--- zzzz-none-000/linux-2.6.39.4/net/l2tp/l2tp_ppp.c 2011-08-03 19:43:28.000000000 +0000 +++ puma6-atom-6490-729/linux-2.6.39.4/net/l2tp/l2tp_ppp.c 2021-11-10 13:38:18.000000000 +0000 @@ -57,6 +57,8 @@ * http://openl2tp.sourceforge.net. */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include #include #include @@ -82,7 +84,7 @@ #include #include #include -#include +#include #include #include #include @@ -95,9 +97,10 @@ #include #include #include +#include #include -#include +#include #include "l2tp_core.h" @@ -106,12 +109,6 @@ /* Space for UDP, L2TP and PPP headers */ #define PPPOL2TP_HEADER_OVERHEAD 40 -#define PRINTK(_mask, _type, _lvl, _fmt, args...) \ - do { \ - if ((_mask) & (_type)) \ - printk(_lvl "PPPOL2TP: " _fmt, ##args); \ - } while (0) - /* Number of bytes to build transmit L2TP headers. * Unfortunately the size is different depending on whether sequence numbers * are enabled. @@ -236,9 +233,9 @@ if (sk->sk_state & PPPOX_BOUND) { struct pppox_sock *po; - PRINTK(session->debug, PPPOL2TP_MSG_DATA, KERN_DEBUG, - "%s: recv %d byte data frame, passing to ppp\n", - session->name, data_len); + l2tp_dbg(session, PPPOL2TP_MSG_DATA, + "%s: recv %d byte data frame, passing to ppp\n", + session->name, data_len); /* We need to forget all info related to the L2TP packet * gathered in the skb as we are going to reuse the same @@ -259,19 +256,18 @@ po = pppox_sk(sk); ppp_input(&po->chan, skb); } else { - PRINTK(session->debug, PPPOL2TP_MSG_DATA, KERN_INFO, - "%s: socket not bound\n", session->name); + l2tp_info(session, PPPOL2TP_MSG_DATA, "%s: socket not bound\n", + session->name); /* Not bound. Nothing we can do, so discard. */ - session->stats.rx_errors++; + atomic_long_inc(&session->stats.rx_errors); kfree_skb(skb); } return; no_sock: - PRINTK(session->debug, PPPOL2TP_MSG_DATA, KERN_INFO, - "%s: no socket\n", session->name); + l2tp_info(session, PPPOL2TP_MSG_DATA, "%s: no socket\n", session->name); kfree_skb(skb); } @@ -360,6 +356,7 @@ l2tp_xmit_skb(session, skb, session->hdr_len); sock_put(ps->tunnel_sock); + sock_put(sk); return error; @@ -393,8 +390,7 @@ struct l2tp_session *session; struct l2tp_tunnel *tunnel; struct pppol2tp_session *ps; - int old_headroom; - int new_headroom; + int uhlen, headroom; if (sock_flag(sk, SOCK_DEAD) || !(sk->sk_state & PPPOX_CONNECTED)) goto abort; @@ -412,13 +408,15 @@ if (tunnel == NULL) goto abort_put_sess; - old_headroom = skb_headroom(skb); - if (skb_cow_head(skb, sizeof(ppph))) + uhlen = (tunnel->encap == L2TP_ENCAPTYPE_UDP) ? sizeof(struct udphdr) : 0; + headroom = NET_SKB_PAD + + sizeof(struct iphdr) + /* IP header */ + uhlen + /* UDP header (if L2TP_ENCAPTYPE_UDP) */ + session->hdr_len + /* L2TP header */ + sizeof(ppph); /* PPP header */ + if (skb_cow_head(skb, headroom)) goto abort_put_sess_tun; - new_headroom = skb_headroom(skb); - skb->truesize += new_headroom - old_headroom; - /* Setup PPP header */ __skb_push(skb, sizeof(ppph)); skb->data[0] = ppph[0]; @@ -450,34 +448,16 @@ { struct pppol2tp_session *ps = l2tp_session_priv(session); struct sock *sk = ps->sock; - struct sk_buff *skb; + struct socket *sock = sk->sk_socket; BUG_ON(session->magic != L2TP_SESSION_MAGIC); - if (session->session_id == 0) - goto out; - - if (sk != NULL) { - lock_sock(sk); - if (sk->sk_state & (PPPOX_CONNECTED | PPPOX_BOUND)) { - pppox_unbind_sock(sk); - sk->sk_state = PPPOX_DEAD; - sk->sk_state_change(sk); - } - - /* Purge any queued data */ - skb_queue_purge(&sk->sk_receive_queue); - skb_queue_purge(&sk->sk_write_queue); - while ((skb = skb_dequeue(&session->reorder_q))) { - kfree_skb(skb); - sock_put(sk); - } - - release_sock(sk); + if (sock) { + inet_shutdown(sock, 2); + /* Don't let the session go away before our socket does */ + l2tp_session_inc_refcount(session); } - -out: return; } @@ -486,19 +466,12 @@ */ static void pppol2tp_session_destruct(struct sock *sk) { - struct l2tp_session *session; - - if (sk->sk_user_data != NULL) { - session = sk->sk_user_data; - if (session == NULL) - goto out; - + struct l2tp_session *session = sk->sk_user_data; + if (session) { sk->sk_user_data = NULL; BUG_ON(session->magic != L2TP_SESSION_MAGIC); l2tp_session_dec_refcount(session); } - -out: return; } @@ -528,16 +501,13 @@ session = pppol2tp_sock_to_session(sk); /* Purge any queued data */ - skb_queue_purge(&sk->sk_receive_queue); - skb_queue_purge(&sk->sk_write_queue); if (session != NULL) { - struct sk_buff *skb; - while ((skb = skb_dequeue(&session->reorder_q))) { - kfree_skb(skb); - sock_put(sk); - } + __l2tp_session_unhash(session); + l2tp_session_queue_purge(session); sock_put(sk); } + skb_queue_purge(&sk->sk_receive_queue); + skb_queue_purge(&sk->sk_write_queue); release_sock(sk); @@ -621,7 +591,6 @@ { struct sock *sk = sock->sk; struct sockaddr_pppol2tp *sp = (struct sockaddr_pppol2tp *) uservaddr; - struct sockaddr_pppol2tpv3 *sp3 = (struct sockaddr_pppol2tpv3 *) uservaddr; struct pppox_sock *po = pppox_sk(sk); struct l2tp_session *session = NULL; struct l2tp_tunnel *tunnel; @@ -650,7 +619,13 @@ if (sk->sk_user_data) goto end; /* socket is already attached */ - /* Get params from socket address. Handle L2TPv2 and L2TPv3 */ + /* Get params from socket address. Handle L2TPv2 and L2TPv3. + * This is nasty because there are different sockaddr_pppol2tp + * structs for L2TPv2, L2TPv3, over IPv4 and IPv6. We use + * the sockaddr size to determine which structure the caller + * is using. + */ + peer_tunnel_id = 0; if (sockaddr_len == sizeof(struct sockaddr_pppol2tp)) { fd = sp->pppol2tp.fd; tunnel_id = sp->pppol2tp.s_tunnel; @@ -658,12 +633,31 @@ session_id = sp->pppol2tp.s_session; peer_session_id = sp->pppol2tp.d_session; } else if (sockaddr_len == sizeof(struct sockaddr_pppol2tpv3)) { + struct sockaddr_pppol2tpv3 *sp3 = + (struct sockaddr_pppol2tpv3 *) sp; ver = 3; fd = sp3->pppol2tp.fd; tunnel_id = sp3->pppol2tp.s_tunnel; peer_tunnel_id = sp3->pppol2tp.d_tunnel; session_id = sp3->pppol2tp.s_session; peer_session_id = sp3->pppol2tp.d_session; + } else if (sockaddr_len == sizeof(struct sockaddr_pppol2tpin6)) { + struct sockaddr_pppol2tpin6 *sp6 = + (struct sockaddr_pppol2tpin6 *) sp; + fd = sp6->pppol2tp.fd; + tunnel_id = sp6->pppol2tp.s_tunnel; + peer_tunnel_id = sp6->pppol2tp.d_tunnel; + session_id = sp6->pppol2tp.s_session; + peer_session_id = sp6->pppol2tp.d_session; + } else if (sockaddr_len == sizeof(struct sockaddr_pppol2tpv3in6)) { + struct sockaddr_pppol2tpv3in6 *sp6 = + (struct sockaddr_pppol2tpv3in6 *) sp; + ver = 3; + fd = sp6->pppol2tp.fd; + tunnel_id = sp6->pppol2tp.s_tunnel; + peer_tunnel_id = sp6->pppol2tp.d_tunnel; + session_id = sp6->pppol2tp.s_session; + peer_session_id = sp6->pppol2tp.d_session; } else { error = -EINVAL; goto end; /* bad socket address */ @@ -704,12 +698,8 @@ if (tunnel->recv_payload_hook == NULL) tunnel->recv_payload_hook = pppol2tp_recv_payload_hook; - if (tunnel->peer_tunnel_id == 0) { - if (ver == 2) - tunnel->peer_tunnel_id = sp->pppol2tp.d_tunnel; - else - tunnel->peer_tunnel_id = sp3->pppol2tp.d_tunnel; - } + if (tunnel->peer_tunnel_id == 0) + tunnel->peer_tunnel_id = peer_tunnel_id; /* Create session if it doesn't already exist. We handle the * case where a session was previously created by the netlink @@ -800,8 +790,8 @@ /* This is how we get the session context from the socket. */ sk->sk_user_data = session; sk->sk_state = PPPOX_CONNECTED; - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO, - "%s: created\n", session->name); + l2tp_info(session, PPPOL2TP_MSG_CONTROL, "%s: created\n", + session->name); end: release_sock(sk); @@ -854,8 +844,8 @@ ps = l2tp_session_priv(session); ps->tunnel_sock = tunnel->sock; - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO, - "%s: created\n", session->name); + l2tp_info(session, PPPOL2TP_MSG_CONTROL, "%s: created\n", + session->name); error = 0; @@ -863,18 +853,6 @@ return error; } -/* Called when deleting sessions via the netlink interface. - */ -static int pppol2tp_session_delete(struct l2tp_session *session) -{ - struct pppol2tp_session *ps = l2tp_session_priv(session); - - if (ps->sock == NULL) - l2tp_session_dec_refcount(session); - - return 0; -} - #endif /* CONFIG_L2TP_V3 */ /* getname() support. @@ -908,8 +886,8 @@ goto end_put_sess; } - inet = inet_sk(sk); - if (tunnel->version == 2) { + inet = inet_sk(tunnel->sock); + if ((tunnel->version == 2) && (tunnel->sock->sk_family == AF_INET)) { struct sockaddr_pppol2tp sp; len = sizeof(sp); memset(&sp, 0, len); @@ -925,6 +903,46 @@ sp.pppol2tp.addr.sin_port = inet->inet_dport; sp.pppol2tp.addr.sin_addr.s_addr = inet->inet_daddr; memcpy(uaddr, &sp, len); +#ifdef CONFIG_IPV6 + } else if ((tunnel->version == 2) && + (tunnel->sock->sk_family == AF_INET6)) { + struct ipv6_pinfo *np = inet6_sk(tunnel->sock); + struct sockaddr_pppol2tpin6 sp; + len = sizeof(sp); + memset(&sp, 0, len); + sp.sa_family = AF_PPPOX; + sp.sa_protocol = PX_PROTO_OL2TP; + sp.pppol2tp.fd = tunnel->fd; + sp.pppol2tp.pid = pls->owner; + sp.pppol2tp.s_tunnel = tunnel->tunnel_id; + sp.pppol2tp.d_tunnel = tunnel->peer_tunnel_id; + sp.pppol2tp.s_session = session->session_id; + sp.pppol2tp.d_session = session->peer_session_id; + sp.pppol2tp.addr.sin6_family = AF_INET6; + sp.pppol2tp.addr.sin6_port = inet->inet_dport; + memcpy(&sp.pppol2tp.addr.sin6_addr, &np->daddr, + sizeof(np->daddr)); + memcpy(uaddr, &sp, len); + } else if ((tunnel->version == 3) && + (tunnel->sock->sk_family == AF_INET6)) { + struct ipv6_pinfo *np = inet6_sk(tunnel->sock); + struct sockaddr_pppol2tpv3in6 sp; + len = sizeof(sp); + memset(&sp, 0, len); + sp.sa_family = AF_PPPOX; + sp.sa_protocol = PX_PROTO_OL2TP; + sp.pppol2tp.fd = tunnel->fd; + sp.pppol2tp.pid = pls->owner; + sp.pppol2tp.s_tunnel = tunnel->tunnel_id; + sp.pppol2tp.d_tunnel = tunnel->peer_tunnel_id; + sp.pppol2tp.s_session = session->session_id; + sp.pppol2tp.d_session = session->peer_session_id; + sp.pppol2tp.addr.sin6_family = AF_INET6; + sp.pppol2tp.addr.sin6_port = inet->inet_dport; + memcpy(&sp.pppol2tp.addr.sin6_addr, &np->daddr, + sizeof(np->daddr)); + memcpy(uaddr, &sp, len); +#endif } else if (tunnel->version == 3) { struct sockaddr_pppol2tpv3 sp; len = sizeof(sp); @@ -968,14 +986,14 @@ static void pppol2tp_copy_stats(struct pppol2tp_ioc_stats *dest, struct l2tp_stats *stats) { - dest->tx_packets = stats->tx_packets; - dest->tx_bytes = stats->tx_bytes; - dest->tx_errors = stats->tx_errors; - dest->rx_packets = stats->rx_packets; - dest->rx_bytes = stats->rx_bytes; - dest->rx_seq_discards = stats->rx_seq_discards; - dest->rx_oos_packets = stats->rx_oos_packets; - dest->rx_errors = stats->rx_errors; + dest->tx_packets = atomic_long_read(&stats->tx_packets); + dest->tx_bytes = atomic_long_read(&stats->tx_bytes); + dest->tx_errors = atomic_long_read(&stats->tx_errors); + dest->rx_packets = atomic_long_read(&stats->rx_packets); + dest->rx_bytes = atomic_long_read(&stats->rx_bytes); + dest->rx_seq_discards = atomic_long_read(&stats->rx_seq_discards); + dest->rx_oos_packets = atomic_long_read(&stats->rx_oos_packets); + dest->rx_errors = atomic_long_read(&stats->rx_errors); } /* Session ioctl helper. @@ -991,9 +1009,9 @@ struct l2tp_tunnel *tunnel = session->tunnel; struct pppol2tp_ioc_stats stats; - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_DEBUG, - "%s: pppol2tp_session_ioctl(cmd=%#x, arg=%#lx)\n", - session->name, cmd, arg); + l2tp_dbg(session, PPPOL2TP_MSG_CONTROL, + "%s: pppol2tp_session_ioctl(cmd=%#x, arg=%#lx)\n", + session->name, cmd, arg); sk = ps->sock; sock_hold(sk); @@ -1011,8 +1029,8 @@ if (copy_to_user((void __user *) arg, &ifr, sizeof(struct ifreq))) break; - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO, - "%s: get mtu=%d\n", session->name, session->mtu); + l2tp_info(session, PPPOL2TP_MSG_CONTROL, "%s: get mtu=%d\n", + session->name, session->mtu); err = 0; break; @@ -1027,8 +1045,8 @@ session->mtu = ifr.ifr_mtu; - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO, - "%s: set mtu=%d\n", session->name, session->mtu); + l2tp_info(session, PPPOL2TP_MSG_CONTROL, "%s: set mtu=%d\n", + session->name, session->mtu); err = 0; break; @@ -1041,8 +1059,8 @@ if (put_user(session->mru, (int __user *) arg)) break; - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO, - "%s: get mru=%d\n", session->name, session->mru); + l2tp_info(session, PPPOL2TP_MSG_CONTROL, "%s: get mru=%d\n", + session->name, session->mru); err = 0; break; @@ -1056,8 +1074,8 @@ break; session->mru = val; - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO, - "%s: set mru=%d\n", session->name, session->mru); + l2tp_info(session, PPPOL2TP_MSG_CONTROL, "%s: set mru=%d\n", + session->name, session->mru); err = 0; break; @@ -1066,8 +1084,8 @@ if (put_user(ps->flags, (int __user *) arg)) break; - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO, - "%s: get flags=%d\n", session->name, ps->flags); + l2tp_info(session, PPPOL2TP_MSG_CONTROL, "%s: get flags=%d\n", + session->name, ps->flags); err = 0; break; @@ -1076,8 +1094,8 @@ if (get_user(val, (int __user *) arg)) break; ps->flags = val; - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO, - "%s: set flags=%d\n", session->name, ps->flags); + l2tp_info(session, PPPOL2TP_MSG_CONTROL, "%s: set flags=%d\n", + session->name, ps->flags); err = 0; break; @@ -1093,8 +1111,8 @@ if (copy_to_user((void __user *) arg, &stats, sizeof(stats))) break; - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO, - "%s: get L2TP stats\n", session->name); + l2tp_info(session, PPPOL2TP_MSG_CONTROL, "%s: get L2TP stats\n", + session->name); err = 0; break; @@ -1121,9 +1139,9 @@ struct sock *sk; struct pppol2tp_ioc_stats stats; - PRINTK(tunnel->debug, PPPOL2TP_MSG_CONTROL, KERN_DEBUG, - "%s: pppol2tp_tunnel_ioctl(cmd=%#x, arg=%#lx)\n", - tunnel->name, cmd, arg); + l2tp_dbg(tunnel, PPPOL2TP_MSG_CONTROL, + "%s: pppol2tp_tunnel_ioctl(cmd=%#x, arg=%#lx)\n", + tunnel->name, cmd, arg); sk = tunnel->sock; sock_hold(sk); @@ -1157,8 +1175,8 @@ err = -EFAULT; break; } - PRINTK(tunnel->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO, - "%s: get L2TP stats\n", tunnel->name); + l2tp_info(tunnel, PPPOL2TP_MSG_CONTROL, "%s: get L2TP stats\n", + tunnel->name); err = 0; break; @@ -1247,8 +1265,8 @@ switch (optname) { case PPPOL2TP_SO_DEBUG: tunnel->debug = val; - PRINTK(tunnel->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO, - "%s: set debug=%x\n", tunnel->name, tunnel->debug); + l2tp_info(tunnel, PPPOL2TP_MSG_CONTROL, "%s: set debug=%x\n", + tunnel->name, tunnel->debug); break; default: @@ -1275,8 +1293,9 @@ break; } session->recv_seq = val ? -1 : 0; - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO, - "%s: set recv_seq=%d\n", session->name, session->recv_seq); + l2tp_info(session, PPPOL2TP_MSG_CONTROL, + "%s: set recv_seq=%d\n", + session->name, session->recv_seq); break; case PPPOL2TP_SO_SENDSEQ: @@ -1291,8 +1310,9 @@ po->chan.hdrlen = val ? PPPOL2TP_L2TP_HDR_SIZE_SEQ : PPPOL2TP_L2TP_HDR_SIZE_NOSEQ; } - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO, - "%s: set send_seq=%d\n", session->name, session->send_seq); + l2tp_info(session, PPPOL2TP_MSG_CONTROL, + "%s: set send_seq=%d\n", + session->name, session->send_seq); break; case PPPOL2TP_SO_LNSMODE: @@ -1301,20 +1321,22 @@ break; } session->lns_mode = val ? -1 : 0; - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO, - "%s: set lns_mode=%d\n", session->name, session->lns_mode); + l2tp_info(session, PPPOL2TP_MSG_CONTROL, + "%s: set lns_mode=%d\n", + session->name, session->lns_mode); break; case PPPOL2TP_SO_DEBUG: session->debug = val; - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO, - "%s: set debug=%x\n", session->name, session->debug); + l2tp_info(session, PPPOL2TP_MSG_CONTROL, "%s: set debug=%x\n", + session->name, session->debug); break; case PPPOL2TP_SO_REORDERTO: session->reorder_timeout = msecs_to_jiffies(val); - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO, - "%s: set reorder_timeout=%d\n", session->name, session->reorder_timeout); + l2tp_info(session, PPPOL2TP_MSG_CONTROL, + "%s: set reorder_timeout=%d\n", + session->name, session->reorder_timeout); break; default: @@ -1393,8 +1415,8 @@ switch (optname) { case PPPOL2TP_SO_DEBUG: *val = tunnel->debug; - PRINTK(tunnel->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO, - "%s: get debug=%x\n", tunnel->name, tunnel->debug); + l2tp_info(tunnel, PPPOL2TP_MSG_CONTROL, "%s: get debug=%x\n", + tunnel->name, tunnel->debug); break; default: @@ -1416,32 +1438,32 @@ switch (optname) { case PPPOL2TP_SO_RECVSEQ: *val = session->recv_seq; - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO, - "%s: get recv_seq=%d\n", session->name, *val); + l2tp_info(session, PPPOL2TP_MSG_CONTROL, + "%s: get recv_seq=%d\n", session->name, *val); break; case PPPOL2TP_SO_SENDSEQ: *val = session->send_seq; - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO, - "%s: get send_seq=%d\n", session->name, *val); + l2tp_info(session, PPPOL2TP_MSG_CONTROL, + "%s: get send_seq=%d\n", session->name, *val); break; case PPPOL2TP_SO_LNSMODE: *val = session->lns_mode; - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO, - "%s: get lns_mode=%d\n", session->name, *val); + l2tp_info(session, PPPOL2TP_MSG_CONTROL, + "%s: get lns_mode=%d\n", session->name, *val); break; case PPPOL2TP_SO_DEBUG: *val = session->debug; - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO, - "%s: get debug=%d\n", session->name, *val); + l2tp_info(session, PPPOL2TP_MSG_CONTROL, "%s: get debug=%d\n", + session->name, *val); break; case PPPOL2TP_SO_REORDERTO: *val = (int) jiffies_to_msecs(session->reorder_timeout); - PRINTK(session->debug, PPPOL2TP_MSG_CONTROL, KERN_INFO, - "%s: get reorder_timeout=%d\n", session->name, *val); + l2tp_info(session, PPPOL2TP_MSG_CONTROL, + "%s: get reorder_timeout=%d\n", session->name, *val); break; default: @@ -1456,8 +1478,8 @@ * handler, according to whether the PPPoX socket is a for a regular session * or the special tunnel type. */ -static int pppol2tp_getsockopt(struct socket *sock, int level, - int optname, char __user *optval, int __user *optlen) +static int pppol2tp_getsockopt(struct socket *sock, int level, int optname, + char __user *optval, int __user *optlen) { struct sock *sk = sock->sk; struct l2tp_session *session; @@ -1469,7 +1491,7 @@ if (level != SOL_PPPOL2TP) return udp_prot.getsockopt(sk, level, optname, optval, optlen); - if (get_user(len, (int __user *) optlen)) + if (get_user(len, optlen)) return -EFAULT; len = min_t(unsigned int, len, sizeof(int)); @@ -1502,7 +1524,7 @@ err = pppol2tp_session_getsockopt(sk, session, optname, &val); err = -EFAULT; - if (put_user(len, (int __user *) optlen)) + if (put_user(len, optlen)) goto end_put_sess; if (copy_to_user((void __user *) optval, &val, len)) @@ -1605,14 +1627,14 @@ tunnel->name, (tunnel == tunnel->sock->sk_user_data) ? 'Y' : 'N', atomic_read(&tunnel->ref_count) - 1); - seq_printf(m, " %08x %llu/%llu/%llu %llu/%llu/%llu\n", + seq_printf(m, " %08x %ld/%ld/%ld %ld/%ld/%ld\n", tunnel->debug, - (unsigned long long)tunnel->stats.tx_packets, - (unsigned long long)tunnel->stats.tx_bytes, - (unsigned long long)tunnel->stats.tx_errors, - (unsigned long long)tunnel->stats.rx_packets, - (unsigned long long)tunnel->stats.rx_bytes, - (unsigned long long)tunnel->stats.rx_errors); + atomic_long_read(&tunnel->stats.tx_packets), + atomic_long_read(&tunnel->stats.tx_bytes), + atomic_long_read(&tunnel->stats.tx_errors), + atomic_long_read(&tunnel->stats.rx_packets), + atomic_long_read(&tunnel->stats.rx_bytes), + atomic_long_read(&tunnel->stats.rx_errors)); } static void pppol2tp_seq_session_show(struct seq_file *m, void *v) @@ -1647,14 +1669,14 @@ session->lns_mode ? "LNS" : "LAC", session->debug, jiffies_to_msecs(session->reorder_timeout)); - seq_printf(m, " %hu/%hu %llu/%llu/%llu %llu/%llu/%llu\n", + seq_printf(m, " %hu/%hu %ld/%ld/%ld %ld/%ld/%ld\n", session->nr, session->ns, - (unsigned long long)session->stats.tx_packets, - (unsigned long long)session->stats.tx_bytes, - (unsigned long long)session->stats.tx_errors, - (unsigned long long)session->stats.rx_packets, - (unsigned long long)session->stats.rx_bytes, - (unsigned long long)session->stats.rx_errors); + atomic_long_read(&session->stats.tx_packets), + atomic_long_read(&session->stats.tx_bytes), + atomic_long_read(&session->stats.tx_errors), + atomic_long_read(&session->stats.rx_packets), + atomic_long_read(&session->stats.rx_bytes), + atomic_long_read(&session->stats.rx_errors)); if (po) seq_printf(m, " interface %s\n", ppp_dev_name(&po->chan)); @@ -1723,7 +1745,8 @@ struct proc_dir_entry *pde; int err = 0; - pde = proc_net_fops_create(net, "pppol2tp", S_IRUGO, &pppol2tp_proc_fops); + pde = proc_create("pppol2tp", S_IRUGO, net->proc_net, + &pppol2tp_proc_fops); if (!pde) { err = -ENOMEM; goto out; @@ -1735,7 +1758,7 @@ static __net_exit void pppol2tp_exit_net(struct net *net) { - proc_net_remove(net, "pppol2tp"); + remove_proc_entry("pppol2tp", net->proc_net); } static struct pernet_operations pppol2tp_net_ops = { @@ -1777,7 +1800,7 @@ static const struct l2tp_nl_cmd_ops pppol2tp_nl_cmd_ops = { .session_create = pppol2tp_session_create, - .session_delete = pppol2tp_session_delete, + .session_delete = l2tp_session_delete, }; #endif /* CONFIG_L2TP_V3 */ @@ -1804,8 +1827,7 @@ goto out_unregister_pppox; #endif - printk(KERN_INFO "PPPoL2TP kernel driver, %s\n", - PPPOL2TP_DRV_VERSION); + pr_info("PPPoL2TP kernel driver, %s\n", PPPOL2TP_DRV_VERSION); out: return err; @@ -1838,3 +1860,4 @@ MODULE_DESCRIPTION("PPP over L2TP over UDP"); MODULE_LICENSE("GPL"); MODULE_VERSION(PPPOL2TP_DRV_VERSION); +MODULE_ALIAS("pppox-proto-" __stringify(PX_PROTO_OL2TP));