diff options
Diffstat (limited to 'net')
48 files changed, 198 insertions, 173 deletions
diff --git a/net/appletalk/ddp.c b/net/appletalk/ddp.c index 7fee50d637f9..7d424ac6e760 100644 --- a/net/appletalk/ddp.c +++ b/net/appletalk/ddp.c @@ -1735,7 +1735,6 @@ static int atalk_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr size_t size, int flags) { struct sock *sk = sock->sk; - struct sockaddr_at *sat = (struct sockaddr_at *)msg->msg_name; struct ddpehdr *ddp; int copied = 0; int offset = 0; @@ -1764,14 +1763,13 @@ static int atalk_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr } err = skb_copy_datagram_iovec(skb, offset, msg->msg_iov, copied); - if (!err) { - if (sat) { - sat->sat_family = AF_APPLETALK; - sat->sat_port = ddp->deh_sport; - sat->sat_addr.s_node = ddp->deh_snode; - sat->sat_addr.s_net = ddp->deh_snet; - } - msg->msg_namelen = sizeof(*sat); + if (!err && msg->msg_name) { + struct sockaddr_at *sat = msg->msg_name; + sat->sat_family = AF_APPLETALK; + sat->sat_port = ddp->deh_sport; + sat->sat_addr.s_node = ddp->deh_snode; + sat->sat_addr.s_net = ddp->deh_snet; + msg->msg_namelen = sizeof(*sat); } skb_free_datagram(sk, skb); /* Free the datagram. */ diff --git a/net/atm/common.c b/net/atm/common.c index 737bef59ce89..7b491006eaf4 100644 --- a/net/atm/common.c +++ b/net/atm/common.c @@ -531,8 +531,6 @@ int vcc_recvmsg(struct kiocb *iocb, struct socket *sock, struct msghdr *msg, struct sk_buff *skb; int copied, error = -EINVAL; - msg->msg_namelen = 0; - if (sock->state != SS_CONNECTED) return -ENOTCONN; diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c index a00123ebb0ae..7bb1605bdfd9 100644 --- a/net/ax25/af_ax25.c +++ b/net/ax25/af_ax25.c @@ -1636,11 +1636,11 @@ static int ax25_recvmsg(struct kiocb *iocb, struct socket *sock, skb_copy_datagram_iovec(skb, 0, msg->msg_iov, copied); - if (msg->msg_namelen != 0) { - struct sockaddr_ax25 *sax = (struct sockaddr_ax25 *)msg->msg_name; + if (msg->msg_name) { ax25_digi digi; ax25_address src; const unsigned char *mac = skb_mac_header(skb); + struct sockaddr_ax25 *sax = msg->msg_name; memset(sax, 0, sizeof(struct full_sockaddr_ax25)); ax25_addr_parse(mac + 1, skb->data - mac - 1, &src, NULL, diff --git a/net/bluetooth/af_bluetooth.c b/net/bluetooth/af_bluetooth.c index f6a1671ea2ff..56ca494621c6 100644 --- a/net/bluetooth/af_bluetooth.c +++ b/net/bluetooth/af_bluetooth.c @@ -224,10 +224,9 @@ int bt_sock_recvmsg(struct kiocb *iocb, struct socket *sock, skb = skb_recv_datagram(sk, flags, noblock, &err); if (!skb) { - if (sk->sk_shutdown & RCV_SHUTDOWN) { - msg->msg_namelen = 0; + if (sk->sk_shutdown & RCV_SHUTDOWN) return 0; - } + return err; } @@ -245,8 +244,6 @@ int bt_sock_recvmsg(struct kiocb *iocb, struct socket *sock, if (bt_sk(sk)->skb_msg_name) bt_sk(sk)->skb_msg_name(skb, msg->msg_name, &msg->msg_namelen); - else - msg->msg_namelen = 0; } skb_free_datagram(sk, skb); @@ -295,8 +292,6 @@ int bt_sock_stream_recvmsg(struct kiocb *iocb, struct socket *sock, if (flags & MSG_OOB) return -EOPNOTSUPP; - msg->msg_namelen = 0; - BT_DBG("sk %p size %zu", sk, size); lock_sock(sk); diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c index 71f0be173080..6a6c8bb4fd72 100644 --- a/net/bluetooth/hci_sock.c +++ b/net/bluetooth/hci_sock.c @@ -856,8 +856,6 @@ static int hci_sock_recvmsg(struct kiocb *iocb, struct socket *sock, if (!skb) return err; - msg->msg_namelen = 0; - copied = skb->len; if (len < copied) { msg->msg_flags |= MSG_TRUNC; diff --git a/net/bluetooth/l2cap_core.c b/net/bluetooth/l2cap_core.c index 0cef67707838..4af3821df880 100644 --- a/net/bluetooth/l2cap_core.c +++ b/net/bluetooth/l2cap_core.c @@ -2439,6 +2439,9 @@ int l2cap_chan_send(struct l2cap_chan *chan, struct msghdr *msg, size_t len, int err; struct sk_buff_head seg_queue; + if (!chan->conn) + return -ENOTCONN; + /* Connectionless channel */ if (chan->chan_type == L2CAP_CHAN_CONN_LESS) { skb = l2cap_create_connless_pdu(chan, msg, len, priority); diff --git a/net/bluetooth/rfcomm/core.c b/net/bluetooth/rfcomm/core.c index 94d06cbfbc18..facd8a79c038 100644 --- a/net/bluetooth/rfcomm/core.c +++ b/net/bluetooth/rfcomm/core.c @@ -694,6 +694,7 @@ static struct rfcomm_session *rfcomm_session_create(bdaddr_t *src, addr.l2_family = AF_BLUETOOTH; addr.l2_psm = 0; addr.l2_cid = 0; + addr.l2_bdaddr_type = BDADDR_BREDR; *err = kernel_bind(sock, (struct sockaddr *) &addr, sizeof(addr)); if (*err < 0) goto failed; @@ -719,6 +720,7 @@ static struct rfcomm_session *rfcomm_session_create(bdaddr_t *src, addr.l2_family = AF_BLUETOOTH; addr.l2_psm = __constant_cpu_to_le16(RFCOMM_PSM); addr.l2_cid = 0; + addr.l2_bdaddr_type = BDADDR_BREDR; *err = kernel_connect(sock, (struct sockaddr *) &addr, sizeof(addr), O_NONBLOCK); if (*err == 0 || *err == -EINPROGRESS) return s; @@ -1983,6 +1985,7 @@ static int rfcomm_add_listener(bdaddr_t *ba) addr.l2_family = AF_BLUETOOTH; addr.l2_psm = __constant_cpu_to_le16(RFCOMM_PSM); addr.l2_cid = 0; + addr.l2_bdaddr_type = BDADDR_BREDR; err = kernel_bind(sock, (struct sockaddr *) &addr, sizeof(addr)); if (err < 0) { BT_ERR("Bind failed %d", err); diff --git a/net/bluetooth/rfcomm/sock.c b/net/bluetooth/rfcomm/sock.c index c4d3d423f89b..3c2d3e4aa2f5 100644 --- a/net/bluetooth/rfcomm/sock.c +++ b/net/bluetooth/rfcomm/sock.c @@ -615,7 +615,6 @@ static int rfcomm_sock_recvmsg(struct kiocb *iocb, struct socket *sock, if (test_and_clear_bit(RFCOMM_DEFER_SETUP, &d->flags)) { rfcomm_dlc_accept(d); - msg->msg_namelen = 0; return 0; } @@ -739,8 +738,9 @@ static int rfcomm_sock_setsockopt(struct socket *sock, int level, int optname, c static int rfcomm_sock_getsockopt_old(struct socket *sock, int optname, char __user *optval, int __user *optlen) { struct sock *sk = sock->sk; + struct sock *l2cap_sk; + struct l2cap_conn *conn; struct rfcomm_conninfo cinfo; - struct l2cap_conn *conn = l2cap_pi(sk)->chan->conn; int len, err = 0; u32 opt; @@ -783,6 +783,9 @@ static int rfcomm_sock_getsockopt_old(struct socket *sock, int optname, char __u break; } + l2cap_sk = rfcomm_pi(sk)->dlc->session->sock->sk; + conn = l2cap_pi(l2cap_sk)->chan->conn; + memset(&cinfo, 0, sizeof(cinfo)); cinfo.hci_handle = conn->hcon->handle; memcpy(cinfo.dev_class, conn->hcon->dev_class, 3); diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c index 12a0e51e21e1..24fa3964b3c8 100644 --- a/net/bluetooth/sco.c +++ b/net/bluetooth/sco.c @@ -711,7 +711,6 @@ static int sco_sock_recvmsg(struct kiocb *iocb, struct socket *sock, test_bit(BT_SK_DEFER_SETUP, &bt_sk(sk)->flags)) { sco_conn_defer_accept(pi->conn->hcon, pi->setting); sk->sk_state = BT_CONFIG; - msg->msg_namelen = 0; release_sock(sk); return 0; diff --git a/net/bluetooth/smp.c b/net/bluetooth/smp.c index 85a2796cac61..4b07acb8293c 100644 --- a/net/bluetooth/smp.c +++ b/net/bluetooth/smp.c @@ -742,6 +742,9 @@ static u8 smp_cmd_security_req(struct l2cap_conn *conn, struct sk_buff *skb) BT_DBG("conn %p", conn); + if (!(conn->hcon->link_mode & HCI_LM_MASTER)) + return SMP_CMD_NOTSUPP; + hcon->pending_sec_level = authreq_to_seclevel(rp->auth_req); if (smp_ltk_encrypt(conn, hcon->pending_sec_level)) diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c index 6e6194fcd88e..4bf02adb5dc2 100644 --- a/net/bridge/br_if.c +++ b/net/bridge/br_if.c @@ -172,6 +172,8 @@ void br_dev_delete(struct net_device *dev, struct list_head *head) del_nbp(p); } + br_fdb_delete_by_port(br, NULL, 1); + br_vlan_flush(br); del_timer_sync(&br->gc_timer); diff --git a/net/bridge/netfilter/ebt_ip6.c b/net/bridge/netfilter/ebt_ip6.c index 99c85668f551..17fd5f2cb4b8 100644 --- a/net/bridge/netfilter/ebt_ip6.c +++ b/net/bridge/netfilter/ebt_ip6.c @@ -48,10 +48,12 @@ ebt_ip6_mt(const struct sk_buff *skb, struct xt_action_param *par) if (info->bitmask & EBT_IP6_TCLASS && FWINV(info->tclass != ipv6_get_dsfield(ih6), EBT_IP6_TCLASS)) return false; - if (FWINV(ipv6_masked_addr_cmp(&ih6->saddr, &info->smsk, - &info->saddr), EBT_IP6_SOURCE) || + if ((info->bitmask & EBT_IP6_SOURCE && + FWINV(ipv6_masked_addr_cmp(&ih6->saddr, &info->smsk, + &info->saddr), EBT_IP6_SOURCE)) || + (info->bitmask & EBT_IP6_DEST && FWINV(ipv6_masked_addr_cmp(&ih6->daddr, &info->dmsk, - &info->daddr), EBT_IP6_DEST)) + &info->daddr), EBT_IP6_DEST))) return false; if (info->bitmask & EBT_IP6_PROTO) { uint8_t nexthdr = ih6->nexthdr; diff --git a/net/caif/caif_socket.c b/net/caif/caif_socket.c index 05a41c7ec304..d6be3edb7a43 100644 --- a/net/caif/caif_socket.c +++ b/net/caif/caif_socket.c @@ -286,8 +286,6 @@ static int caif_seqpkt_recvmsg(struct kiocb *iocb, struct socket *sock, if (m->msg_flags&MSG_OOB) goto read_error; - m->msg_namelen = 0; - skb = skb_recv_datagram(sk, flags, 0 , &ret); if (!skb) goto read_error; @@ -361,8 +359,6 @@ static int caif_stream_recvmsg(struct kiocb *iocb, struct socket *sock, if (flags&MSG_OOB) goto out; - msg->msg_namelen = 0; - /* * Lock the socket to prevent queue disordering * while sleeps in memcpy_tomsg diff --git a/net/compat.c b/net/compat.c index 89032580bd1d..618c6a8a911b 100644 --- a/net/compat.c +++ b/net/compat.c @@ -93,7 +93,8 @@ int verify_compat_iovec(struct msghdr *kern_msg, struct iovec *kern_iov, if (err < 0) return err; } - kern_msg->msg_name = kern_address; + if (kern_msg->msg_name) + kern_msg->msg_name = kern_address; } else kern_msg->msg_name = NULL; diff --git a/net/core/dev.c b/net/core/dev.c index 7e00a7342ee6..ba3b7ea5ebb3 100644 --- a/net/core/dev.c +++ b/net/core/dev.c @@ -4996,7 +4996,7 @@ static void dev_change_rx_flags(struct net_device *dev, int flags) { const struct net_device_ops *ops = dev->netdev_ops; - if ((dev->flags & IFF_UP) && ops->ndo_change_rx_flags) + if (ops->ndo_change_rx_flags) ops->ndo_change_rx_flags(dev, flags); } diff --git a/net/core/iovec.c b/net/core/iovec.c index 4cdb7c48dad6..b61869429f4c 100644 --- a/net/core/iovec.c +++ b/net/core/iovec.c @@ -48,7 +48,8 @@ int verify_iovec(struct msghdr *m, struct iovec *iov, struct sockaddr_storage *a if (err < 0) return err; } - m->msg_name = address; + if (m->msg_name) + m->msg_name = address; } else { m->msg_name = NULL; } diff --git a/net/core/skbuff.c b/net/core/skbuff.c index 8cec1e6b844d..2718fed53d8c 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -2796,6 +2796,7 @@ struct sk_buff *skb_segment(struct sk_buff *skb, netdev_features_t features) struct sk_buff *segs = NULL; struct sk_buff *tail = NULL; struct sk_buff *fskb = skb_shinfo(skb)->frag_list; + skb_frag_t *skb_frag = skb_shinfo(skb)->frags; unsigned int mss = skb_shinfo(skb)->gso_size; unsigned int doffset = skb->data - skb_mac_header(skb); unsigned int offset = doffset; @@ -2835,16 +2836,38 @@ struct sk_buff *skb_segment(struct sk_buff *skb, netdev_features_t features) if (hsize > len || !sg) hsize = len; - if (!hsize && i >= nfrags) { - BUG_ON(fskb->len != len); + if (!hsize && i >= nfrags && skb_headlen(fskb) && + (skb_headlen(fskb) == len || sg)) { + BUG_ON(skb_headlen(fskb) > len); + + i = 0; + nfrags = skb_shinfo(fskb)->nr_frags; + skb_frag = skb_shinfo(fskb)->frags; + pos += skb_headlen(fskb); + + while (pos < offset + len) { + BUG_ON(i >= nfrags); + + size = skb_frag_size(skb_frag); + if (pos + size > offset + len) + break; + + i++; + pos += size; + skb_frag++; + } - pos += len; nskb = skb_clone(fskb, GFP_ATOMIC); fskb = fskb->next; if (unlikely(!nskb)) goto err; + if (unlikely(pskb_trim(nskb, len))) { + kfree_skb(nskb); + goto err; + } + hsize = skb_end_offset(nskb); if (skb_cow_head(nskb, doffset + headroom)) { kfree_skb(nskb); @@ -2881,7 +2904,7 @@ struct sk_buff *skb_segment(struct sk_buff *skb, netdev_features_t features) nskb->data - tnl_hlen, doffset + tnl_hlen); - if (fskb != skb_shinfo(skb)->frag_list) + if (nskb->len == len + doffset) goto perform_csum_check; if (!sg) { @@ -2899,8 +2922,28 @@ struct sk_buff *skb_segment(struct sk_buff *skb, netdev_features_t features) skb_shinfo(nskb)->tx_flags = skb_shinfo(skb)->tx_flags & SKBTX_SHARED_FRAG; - while (pos < offset + len && i < nfrags) { - *frag = skb_shinfo(skb)->frags[i]; + while (pos < offset + len) { + if (i >= nfrags) { + BUG_ON(skb_headlen(fskb)); + + i = 0; + nfrags = skb_shinfo(fskb)->nr_frags; + skb_frag = skb_shinfo(fskb)->frags; + + BUG_ON(!nfrags); + + fskb = fskb->next; + } + + if (unlikely(skb_shinfo(nskb)->nr_frags >= + MAX_SKB_FRAGS)) { + net_warn_ratelimited( + "skb_segment: too many frags: %u %u\n", + pos, mss); + goto err; + } + + *frag = *skb_frag; __skb_frag_ref(frag); size = skb_frag_size(frag); @@ -2913,6 +2956,7 @@ struct sk_buff *skb_segment(struct sk_buff *skb, netdev_features_t features) if (pos + size <= offset + len) { i++; + skb_frag++; pos += size; } else { skb_frag_size_sub(frag, pos + size - (offset + len)); @@ -2922,25 +2966,6 @@ struct sk_buff *skb_segment(struct sk_buff *skb, netdev_features_t features) frag++; } - if (pos < offset + len) { - struct sk_buff *fskb2 = fskb; - - BUG_ON(pos + fskb->len != offset + len); - - pos += fskb->len; - fskb = fskb->next; - - if (fskb2->next) { - fskb2 = skb_clone(fskb2, GFP_ATOMIC); - if (!fskb2) - goto err; - } else - skb_get(fskb2); - - SKB_FRAG_ASSERT(nskb); - skb_shinfo(nskb)->frag_list = fskb2; - } - skip_fraglist: nskb->data_len = len - hsize; nskb->len += nskb->data_len; diff --git a/net/ipv4/netfilter/ipt_SYNPROXY.c b/net/ipv4/netfilter/ipt_SYNPROXY.c index 01cffeaa0085..f13bd91d9a56 100644 --- a/net/ipv4/netfilter/ipt_SYNPROXY.c +++ b/net/ipv4/netfilter/ipt_SYNPROXY.c @@ -244,6 +244,7 @@ synproxy_recv_client_ack(const struct synproxy_net *snet, this_cpu_inc(snet->stats->cookie_valid); opts->mss = mss; + opts->options |= XT_SYNPROXY_OPT_MSS; if (opts->options & XT_SYNPROXY_OPT_TIMESTAMP) synproxy_check_timestamp_cookie(opts); diff --git a/net/ipv4/route.c b/net/ipv4/route.c index f428935c50db..f8da28278014 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -1776,8 +1776,12 @@ local_input: rth->dst.error= -err; rth->rt_flags &= ~RTCF_LOCAL; } - if (do_cache) - rt_cache_route(&FIB_RES_NH(res), rth); + if (do_cache) { + if (unlikely(!rt_cache_route(&FIB_RES_NH(res), rth))) { + rth->dst.flags |= DST_NOCACHE; + rt_add_uncached_list(rth); + } + } skb_dst_set(skb, &rth->dst); err = 0; goto out; diff --git a/net/ipv6/netfilter/ip6t_SYNPROXY.c b/net/ipv6/netfilter/ip6t_SYNPROXY.c index bf9f612c1bc2..f78f41aca8e9 100644 --- a/net/ipv6/netfilter/ip6t_SYNPROXY.c +++ b/net/ipv6/netfilter/ip6t_SYNPROXY.c @@ -259,6 +259,7 @@ synproxy_recv_client_ack(const struct synproxy_net *snet, this_cpu_inc(snet->stats->cookie_valid); opts->mss = mss; + opts->options |= XT_SYNPROXY_OPT_MSS; if (opts->options & XT_SYNPROXY_OPT_TIMESTAMP) synproxy_check_timestamp_cookie(opts); diff --git a/net/ipx/af_ipx.c b/net/ipx/af_ipx.c index 7a1e0fc1bd4d..e096025b477f 100644 --- a/net/ipx/af_ipx.c +++ b/net/ipx/af_ipx.c @@ -1823,8 +1823,6 @@ static int ipx_recvmsg(struct kiocb *iocb, struct socket *sock, if (skb->tstamp.tv64) sk->sk_stamp = skb->tstamp; - msg->msg_namelen = sizeof(*sipx); - if (sipx) { sipx->sipx_family = AF_IPX; sipx->sipx_port = ipx->ipx_source.sock; @@ -1832,6 +1830,7 @@ static int ipx_recvmsg(struct kiocb *iocb, struct socket *sock, sipx->sipx_network = IPX_SKB_CB(skb)->ipx_source_net; sipx->sipx_type = ipx->ipx_type; sipx->sipx_zero = 0; + msg->msg_namelen = sizeof(*sipx); } rc = copied; diff --git a/net/irda/af_irda.c b/net/irda/af_irda.c index 0f676908d15b..de7db23049f1 100644 --- a/net/irda/af_irda.c +++ b/net/irda/af_irda.c @@ -1385,8 +1385,6 @@ static int irda_recvmsg_dgram(struct kiocb *iocb, struct socket *sock, IRDA_DEBUG(4, "%s()\n", __func__); - msg->msg_namelen = 0; - skb = skb_recv_datagram(sk, flags & ~MSG_DONTWAIT, flags & MSG_DONTWAIT, &err); if (!skb) @@ -1451,8 +1449,6 @@ static int irda_recvmsg_stream(struct kiocb *iocb, struct socket *sock, target = sock_rcvlowat(sk, flags & MSG_WAITALL, size); timeo = sock_rcvtimeo(sk, noblock); - msg->msg_namelen = 0; - do { int chunk; struct sk_buff *skb = skb_dequeue(&sk->sk_receive_queue); diff --git a/net/iucv/af_iucv.c b/net/iucv/af_iucv.c index 168aff5e60de..c4b7218058b6 100644 --- a/net/iucv/af_iucv.c +++ b/net/iucv/af_iucv.c @@ -1324,8 +1324,6 @@ static int iucv_sock_recvmsg(struct kiocb *iocb, struct socket *sock, int err = 0; u32 offset; - msg->msg_namelen = 0; - if ((sk->sk_state == IUCV_DISCONN) && skb_queue_empty(&iucv->backlog_skb_q) && skb_queue_empty(&sk->sk_receive_queue) && diff --git a/net/key/af_key.c b/net/key/af_key.c index 911ef03bf8fb..545f047868ad 100644 --- a/net/key/af_key.c +++ b/net/key/af_key.c @@ -3616,7 +3616,6 @@ static int pfkey_recvmsg(struct kiocb *kiocb, if (flags & ~(MSG_PEEK|MSG_DONTWAIT|MSG_TRUNC|MSG_CMSG_COMPAT)) goto out; - msg->msg_namelen = 0; skb = skb_recv_datagram(sk, flags, flags & MSG_DONTWAIT, &err); if (skb == NULL) goto out; diff --git a/net/l2tp/l2tp_ppp.c b/net/l2tp/l2tp_ppp.c index ffda81ef1a70..be5fadf34739 100644 --- a/net/l2tp/l2tp_ppp.c +++ b/net/l2tp/l2tp_ppp.c @@ -197,8 +197,6 @@ static int pppol2tp_recvmsg(struct kiocb *iocb, struct socket *sock, if (sk->sk_state & PPPOX_BOUND) goto end; - msg->msg_namelen = 0; - err = 0; skb = skb_recv_datagram(sk, flags & ~MSG_DONTWAIT, flags & MSG_DONTWAIT, &err); diff --git a/net/llc/af_llc.c b/net/llc/af_llc.c index 6cba486353e8..7b01b9f5846c 100644 --- a/net/llc/af_llc.c +++ b/net/llc/af_llc.c @@ -720,8 +720,6 @@ static int llc_ui_recvmsg(struct kiocb *iocb, struct socket *sock, int target; /* Read at least this many bytes */ long timeo; - msg->msg_namelen = 0; - lock_sock(sk); copied = -ENOTCONN; if (unlikely(sk->sk_type == SOCK_STREAM && sk->sk_state == TCP_LISTEN)) diff --git a/net/netfilter/Kconfig b/net/netfilter/Kconfig index 48acec17e27a..c3398cd99b94 100644 --- a/net/netfilter/Kconfig +++ b/net/netfilter/Kconfig @@ -909,7 +909,7 @@ config NETFILTER_XT_MATCH_CONNLABEL connection simultaneously. config NETFILTER_XT_MATCH_CONNLIMIT - tristate '"connlimit" match support"' + tristate '"connlimit" match support' depends on NF_CONNTRACK depends on NETFILTER_ADVANCED ---help--- diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c index e22d950c60b3..43549eb7a7be 100644 --- a/net/netfilter/nf_conntrack_core.c +++ b/net/netfilter/nf_conntrack_core.c @@ -764,9 +764,10 @@ void nf_conntrack_free(struct nf_conn *ct) struct net *net = nf_ct_net(ct); nf_ct_ext_destroy(ct); - atomic_dec(&net->ct.count); nf_ct_ext_free(ct); kmem_cache_free(net->ct.nf_conntrack_cachep, ct); + smp_mb__before_atomic_dec(); + atomic_dec(&net->ct.count); } EXPORT_SYMBOL_GPL(nf_conntrack_free); diff --git a/net/netfilter/nf_conntrack_seqadj.c b/net/netfilter/nf_conntrack_seqadj.c index 5f9bfd060dea..17c1bcb182c6 100644 --- a/net/netfilter/nf_conntrack_seqadj.c +++ b/net/netfilter/nf_conntrack_seqadj.c @@ -41,8 +41,8 @@ int nf_ct_seqadj_set(struct nf_conn *ct, enum ip_conntrack_info ctinfo, spin_lock_bh(&ct->lock); this_way = &seqadj->seq[dir]; if (this_way->offset_before == this_way->offset_after || - before(this_way->correction_pos, seq)) { - this_way->correction_pos = seq; + before(this_way->correction_pos, ntohl(seq))) { + this_way->correction_pos = ntohl(seq); this_way->offset_before = this_way->offset_after; this_way->offset_after += off; } diff --git a/net/netfilter/nf_synproxy_core.c b/net/netfilter/nf_synproxy_core.c index cdf4567ba9b3..9858e3e51a3a 100644 --- a/net/netfilter/nf_synproxy_core.c +++ b/net/netfilter/nf_synproxy_core.c @@ -151,9 +151,10 @@ void synproxy_init_timestamp_cookie(const struct xt_synproxy_info *info, opts->tsecr = opts->tsval; |