);
		@@ -1547,7 +1617,7 @@ static int irda_sendmsg_dgram(struct kiocb iocb, struct socket sock,
		err = memcpy_fromiovec(skb_transport_header(skb), msg->msg_iov, len);
		if (err) {
		kfree_skb(skb);
		return err;
		goto out;
		}

		/*
		@@ -1557,9 +1627,13 @@ static int irda_sendmsg_dgram(struct kiocb iocb, struct socket sock,
		err = irttp_udata_request(self->tsap, skb);
		if (err) {
		IRDA_DEBUG(0, "%s(), err=%d\n", __func__, err);
		return err;
		goto out;
		}
		unlock_kernel();
		return len;
		out:
		unlock_kernel();
		return err;
		}

		/*
		@@ -1581,12 +1655,15 @@ static int irda_sendmsg_ultra(struct kiocb iocb, struct socket sock,

		IRDA_DEBUG(4, "%s(), len=%zd\n", __func__, len);

		lock_kernel();
		err = -EINVAL;
		if (msg->msg_flags & ~(MSG_DONTWAIT\|MSG_CMSG_COMPAT))
		return -EINVAL;
		goto out;

		err = -EPIPE;
		if (sk->sk_shutdown & SEND_SHUTDOWN) {
		send_sig(SIGPIPE, current, 0);
		return -EPIPE;
		goto out;
		}

		self = irda_sk(sk);
		@@ -1594,16 +1671,18 @@ static int irda_sendmsg_ultra(struct kiocb iocb, struct socket sock,
		/* Check if an address was specified with sendto. Jean II */
		if (msg->msg_name) {
		struct sockaddr_irda addr = (struct sockaddr_irda ) msg->msg_name;
		err = -EINVAL;
		/* Check address, extract pid. Jean II */
		if (msg->msg_namelen < sizeof(*addr))
		return -EINVAL;
		goto out;
		if (addr->sir_family != AF_IRDA)
		return -EINVAL;
		goto out;

		pid = addr->sir_lsap_sel;
		if (pid & 0x80) {
		IRDA_DEBUG(0, "%s(), extension in PID not supp!\n", __func__);
		return -EOPNOTSUPP;
		err = -EOPNOTSUPP;
		goto out;
		}
		} else {
		/* Check that the socket is properly bound to an Ultra
		@@ -1612,7 +1691,8 @@ static int irda_sendmsg_ultra(struct kiocb iocb, struct socket sock,
		(sk->sk_state != TCP_ESTABLISHED)) {
		IRDA_DEBUG(0, "%s(), socket not bound to Ultra PID.\n",
		__func__);
		return -ENOTCONN;
		err = -ENOTCONN;
		goto out;
		}
		/* Use PID from socket */
		bound = 1;
		@@ -1631,8 +1711,9 @@ static int irda_sendmsg_ultra(struct kiocb iocb, struct socket sock,

		skb = sock_alloc_send_skb(sk, len + self->max_header_size,
		msg->msg_flags & MSG_DONTWAIT, &err);
		err = -ENOBUFS;
		if (!skb)
		return -ENOBUFS;
		goto out;

		skb_reserve(skb, self->max_header_size);
		skb_reset_transport_header(skb);
		@@ -1642,16 +1723,16 @@ static int irda_sendmsg_ultra(struct kiocb iocb, struct socket sock,
		err = memcpy_fromiovec(skb_transport_header(skb), msg->msg_iov, len);
		if (err) {
		kfree_skb(skb);
		return err;
		goto out;
		}

		err = irlmp_connless_data_request((bound ? self->lsap : NULL),
		skb, pid);
		if (err) {
		if (err)
		IRDA_DEBUG(0, "%s(), err=%d\n", __func__, err);
		return err;
		}
		return len;
		out:
		unlock_kernel();
		return err ? : len;
		}
		#endif /* CONFIG_IRDA_ULTRA */

		@@ -1665,6 +1746,8 @@ static int irda_shutdown(struct socket *sock, int how)

		IRDA_DEBUG(1, "%s(%p)\n", __func__, self);

		lock_kernel();

		sk->sk_state = TCP_CLOSE;
		sk->sk_shutdown \|= SEND_SHUTDOWN;
		sk->sk_state_change(sk);
		@@ -1685,6 +1768,8 @@ static int irda_shutdown(struct socket *sock, int how)
		self->daddr = DEV_ADDR_ANY; /* Until we get re-connected */
		self->saddr = 0x0; /* so IrLMP assign us any link */

		unlock_kernel();

		return 0;
		}

		@@ -1700,6 +1785,7 @@ static unsigned int irda_poll(struct file * file, struct socket *sock,

		IRDA_DEBUG(4, "%s()\n", __func__);

		lock_kernel();
		poll_wait(file, sk->sk_sleep, wait);
		mask = 0;

		@@ -1747,18 +1833,34 @@ static unsigned int irda_poll(struct file * file, struct socket *sock,
		default:
		break;
		}
		unlock_kernel();
		return mask;
		}

		static unsigned int irda_datagram_poll(struct file file, struct socket sock,
		poll_table *wait)
		{
		int err;

		lock_kernel();
		err = datagram_poll(file, sock, wait);
		unlock_kernel();

		return err;
		}

		/*
		* Function irda_ioctl (sock, cmd, arg)
		*/
		static int irda_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
		{
		struct sock *sk = sock->sk;
		int err;

		IRDA_DEBUG(4, "%s(), cmd=%#x\n", __func__, cmd);

		lock_kernel();
		err = -EINVAL;
		switch (cmd) {
		case TIOCOUTQ: {
		long amount;
		@@ -1766,9 +1868,8 @@ static int irda_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
		amount = sk->sk_sndbuf - sk_wmem_alloc_get(sk);
		if (amount < 0)
		amount = 0;
		if (put_user(amount, (unsigned int __user *)arg))
		return -EFAULT;
		return 0;
		err = put_user(amount, (unsigned int __user *)arg);
		break;
		}

		case TIOCINQ: {
		@@ -1777,15 +1878,14 @@ static int irda_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
		/* These two are safe on a single CPU system as only user tasks fiddle here */
		if ((skb = skb_peek(&sk->sk_receive_queue)) != NULL)
		amount = skb->len;
		if (put_user(amount, (unsigned int __user *)arg))
		return -EFAULT;
		return 0;
		err = put_user(amount, (unsigned int __user *)arg);
		break;
		}

		case SIOCGSTAMP:
		if (sk != NULL)
		return sock_get_timestamp(sk, (struct timeval __user *)arg);
		return -EINVAL;
		err = sock_get_timestamp(sk, (struct timeval __user *)arg);
		break;

		case SIOCGIFADDR:
		case SIOCSIFADDR:
		@@ -1797,14 +1897,14 @@ static int irda_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
		case SIOCSIFNETMASK:
		case SIOCGIFMETRIC:
		case SIOCSIFMETRIC:
		return -EINVAL;
		break;
		default:
		IRDA_DEBUG(1, "%s(), doing device ioctl!\n", __func__);
		return -ENOIOCTLCMD;
		err = -ENOIOCTLCMD;
		}
		unlock_kernel();

		/NOTREACHED/
		return 0;
		return err;
		}

		#ifdef CONFIG_COMPAT
		@@ -1826,7 +1926,7 @@ static int irda_compat_ioctl(struct socket *sock, unsigned int cmd, unsigned lon
		* Set some options for the socket
		*
		*/
		static int irda_setsockopt(struct socket *sock, int level, int optname,
		static int __irda_setsockopt(struct socket *sock, int level, int optname,
		char __user *optval, unsigned int optlen)
		{
		struct sock *sk = sock->sk;
		@@ -2084,6 +2184,18 @@ static int irda_setsockopt(struct socket *sock, int level, int optname,
		return 0;
		}

		static int irda_setsockopt(struct socket *sock, int level, int optname,
		char __user *optval, unsigned int optlen)
		{
		int err;

		lock_kernel();
		err = __irda_setsockopt(sock, level, optname, optval, optlen);
		unlock_kernel();

		return err;
		}

		/*
		* Function irda_extract_ias_value(ias_opt, ias_value)
		*
		@@ -2136,7 +2248,7 @@ static int irda_extract_ias_value(struct irda_ias_set *ias_opt,
		/*
		* Function irda_getsockopt (sock, level, optname, optval, optlen)
		*/
		static int irda_getsockopt(struct socket *sock, int level, int optname,
		static int __irda_getsockopt(struct socket *sock, int level, int optname,
		char __user optval, int __user optlen)
		{
		struct sock *sk = sock->sk;
		@@ -2464,13 +2576,25 @@ static int irda_getsockopt(struct socket *sock, int level, int optname,
		return 0;
		}

		static int irda_getsockopt(struct socket *sock, int level, int optname,
		char __user optval, int __user optlen)
		{
		int err;

		lock_kernel();
		err = __irda_getsockopt(sock, level, optname, optval, optlen);
		unlock_kernel();

		return err;
		}

		static const struct net_proto_family irda_family_ops = {
		.family = PF_IRDA,
		.create = irda_create,
		.owner = THIS_MODULE,
		};

		static const struct proto_ops SOCKOPS_WRAPPED(irda_stream_ops) = {
		static const struct proto_ops irda_stream_ops = {
		.family = PF_IRDA,
		.owner = THIS_MODULE,
		.release = irda_release,
		@@ -2494,7 +2618,7 @@ static const struct proto_ops SOCKOPS_WRAPPED(irda_stream_ops) = {
		.sendpage = sock_no_sendpage,
		};

		static const struct proto_ops SOCKOPS_WRAPPED(irda_seqpacket_ops) = {
		static const struct proto_ops irda_seqpacket_ops = {
		.family = PF_IRDA,
		.owner = THIS_MODULE,
		.release = irda_release,
		@@ -2503,7 +2627,7 @@ static const struct proto_ops SOCKOPS_WRAPPED(irda_seqpacket_ops) = {
		.socketpair = sock_no_socketpair,
		.accept = irda_accept,
		.getname = irda_getname,
		.poll = datagram_poll,
		.poll = irda_datagram_poll,
		.ioctl = irda_ioctl,
		#ifdef CONFIG_COMPAT
		.compat_ioctl = irda_compat_ioctl,
		@@ -2518,7 +2642,7 @@ static const struct proto_ops SOCKOPS_WRAPPED(irda_seqpacket_ops) = {
		.sendpage = sock_no_sendpage,
		};

		static const struct proto_ops SOCKOPS_WRAPPED(irda_dgram_ops) = {
		static const struct proto_ops irda_dgram_ops = {
		.family = PF_IRDA,
		.owner = THIS_MODULE,
		.release = irda_release,
		@@ -2527,7 +2651,7 @@ static const struct proto_ops SOCKOPS_WRAPPED(irda_dgram_ops) = {
		.socketpair = sock_no_socketpair,
		.accept = irda_accept,
		.getname = irda_getname,
		.poll = datagram_poll,
		.poll = irda_datagram_poll,
		.ioctl = irda_ioctl,
		#ifdef CONFIG_COMPAT
		.compat_ioctl = irda_compat_ioctl,
		@@ -2543,7 +2667,7 @@ static const struct proto_ops SOCKOPS_WRAPPED(irda_dgram_ops) = {
		};

		#ifdef CONFIG_IRDA_ULTRA
		static const struct proto_ops SOCKOPS_WRAPPED(irda_ultra_ops) = {
		static const struct proto_ops irda_ultra_ops = {
		.family = PF_IRDA,
		.owner = THIS_MODULE,
		.release = irda_release,
		@@ -2552,7 +2676,7 @@ static const struct proto_ops SOCKOPS_WRAPPED(irda_ultra_ops) = {
		.socketpair = sock_no_socketpair,
		.accept = sock_no_accept,
		.getname = irda_getname,
		.poll = datagram_poll,
		.poll = irda_datagram_poll,
		.ioctl = irda_ioctl,
		#ifdef CONFIG_COMPAT
		.compat_ioctl = irda_compat_ioctl,
		@@ -2568,13 +2692,6 @@ static const struct proto_ops SOCKOPS_WRAPPED(irda_ultra_ops) = {
		};
		#endif /* CONFIG_IRDA_ULTRA */

		SOCKOPS_WRAP(irda_stream, PF_IRDA);
		SOCKOPS_WRAP(irda_seqpacket, PF_IRDA);
		SOCKOPS_WRAP(irda_dgram, PF_IRDA);
		#ifdef CONFIG_IRDA_ULTRA
		SOCKOPS_WRAP(irda_ultra, PF_IRDA);
		#endif /* CONFIG_IRDA_ULTRA */

		/*
		* Function irsock_init (pro)
		*