Merge 3.10-rc5 into char-misc-next

32 files changed, 261 insertions, 117 deletions

diff --git a/net/compat.c b/net/compat.c
index 79ae88485001..f0a1ba6c8086 100644
--- a/net/compat.c
+++ b/net/compat.c
@@ -734,19 +734,25 @@ static unsigned char nas[21] = {
 
 asmlinkage long compat_sys_sendmsg(int fd, struct compat_msghdr __user *msg, unsigned int flags)
 {
-        return sys_sendmsg(fd, (struct msghdr __user *)msg, flags | MSG_CMSG_COMPAT);
+        if (flags & MSG_CMSG_COMPAT)
+                return -EINVAL;
+        return __sys_sendmsg(fd, (struct msghdr __user *)msg, flags | MSG_CMSG_COMPAT);
 }
 
 asmlinkage long compat_sys_sendmmsg(int fd, struct compat_mmsghdr __user *mmsg,
                                     unsigned int vlen, unsigned int flags)
 {
+        if (flags & MSG_CMSG_COMPAT)
+                return -EINVAL;
         return __sys_sendmmsg(fd, (struct mmsghdr __user *)mmsg, vlen,
                               flags | MSG_CMSG_COMPAT);
 }
 
 asmlinkage long compat_sys_recvmsg(int fd, struct compat_msghdr __user *msg, unsigned int flags)
 {
-        return sys_recvmsg(fd, (struct msghdr __user *)msg, flags | MSG_CMSG_COMPAT);
+        if (flags & MSG_CMSG_COMPAT)
+                return -EINVAL;
+        return __sys_recvmsg(fd, (struct msghdr __user *)msg, flags | MSG_CMSG_COMPAT);
 }
 
 asmlinkage long compat_sys_recv(int fd, void __user *buf, size_t len, unsigned int flags)
@@ -768,6 +774,9 @@ asmlinkage long compat_sys_recvmmsg(int fd, struct compat_mmsghdr __user *mmsg,
         int datagrams;
         struct timespec ktspec;
 
+        if (flags & MSG_CMSG_COMPAT)
+                return -EINVAL;
+
         if (COMPAT_USE_64BIT_TIME)
                 return __sys_recvmmsg(fd, (struct mmsghdr __user *)mmsg, vlen,
                                       flags | MSG_CMSG_COMPAT,
diff --git a/net/core/dev_addr_lists.c b/net/core/dev_addr_lists.c
index c013f38482a1..6cda4e2c2132 100644
--- a/net/core/dev_addr_lists.c
+++ b/net/core/dev_addr_lists.c
@@ -39,6 +39,7 @@ static int __hw_addr_create_ex(struct netdev_hw_addr_list *list,
         ha->refcount = 1;
         ha->global_use = global;
         ha->synced = sync;
+        ha->sync_cnt = 0;
         list_add_tail_rcu(&ha->list, &list->list);
         list->count++;
 
@@ -66,7 +67,7 @@ static int __hw_addr_add_ex(struct netdev_hw_addr_list *list,
                         }
                         if (sync) {
                                 if (ha->synced)
-                                        return 0;
+                                        return -EEXIST;
                                 else
                                         ha->synced = true;
                         }
@@ -139,10 +140,13 @@ static int __hw_addr_sync_one(struct netdev_hw_addr_list *to_list,
 
         err = __hw_addr_add_ex(to_list, ha->addr, addr_len, ha->type,
                                false, true);
-        if (err)
+        if (err && err != -EEXIST)
                 return err;
-        ha->sync_cnt++;
-        ha->refcount++;
+
+        if (!err) {
+                ha->sync_cnt++;
+                ha->refcount++;
+        }
 
         return 0;
 }
@@ -159,7 +163,8 @@ static void __hw_addr_unsync_one(struct netdev_hw_addr_list *to_list,
         if (err)
                 return;
         ha->sync_cnt--;
-        __hw_addr_del_entry(from_list, ha, false, true);
+        /* address on from list is not marked synced */
+        __hw_addr_del_entry(from_list, ha, false, false);
 }
 
 static int __hw_addr_sync_multiple(struct netdev_hw_addr_list *to_list,
@@ -796,7 +801,7 @@ int dev_mc_sync_multiple(struct net_device *to, struct net_device *from)
                 return -EINVAL;
 
         netif_addr_lock_nested(to);
-        err = __hw_addr_sync(&to->mc, &from->mc, to->addr_len);
+        err = __hw_addr_sync_multiple(&to->mc, &from->mc, to->addr_len);
         if (!err)
                 __dev_set_rx_mode(to);
         netif_addr_unlock(to);
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index af9185d0be6a..cfd777bd6bd0 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -195,7 +195,7 @@ struct sk_buff *__alloc_skb_head(gfp_t gfp_mask, int node)
          * the tail pointer in struct sk_buff!
          */
         memset(skb, 0, offsetof(struct sk_buff, tail));
-        skb->data = NULL;
+        skb->head = NULL;
         skb->truesize = sizeof(struct sk_buff);
         atomic_set(&skb->users, 1);
 
@@ -611,7 +611,7 @@ static void skb_release_head_state(struct sk_buff *skb)
 static void skb_release_all(struct sk_buff *skb)
 {
         skb_release_head_state(skb);
-        if (likely(skb->data))
+        if (likely(skb->head))
                 skb_release_data(skb);
 }
 
diff --git a/net/core/sock.c b/net/core/sock.c
index 6ba327da79e1..88868a9d21da 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -210,7 +210,7 @@ static const char *const af_family_key_strings[AF_MAX+1] = {
   "sk_lock-AF_TIPC"  , "sk_lock-AF_BLUETOOTH", "sk_lock-IUCV"        ,
   "sk_lock-AF_RXRPC" , "sk_lock-AF_ISDN"     , "sk_lock-AF_PHONET"   ,
   "sk_lock-AF_IEEE802154", "sk_lock-AF_CAIF" , "sk_lock-AF_ALG"      ,
-  "sk_lock-AF_NFC"   , "sk_lock-AF_MAX"
+  "sk_lock-AF_NFC"   , "sk_lock-AF_VSOCK"    , "sk_lock-AF_MAX"
 };
 static const char *const af_family_slock_key_strings[AF_MAX+1] = {
   "slock-AF_UNSPEC", "slock-AF_UNIX"     , "slock-AF_INET"     ,
@@ -226,7 +226,7 @@ static const char *const af_family_slock_key_strings[AF_MAX+1] = {
   "slock-AF_TIPC"  , "slock-AF_BLUETOOTH", "slock-AF_IUCV"     ,
   "slock-AF_RXRPC" , "slock-AF_ISDN"     , "slock-AF_PHONET"   ,
   "slock-AF_IEEE802154", "slock-AF_CAIF" , "slock-AF_ALG"      ,
-  "slock-AF_NFC"   , "slock-AF_MAX"
+  "slock-AF_NFC"   , "slock-AF_VSOCK"    ,"slock-AF_MAX"
 };
 static const char *const af_family_clock_key_strings[AF_MAX+1] = {
   "clock-AF_UNSPEC", "clock-AF_UNIX"     , "clock-AF_INET"     ,
@@ -242,7 +242,7 @@ static const char *const af_family_clock_key_strings[AF_MAX+1] = {
   "clock-AF_TIPC"  , "clock-AF_BLUETOOTH", "clock-AF_IUCV"     ,
   "clock-AF_RXRPC" , "clock-AF_ISDN"     , "clock-AF_PHONET"   ,
   "clock-AF_IEEE802154", "clock-AF_CAIF" , "clock-AF_ALG"      ,
-  "clock-AF_NFC"   , "clock-AF_MAX"
+  "clock-AF_NFC"   , "clock-AF_VSOCK"    , "clock-AF_MAX"
 };
 
 /*
diff --git a/net/ipv4/ip_tunnel.c b/net/ipv4/ip_tunnel.c
index e4147ec1665a..be2f8da0ae8e 100644
--- a/net/ipv4/ip_tunnel.c
+++ b/net/ipv4/ip_tunnel.c
@@ -503,6 +503,7 @@ void ip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev,
 
         inner_iph = (const struct iphdr *)skb_inner_network_header(skb);
 
+        memset(IPCB(skb), 0, sizeof(*IPCB(skb)));
         dst = tnl_params->daddr;
         if (dst == 0) {
                 /* NBMA tunnel */
@@ -658,7 +659,6 @@ void ip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev,
 
         skb_dst_drop(skb);
         skb_dst_set(skb, &rt->dst);
-        memset(IPCB(skb), 0, sizeof(*IPCB(skb)));
 
         /* Push down and install the IP header. */
         skb_push(skb, sizeof(struct iphdr));
diff --git a/net/ipv4/netfilter/ipt_ULOG.c b/net/ipv4/netfilter/ipt_ULOG.c
index cf08218ddbcf..ff4b781b1056 100644
--- a/net/ipv4/netfilter/ipt_ULOG.c
+++ b/net/ipv4/netfilter/ipt_ULOG.c
@@ -231,8 +231,10 @@ static void ipt_ulog_packet(struct net *net,
         put_unaligned(tv.tv_usec, &pm->timestamp_usec);
         put_unaligned(skb->mark, &pm->mark);
         pm->hook = hooknum;
-        if (prefix != NULL)
-                strncpy(pm->prefix, prefix, sizeof(pm->prefix));
+        if (prefix != NULL) {
+                strncpy(pm->prefix, prefix, sizeof(pm->prefix) - 1);
+                pm->prefix[sizeof(pm->prefix) - 1] = '\0';
+        }
         else if (loginfo->prefix[0] != '\0')
                 strncpy(pm->prefix, loginfo->prefix, sizeof(pm->prefix));
         else
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 550781a17b34..d35bbf0cf404 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -737,10 +737,15 @@ static void ip_do_redirect(struct dst_entry *dst, struct sock *sk, struct sk_buf
 {
         struct rtable *rt;
         struct flowi4 fl4;
+        const struct iphdr *iph = (const struct iphdr *) skb->data;
+        int oif = skb->dev->ifindex;
+        u8 tos = RT_TOS(iph->tos);
+        u8 prot = iph->protocol;
+        u32 mark = skb->mark;
 
         rt = (struct rtable *) dst;
 
-        ip_rt_build_flow_key(&fl4, sk, skb);
+        __build_flow_key(&fl4, sk, iph, oif, tos, prot, mark, 0);
         __ip_do_redirect(rt, skb, &fl4, true);
 }
 
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index d1ab6ab29a55..1bbf744c2cc3 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -1487,7 +1487,7 @@ static int ipv6_count_addresses(struct inet6_dev *idev)
 }
 
 int ipv6_chk_addr(struct net *net, const struct in6_addr *addr,
-                  struct net_device *dev, int strict)
+                  const struct net_device *dev, int strict)
 {
         struct inet6_ifaddr *ifp;
         unsigned int hash = inet6_addr_hash(addr);
@@ -2658,8 +2658,10 @@ static void init_loopback(struct net_device *dev)
                         sp_rt = addrconf_dst_alloc(idev, &sp_ifa->addr, 0);
 
                         /* Failure cases are ignored */
-                        if (!IS_ERR(sp_rt))
+                        if (!IS_ERR(sp_rt)) {
+                                sp_ifa->rt = sp_rt;
                                 ip6_ins_rt(sp_rt);
+                        }
                 }
                 read_unlock_bh(&idev->lock);
         }
diff --git a/net/ipv6/netfilter.c b/net/ipv6/netfilter.c
index 72836f40b730..95f3f1da0d7f 100644
--- a/net/ipv6/netfilter.c
+++ b/net/ipv6/netfilter.c
@@ -10,6 +10,7 @@
 #include <linux/netfilter.h>
 #include <linux/netfilter_ipv6.h>
 #include <linux/export.h>
+#include <net/addrconf.h>
 #include <net/dst.h>
 #include <net/ipv6.h>
 #include <net/ip6_route.h>
@@ -186,6 +187,10 @@ static __sum16 nf_ip6_checksum_partial(struct sk_buff *skb, unsigned int hook,
         return csum;
 };
 
+static const struct nf_ipv6_ops ipv6ops = {
+        .chk_addr       = ipv6_chk_addr,
+};
+
 static const struct nf_afinfo nf_ip6_afinfo = {
         .family                 = AF_INET6,
         .checksum               = nf_ip6_checksum,
@@ -198,6 +203,7 @@ static const struct nf_afinfo nf_ip6_afinfo = {
 
 int __init ipv6_netfilter_init(void)
 {
+        RCU_INIT_POINTER(nf_ipv6_ops, &ipv6ops);
         return nf_register_afinfo(&nf_ip6_afinfo);
 }
 
@@ -206,5 +212,6 @@ int __init ipv6_netfilter_init(void)
  */
 void ipv6_netfilter_fini(void)
 {
+        RCU_INIT_POINTER(nf_ipv6_ops, NULL);
         nf_unregister_afinfo(&nf_ip6_afinfo);
 }
diff --git a/net/ipv6/proc.c b/net/ipv6/proc.c
index f3c1ff4357ff..51c3285b5d9b 100644
--- a/net/ipv6/proc.c
+++ b/net/ipv6/proc.c
@@ -90,7 +90,7 @@ static const struct snmp_mib snmp6_ipstats_list[] = {
         SNMP_MIB_ITEM("Ip6OutMcastOctets", IPSTATS_MIB_OUTMCASTOCTETS),
         SNMP_MIB_ITEM("Ip6InBcastOctets", IPSTATS_MIB_INBCASTOCTETS),
         SNMP_MIB_ITEM("Ip6OutBcastOctets", IPSTATS_MIB_OUTBCASTOCTETS),
-        SNMP_MIB_ITEM("InCsumErrors", IPSTATS_MIB_CSUMERRORS),
+        /* IPSTATS_MIB_CSUMERRORS is not relevant in IPv6 (no checksum) */
         SNMP_MIB_SENTINEL
 };
 
diff --git a/net/ipv6/udp_offload.c b/net/ipv6/udp_offload.c
index 3bb3a891a424..d3cfaf9c7a08 100644
--- a/net/ipv6/udp_offload.c
+++ b/net/ipv6/udp_offload.c
@@ -46,11 +46,12 @@ static struct sk_buff *udp6_ufo_fragment(struct sk_buff *skb,
         unsigned int mss;
         unsigned int unfrag_ip6hlen, unfrag_len;
         struct frag_hdr *fptr;
-        u8 *mac_start, *prevhdr;
+        u8 *packet_start, *prevhdr;
         u8 nexthdr;
         u8 frag_hdr_sz = sizeof(struct frag_hdr);
         int offset;
         __wsum csum;
+        int tnl_hlen;
 
         mss = skb_shinfo(skb)->gso_size;
         if (unlikely(skb->len <= mss))
@@ -83,9 +84,11 @@ static struct sk_buff *udp6_ufo_fragment(struct sk_buff *skb,
         skb->ip_summed = CHECKSUM_NONE;
 
         /* Check if there is enough headroom to insert fragment header. */
-        if ((skb_mac_header(skb) < skb->head + frag_hdr_sz) &&
-            pskb_expand_head(skb, frag_hdr_sz, 0, GFP_ATOMIC))
-                goto out;
+        tnl_hlen = skb_tnl_header_len(skb);
+        if (skb_headroom(skb) < (tnl_hlen + frag_hdr_sz)) {
+                if (gso_pskb_expand_head(skb, tnl_hlen + frag_hdr_sz))
+                        goto out;
+        }
 
         /* Find the unfragmentable header and shift it left by frag_hdr_sz
          * bytes to insert fragment header.
@@ -93,11 +96,12 @@ static struct sk_buff *udp6_ufo_fragment(struct sk_buff *skb,
         unfrag_ip6hlen = ip6_find_1stfragopt(skb, &prevhdr);
         nexthdr = *prevhdr;
         *prevhdr = NEXTHDR_FRAGMENT;
-        unfrag_len = skb_network_header(skb) - skb_mac_header(skb) +
-                     unfrag_ip6hlen;
-        mac_start = skb_mac_header(skb);
-        memmove(mac_start-frag_hdr_sz, mac_start, unfrag_len);
+        unfrag_len = (skb_network_header(skb) - skb_mac_header(skb)) +
+                     unfrag_ip6hlen + tnl_hlen;
+        packet_start = (u8 *) skb->head + SKB_GSO_CB(skb)->mac_offset;
+        memmove(packet_start-frag_hdr_sz, packet_start, unfrag_len);
 
+        SKB_GSO_CB(skb)->mac_offset -= frag_hdr_sz;
         skb->mac_header -= frag_hdr_sz;
         skb->network_header -= frag_hdr_sz;
 
diff --git a/net/key/af_key.c b/net/key/af_key.c
index 5b1e5af25713..c5fbd7589681 100644
--- a/net/key/af_key.c
+++ b/net/key/af_key.c
@@ -2366,6 +2366,8 @@ static int pfkey_spddelete(struct sock *sk, struct sk_buff *skb, const struct sa
 
 out:
         xfrm_pol_put(xp);
+        if (err == 0)
+                xfrm_garbage_collect(net);
         return err;
 }
 
@@ -2615,6 +2617,8 @@ static int pfkey_spdget(struct sock *sk, struct sk_buff *skb, const struct sadb_
 
 out:
         xfrm_pol_put(xp);
+        if (delete && err == 0)
+                xfrm_garbage_collect(net);
         return err;
 }
 
diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index 60f1ce5e5e52..98d20c0f6fed 100644
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -159,9 +159,10 @@ static int ieee80211_change_mtu(struct net_device *dev, int new_mtu)
         return 0;
 }
 
-static int ieee80211_verify_mac(struct ieee80211_local *local, u8 *addr)
+static int ieee80211_verify_mac(struct ieee80211_sub_if_data *sdata, u8 *addr)
 {
-        struct ieee80211_sub_if_data *sdata;
+        struct ieee80211_local *local = sdata->local;
+        struct ieee80211_sub_if_data *iter;
         u64 new, mask, tmp;
         u8 *m;
         int ret = 0;
@@ -181,11 +182,14 @@ static int ieee80211_verify_mac(struct ieee80211_local *local, u8 *addr)
 
 
         mutex_lock(&local->iflist_mtx);
-        list_for_each_entry(sdata, &local->interfaces, list) {
-                if (sdata->vif.type == NL80211_IFTYPE_MONITOR)
+        list_for_each_entry(iter, &local->interfaces, list) {
+                if (iter == sdata)
+                        continue;
+
+                if (iter->vif.type == NL80211_IFTYPE_MONITOR)
                         continue;
 
-                m = sdata->vif.addr;
+                m = iter->vif.addr;
                 tmp =   ((u64)m[0] << 5*8) | ((u64)m[1] << 4*8) |
                         ((u64)m[2] << 3*8) | ((u64)m[3] << 2*8) |
                         ((u64)m[4] << 1*8) | ((u64)m[5] << 0*8);
@@ -209,7 +213,7 @@ static int ieee80211_change_mac(struct net_device *dev, void *addr)
         if (ieee80211_sdata_running(sdata))
                 return -EBUSY;
 
-        ret = ieee80211_verify_mac(sdata->local, sa->sa_data);
+        ret = ieee80211_verify_mac(sdata, sa->sa_data);
         if (ret)
                 return ret;
 
@@ -474,6 +478,9 @@ int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up)
                         master->control_port_protocol;
                 sdata->control_port_no_encrypt =
                         master->control_port_no_encrypt;
+                sdata->vif.cab_queue = master->vif.cab_queue;
+                memcpy(sdata->vif.hw_queue, master->vif.hw_queue,
+                       sizeof(sdata->vif.hw_queue));
                 break;
                 }
         case NL80211_IFTYPE_AP:
@@ -653,7 +660,11 @@ int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up)
 
         ieee80211_recalc_ps(local, -1);
 
-        if (dev) {
+        if (sdata->vif.type == NL80211_IFTYPE_MONITOR ||
+            sdata->vif.type == NL80211_IFTYPE_AP_VLAN) {
+                /* XXX: for AP_VLAN, actually track AP queues */
+                netif_tx_start_all_queues(dev);
+        } else if (dev) {
                 unsigned long flags;
                 int n_acs = IEEE80211_NUM_ACS;
                 int ac;
@@ -1479,7 +1490,17 @@ static void ieee80211_assign_perm_addr(struct ieee80211_local *local,
                         break;
                 }
 
+                /*
+                 * Pick address of existing interface in case user changed
+                 * MAC address manually, default to perm_addr.
+                 */
                 m = local->hw.wiphy->perm_addr;
+                list_for_each_entry(sdata, &local->interfaces, list) {
+                        if (sdata->vif.type == NL80211_IFTYPE_MONITOR)
+                                continue;
+                        m = sdata->vif.addr;
+                        break;
+                }
                 start = ((u64)m[0] << 5*8) | ((u64)m[1] << 4*8) |
                         ((u64)m[2] << 3*8) | ((u64)m[3] << 2*8) |
                         ((u64)m[4] << 1*8) | ((u64)m[5] << 0*8);
@@ -1696,6 +1717,15 @@ void ieee80211_remove_interfaces(struct ieee80211_local *local)
 
         ASSERT_RTNL();
 
+        /*
+         * Close all AP_VLAN interfaces first, as otherwise they
+         * might be closed while the AP interface they belong to
+         * is closed, causing unregister_netdevice_many() to crash.
+         */
+        list_for_each_entry(sdata, &local->interfaces, list)
+                if (sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
+                        dev_close(sdata->dev);
+
         mutex_lock(&local->iflist_mtx);
         list_for_each_entry_safe(sdata, tmp, &local->interfaces, list) {
                 list_del(&sdata->list);
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index a46e490f20dd..a8c2130c8ba4 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -3321,10 +3321,6 @@ static int ieee80211_probe_auth(struct ieee80211_sub_if_data *sdata)
         if (WARN_ON_ONCE(!auth_data))
                 return -EINVAL;
 
-        if (local->hw.flags & IEEE80211_HW_REPORTS_TX_ACK_STATUS)
-                tx_flags = IEEE80211_TX_CTL_REQ_TX_STATUS |
-                           IEEE80211_TX_INTFL_MLME_CONN_TX;
-
         auth_data->tries++;
 
         if (auth_data->tries > IEEE80211_AUTH_MAX_TRIES) {
@@ -3358,6 +3354,10 @@ static int ieee80211_probe_auth(struct ieee80211_sub_if_data *sdata)
                         auth_data->expected_transaction = trans;
                 }
 
+                if (local->hw.flags & IEEE80211_HW_REPORTS_TX_ACK_STATUS)
+                        tx_flags = IEEE80211_TX_CTL_REQ_TX_STATUS |
+                                   IEEE80211_TX_INTFL_MLME_CONN_TX;
+
                 ieee80211_send_auth(sdata, trans, auth_data->algorithm, status,
                                     auth_data->data, auth_data->data_len,
                                     auth_data->bss->bssid,
@@ -3381,12 +3381,12 @@ static int ieee80211_probe_auth(struct ieee80211_sub_if_data *sdata)
                  * will not answer to direct packet in unassociated state.
                  */
                 ieee80211_send_probe_req(sdata, NULL, ssidie + 2, ssidie[1],
-                                         NULL, 0, (u32) -1, true, tx_flags,
+                                         NULL, 0, (u32) -1, true, 0,
                                          auth_data->bss->channel, false);
                 rcu_read_unlock();
         }
 
-        if (!(local->hw.flags & IEEE80211_HW_REPORTS_TX_ACK_STATUS)) {
+        if (tx_flags == 0) {
                 auth_data->timeout = jiffies + IEEE80211_AUTH_TIMEOUT;
                 ifmgd->auth_data->timeout_started = true;
                 run_again(ifmgd, auth_data->timeout);
diff --git a/net/netfilter/core.c b/net/netfilter/core.c
index 07c865a31a3d..857ca9f35177 100644
--- a/net/netfilter/core.c
+++ b/net/netfilter/core.c
@@ -30,6 +30,8 @@ static DEFINE_MUTEX(afinfo_mutex);
 
 const struct nf_afinfo __rcu *nf_afinfo[NFPROTO_NUMPROTO] __read_mostly;
 EXPORT_SYMBOL(nf_afinfo);
+const struct nf_ipv6_ops __rcu *nf_ipv6_ops __read_mostly;
+EXPORT_SYMBOL_GPL(nf_ipv6_ops);
 
 int nf_register_afinfo(const struct nf_afinfo *afinfo)
 {
diff --git a/net/netfilter/ipvs/ip_vs_core.c b/net/netfilter/ipvs/ip_vs_core.c
index 085b5880ab0d..05565d2b3a61 100644
--- a/net/netfilter/ipvs/ip_vs_core.c
+++ b/net/netfilter/ipvs/ip_vs_core.c
@@ -1001,6 +1001,32 @@ static inline int is_tcp_reset(const struct sk_buff *skb, int nh_len)
         return th->rst;
 }
 
+static inline bool is_new_conn(const struct sk_buff *skb,
+                               struct ip_vs_iphdr *iph)
+{
+        switch (iph->protocol) {
+        case IPPROTO_TCP: {
+                struct tcphdr _tcph, *th;
+
+                th = skb_header_pointer(skb, iph->len, sizeof(_tcph), &_tcph);
+                if (th == NULL)
+                        return false;
+                return th->syn;
+        }
+        case IPPROTO_SCTP: {
+                sctp_chunkhdr_t *sch, schunk;
+
+                sch = skb_header_pointer(skb, iph->len + sizeof(sctp_sctphdr_t),
+                                         sizeof(schunk), &schunk);
+                if (sch == NULL)
+                        return false;
+                return sch->type == SCTP_CID_INIT;
+        }
+        default:
+                return false;
+        }
+}
+
 /* Handle response packets: rewrite addresses and send away...
  */
 static unsigned int
@@ -1612,6 +1638,15 @@ ip_vs_in(unsigned int hooknum, struct sk_buff *skb, int af)
          * Check if the packet belongs to an existing connection entry
          */
         cp = pp->conn_in_get(af, skb, &iph, 0);
+
+        if (unlikely(sysctl_expire_nodest_conn(ipvs)) && cp && cp->dest &&
+            unlikely(!atomic_read(&cp->dest->weight)) && !iph.fragoffs &&
+            is_new_conn(skb, &iph)) {
+                ip_vs_conn_expire_now(cp);
+                __ip_vs_conn_put(cp);
+                cp = NULL;
+        }
+
         if (unlikely(!cp) && !iph.fragoffs) {
                 /* No (second) fragments need to enter here, as nf_defrag_ipv6
                  * replayed fragment zero will already have created the cp
diff --git a/net/netfilter/ipvs/ip_vs_sh.c b/net/netfilter/ipvs/ip_vs_sh.c
index 0df269d7c99f..a65edfe4b16c 100644
--- a/net/netfilter/ipvs/ip_vs_sh.c
+++ b/net/netfilter/ipvs/ip_vs_sh.c
@@ -67,8 +67,8 @@ struct ip_vs_sh_bucket {
 #define IP_VS_SH_TAB_MASK               (IP_VS_SH_TAB_SIZE - 1)
 
 struct ip_vs_sh_state {
-        struct ip_vs_sh_bucket          buckets[IP_VS_SH_TAB_SIZE];
         struct rcu_head                 rcu_head;
+        struct ip_vs_sh_bucket          buckets[IP_VS_SH_TAB_SIZE];
 };
 
 /*
diff --git a/net/netfilter/xt_LOG.c b/net/netfilter/xt_LOG.c
index 491c7d821a0b..5ab24843370a 100644
--- a/net/netfilter/xt_LOG.c
+++ b/net/netfilter/xt_LOG.c
@@ -737,7 +737,7 @@ static void dump_ipv6_packet(struct sbuff *m,
                 dump_sk_uid_gid(m, skb->sk);
 
         /* Max length: 16 "MARK=0xFFFFFFFF " */
-        if (!recurse && skb->mark)
+        if (recurse && skb->mark)
                 sb_add(m, "MARK=0x%x ", skb->mark);
 }
 
diff --git a/net/netfilter/xt_addrtype.c b/net/netfilter/xt_addrtype.c
index 49c5ff7f6dd6..68ff29f60867 100644
--- a/net/netfilter/xt_addrtype.c
+++ b/net/netfilter/xt_addrtype.c
@@ -22,6 +22,7 @@
 #include <net/ip6_fib.h>
 #endif
 
+#include <linux/netfilter_ipv6.h>
 #include <linux/netfilter/xt_addrtype.h>
 #include <linux/netfilter/x_tables.h>
 
@@ -33,12 +34,12 @@ MODULE_ALIAS("ip6t_addrtype");
 
 #if IS_ENABLED(CONFIG_IP6_NF_IPTABLES)
 static u32 match_lookup_rt6(struct net *net, const struct net_device *dev,
-                            const struct in6_addr *addr)
+                            const struct in6_addr *addr, u16 mask)
 {
         const struct nf_afinfo *afinfo;
         struct flowi6 flow;
         struct rt6_info *rt;
-        u32 ret;
+        u32 ret = 0;
         int route_err;
 
         memset(&flow, 0, sizeof(flow));
@@ -49,12 +50,19 @@ static u32 match_lookup_rt6(struct net *net, const struct net_device *dev,
         rcu_read_lock();
 
         afinfo = nf_get_afinfo(NFPROTO_IPV6);
-        if (afinfo != NULL)
+        if (afinfo != NULL) {
+                const struct nf_ipv6_ops *v6ops;
+
+                if (dev && (mask & XT_ADDRTYPE_LOCAL)) {
+                        v6ops = nf_get_ipv6_ops();
+                        if (v6ops && v6ops->chk_addr(net, addr, dev, true))
+                                ret = XT_ADDRTYPE_LOCAL;
+                }
                 route_err = afinfo->route(net, (struct dst_entry **)&rt,
-                                        flowi6_to_flowi(&flow), !!dev);
-        else
+                                          flowi6_to_flowi(&flow), false);
+        } else {
                 route_err = 1;
-
+        }
         rcu_read_unlock();
 
         if (route_err)
@@ -62,15 +70,12 @@ static u32 match_lookup_rt6(struct net *net, const struct net_device *dev,
 
         if (rt->rt6i_flags & RTF_REJECT)
                 ret = XT_ADDRTYPE_UNREACHABLE;
-        else
-                ret = 0;
 
-        if (rt->rt6i_flags & RTF_LOCAL)
+        if (dev == NULL && rt->rt6i_flags & RTF_LOCAL)
                 ret |= XT_ADDRTYPE_LOCAL;
         if (rt->rt6i_flags & RTF_ANYCAST)
                 ret |= XT_ADDRTYPE_ANYCAST;
 
-
         dst_release(&rt->dst);
         return ret;
 }
@@ -90,7 +95,7 @@ static bool match_type6(struct net *net, const struct net_device *dev,
 
         if ((XT_ADDRTYPE_LOCAL | XT_ADDRTYPE_ANYCAST |
              XT_ADDRTYPE_UNREACHABLE) & mask)
-                return !!(mask & match_lookup_rt6(net, dev, addr));
+                return !!(mask & match_lookup_rt6(net, dev, addr, mask));
         return true;
 }
 
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index 12ac6b47a35c..d0b3dd60d386 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -747,7 +747,7 @@ static void netlink_skb_destructor(struct sk_buff *skb)
                 atomic_dec(&ring->pending);
                 sock_put(sk);
 
-                skb->data = NULL;
+                skb->head = NULL;
         }
 #endif
         if (skb->sk != NULL)
diff --git a/net/nfc/Makefile b/net/nfc/Makefile
index fb799deaed4f..a76f4533cb6c 100644
--- a/net/nfc/Makefile
+++ b/net/nfc/Makefile
@@ -5,7 +5,6 @@
 obj-$(CONFIG_NFC) += nfc.o
 obj-$(CONFIG_NFC_NCI) += nci/
 obj-$(CONFIG_NFC_HCI) += hci/
-#obj-$(CONFIG_NFC_LLCP) += llcp/
 
 nfc-objs := core.o netlink.o af_nfc.o rawsock.o llcp_core.o llcp_commands.o \
                 llcp_sock.o
diff --git a/net/sched/act_police.c b/net/sched/act_police.c
index 823463adbd21..189e3c5b3d09 100644
--- a/net/sched/act_police.c
+++ b/net/sched/act_police.c
@@ -231,14 +231,14 @@ override:
         }
         if (R_tab) {
                 police->rate_present = true;
-                psched_ratecfg_precompute(&police->rate, R_tab->rate.rate);
+                psched_ratecfg_precompute(&police->rate, &R_tab->rate);
                 qdisc_put_rtab(R_tab);
         } else {
                 police->rate_present = false;
         }
         if (P_tab) {
                 police->peak_present = true;
-                psched_ratecfg_precompute(&police->peak, P_tab->rate.rate);
+                psched_ratecfg_precompute(&police->peak, &P_tab->rate);
                 qdisc_put_rtab(P_tab);
         } else {
                 police->peak_present = false;
@@ -376,9 +376,9 @@ tcf_act_police_dump(struct sk_buff *skb, struct tc_action *a, int bind, int ref)
         };
 
         if (police->rate_present)
-                opt.rate.rate = psched_ratecfg_getrate(&police->rate);
+                psched_ratecfg_getrate(&opt.rate, &police->rate);
         if (police->peak_present)
-                opt.peakrate.rate = psched_ratecfg_getrate(&police->peak);
+                psched_ratecfg_getrate(&opt.peakrate, &police->peak);
         if (nla_put(skb, TCA_POLICE_TBF, sizeof(opt), &opt))
                 goto nla_put_failure;
         if (police->tcfp_result &&
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index eac7e0ee23c1..20224086cc28 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -898,14 +898,16 @@ void dev_shutdown(struct net_device *dev)
         WARN_ON(timer_pending(&dev->watchdog_timer));
 }
 
-void psched_ratecfg_precompute(struct psched_ratecfg *r, u32 rate)
+void psched_ratecfg_precompute(struct psched_ratecfg *r,
+                               const struct tc_ratespec *conf)
 {
         u64 factor;
         u64 mult;
         int shift;
 
-        r->rate_bps = (u64)rate << 3;
-        r->shift = 0;
+        memset(r, 0, sizeof(*r));
+        r->overhead = conf->overhead;
+        r->rate_bps = (u64)conf->rate << 3;
         r->mult = 1;
         /*
          * Calibrate mult, shift so that token counting is accurate
diff --git a/net/sched/sch_htb.c b/net/sched/sch_htb.c
index 79b1876b6cd2..adaedd79389c 100644
--- a/net/sched/sch_htb.c
+++ b/net/sched/sch_htb.c
@@ -109,7 +109,7 @@ struct htb_class {
         } un;
         struct rb_node node[TC_HTB_NUMPRIO];    /* node for self or feed tree */
         struct rb_node pq_node; /* node for event queue */
-        psched_time_t pq_key;
+        s64     pq_key;
 
         int prio_activity;      /* for which prios are we active */
         enum htb_cmode cmode;   /* current mode of the class */
@@ -121,10 +121,10 @@ struct htb_class {
         /* token bucket parameters */
         struct psched_ratecfg rate;
         struct psched_ratecfg ceil;
-        s64 buffer, cbuffer;    /* token bucket depth/rate */
-        psched_tdiff_t mbuffer; /* max wait time */
-        s64 tokens, ctokens;    /* current number of tokens */
-        psched_time_t t_c;      /* checkpoint time */
+        s64     buffer, cbuffer;        /* token bucket depth/rate */
+        s64     mbuffer;                /* max wait time */
+        s64     tokens, ctokens;        /* current number of tokens */
+        s64     t_c;                    /* checkpoint time */
 };
 
 struct htb_sched {
@@ -141,15 +141,15 @@ struct htb_sched {
         struct rb_root wait_pq[TC_HTB_MAXDEPTH];
 
         /* time of nearest event per level (row) */
-        psched_time_t near_ev_cache[TC_HTB_MAXDEPTH];
+        s64     near_ev_cache[TC_HTB_MAXDEPTH];
 
         int defcls;             /* class where unclassified flows go to */
 
         /* filters for qdisc itself */
         struct tcf_proto *filter_list;
 
-        int rate2quantum;       /* quant = rate / rate2quantum */
-        psched_time_t now;      /* cached dequeue time */
+        int     rate2quantum;   /* quant = rate / rate2quantum */
+        s64     now;    /* cached dequeue time */
         struct qdisc_watchdog watchdog;
 
         /* non shaped skbs; let them go directly thru */
@@ -664,8 +664,8 @@ static void htb_charge_class(struct htb_sched *q, struct htb_class *cl,
  * next pending event (0 for no event in pq, q->now for too many events).
  * Note: Applied are events whose have cl->pq_key <= q->now.
  */
-static psched_time_t htb_do_events(struct htb_sched *q, int level,
-                                   unsigned long start)
+static s64 htb_do_events(struct htb_sched *q, int level,
+                         unsigned long start)
 {
         /* don't run for longer than 2 jiffies; 2 is used instead of
          * 1 to simplify things when jiffy is going to be incremented
@@ -857,7 +857,7 @@ static struct sk_buff *htb_dequeue(struct Qdisc *sch)
         struct sk_buff *skb;
         struct htb_sched *q = qdisc_priv(sch);
         int level;
-        psched_time_t next_event;
+        s64 next_event;
         unsigned long start_at;
 
         /* try to dequeue direct packets as high prio (!) to minimize cpu work */
@@ -880,7 +880,7 @@ ok:
         for (level = 0; level < TC_HTB_MAXDEPTH; level++) {
                 /* common case optimization - skip event handler quickly */
                 int m;
-                psched_time_t event;
+                s64 event;
 
                 if (q->now >= q->near_ev_cache[level]) {
                         event = htb_do_events(q, level, start_at);
@@ -1090,9 +1090,9 @@ static int htb_dump_class(struct Qdisc *sch, unsigned long arg,
 
         memset(&opt, 0, sizeof(opt));
 
-        opt.rate.rate = psched_ratecfg_getrate(&cl->rate);
+        psched_ratecfg_getrate(&opt.rate, &cl->rate);
         opt.buffer = PSCHED_NS2TICKS(cl->buffer);
-        opt.ceil.rate = psched_ratecfg_getrate(&cl->ceil);
+        psched_ratecfg_getrate(&opt.ceil, &cl->ceil);
         opt.cbuffer = PSCHED_NS2TICKS(cl->cbuffer);
         opt.quantum = cl->quantum;
         opt.prio = cl->prio;
@@ -1117,8 +1117,8 @@ htb_dump_class_stats(struct Qdisc *sch, unsigned long arg, struct gnet_dump *d)
 
         if (!cl->level && cl->un.leaf.q)
                 cl->qstats.qlen = cl->un.leaf.q->q.qlen;
-        cl->xstats.tokens = cl->tokens;
-        cl->xstats.ctokens = cl->ctokens;
+        cl->xstats.tokens = PSCHED_NS2TICKS(cl->tokens);
+        cl->xstats.ctokens = PSCHED_NS2TICKS(cl->ctokens);
 
         if (gnet_stats_copy_basic(d, &cl->bstats) < 0 ||
             gnet_stats_copy_rate_est(d, NULL, &cl->rate_est) < 0 ||
@@ -1200,7 +1200,7 @@ static void htb_parent_to_leaf(struct htb_sched *q, struct htb_class *cl,
         parent->un.leaf.q = new_q ? new_q : &noop_qdisc;
         parent->tokens = parent->buffer;
         parent->ctokens = parent->cbuffer;
-        parent->t_c = psched_get_time();
+        parent->t_c = ktime_to_ns(ktime_get());
         parent->cmode = HTB_CAN_SEND;
 }
 
@@ -1417,8 +1417,8 @@ static int htb_change_class(struct Qdisc *sch, u32 classid,
                 /* set class to be in HTB_CAN_SEND state */
                 cl->tokens = PSCHED_TICKS2NS(hopt->buffer);
                 cl->ctokens = PSCHED_TICKS2NS(hopt->cbuffer);
-                cl->mbuffer = 60 * PSCHED_TICKS_PER_SEC;        /* 1min */
-                cl->t_c = psched_get_time();
+                cl->mbuffer = 60ULL * NSEC_PER_SEC;     /* 1min */
+                cl->t_c = ktime_to_ns(ktime_get());
                 cl->cmode = HTB_CAN_SEND;
 
                 /* attach to the hash list and parent's family */
@@ -1459,8 +1459,8 @@ static int htb_change_class(struct Qdisc *sch, u32 classid,
                         cl->prio = TC_HTB_NUMPRIO - 1;
         }
 
-        psched_ratecfg_precompute(&cl->rate, hopt->rate.rate);
-        psched_ratecfg_precompute(&cl->ceil, hopt->ceil.rate);
+        psched_ratecfg_precompute(&cl->rate, &hopt->rate);
+        psched_ratecfg_precompute(&cl->ceil, &hopt->ceil);
 
         cl->buffer = PSCHED_TICKS2NS(hopt->buffer);
         cl->cbuffer = PSCHED_TICKS2NS(hopt->buffer);
diff --git a/net/sched/sch_tbf.c b/net/sched/sch_tbf.c
index c8388f3c3426..e478d316602b 100644
--- a/net/sched/sch_tbf.c
+++ b/net/sched/sch_tbf.c
@@ -298,9 +298,9 @@ static int tbf_change(struct Qdisc *sch, struct nlattr *opt)
         q->tokens = q->buffer;
         q->ptokens = q->mtu;
 
-        psched_ratecfg_precompute(&q->rate, rtab->rate.rate);
+        psched_ratecfg_precompute(&q->rate, &rtab->rate);
         if (ptab) {
-                psched_ratecfg_precompute(&q->peak, ptab->rate.rate);
+                psched_ratecfg_precompute(&q->peak, &ptab->rate);
                 q->peak_present = true;
         } else {
                 q->peak_present = false;
@@ -350,9 +350,9 @@ static int tbf_dump(struct Qdisc *sch, struct sk_buff *skb)
                 goto nla_put_failure;
 
         opt.limit = q->limit;
-        opt.rate.rate = psched_ratecfg_getrate(&q->rate);
+        psched_ratecfg_getrate(&opt.rate, &q->rate);
         if (q->peak_present)
-                opt.peakrate.rate = psched_ratecfg_getrate(&q->peak);
+                psched_ratecfg_getrate(&opt.peakrate, &q->peak);
         else
                 memset(&opt.peakrate, 0, sizeof(opt.peakrate));
         opt.mtu = PSCHED_NS2TICKS(q->mtu);
diff --git a/net/socket.c b/net/socket.c
index 6b94633ca61d..4ca1526db756 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -1956,7 +1956,7 @@ struct used_address {
         unsigned int name_len;
 };
 
-static int __sys_sendmsg(struct socket *sock, struct msghdr __user *msg,
+static int ___sys_sendmsg(struct socket *sock, struct msghdr __user *msg,
                          struct msghdr *msg_sys, unsigned int flags,
                          struct used_address *used_address)
 {
@@ -2071,22 +2071,30 @@ out:
  *      BSD sendmsg interface
  */
 
-SYSCALL_DEFINE3(sendmsg, int, fd, struct msghdr __user *, msg, unsigned int, flags)
+long __sys_sendmsg(int fd, struct msghdr __user *msg, unsigned flags)
 {
         int fput_needed, err;
         struct msghdr msg_sys;
-        struct socket *sock = sockfd_lookup_light(fd, &err, &fput_needed);
+        struct socket *sock;
 
+        sock = sockfd_lookup_light(fd, &err, &fput_needed);
         if (!sock)
                 goto out;
 
-        err = __sys_sendmsg(sock, msg, &msg_sys, flags, NULL);
+        err = ___sys_sendmsg(sock, msg, &msg_sys, flags, NULL);
 
         fput_light(sock->file, fput_needed);
 out:
         return err;
 }
 
+SYSCALL_DEFINE3(sendmsg, int, fd, struct msghdr __user *, msg, unsigned int, flags)
+{
+        if (flags & MSG_CMSG_COMPAT)
+                return -EINVAL;
+        return __sys_sendmsg(fd, msg, flags);
+}
+
 /*
  *      Linux sendmmsg interface
  */
@@ -2117,15 +2125,16 @@ int __sys_sendmmsg(int fd, struct mmsghdr __user *mmsg, unsigned int vlen,
 
         while (datagrams < vlen) {
                 if (MSG_CMSG_COMPAT & flags) {
-                        err = __sys_sendmsg(sock, (struct msghdr __user *)compat_entry,
-                                            &msg_sys, flags, &used_address);
+                        err = ___sys_sendmsg(sock, (struct msghdr __user *)compat_entry,
+                                             &msg_sys, flags, &used_address);
                         if (err < 0)
                                 break;
                         err = __put_user(err, &compat_entry->msg_len);
                         ++compat_entry;
                 } else {
-                        err = __sys_sendmsg(sock, (struct msghdr __user *)entry,
-                                            &msg_sys, flags, &used_address);
+                        err = ___sys_sendmsg(sock,
+                                             (struct msghdr __user *)entry,
+                                             &msg_sys, flags, &used_address);
                         if (err < 0)
                                 break;
                         err = put_user(err, &entry->msg_len);
@@ -2149,10 +2158,12 @@ int __sys_sendmmsg(int fd, struct mmsghdr __user *mmsg, unsigned int vlen,
 SYSCALL_DEFINE4(sendmmsg, int, fd, struct mmsghdr __user *, mmsg,
                 unsigned int, vlen, unsigned int, flags)
 {
+        if (flags & MSG_CMSG_COMPAT)
+                return -EINVAL;
         return __sys_sendmmsg(fd, mmsg, vlen, flags);
 }
 
-static int __sys_recvmsg(struct socket *sock, struct msghdr __user *msg,
+static int ___sys_recvmsg(struct socket *sock, struct msghdr __user *msg,
                          struct msghdr *msg_sys, unsigned int flags, int nosec)
 {
         struct compat_msghdr __user *msg_compat =
@@ -2244,23 +2255,31 @@ out:
  *      BSD recvmsg interface
  */
 
-SYSCALL_DEFINE3(recvmsg, int, fd, struct msghdr __user *, msg,
-                unsigned int, flags)
+long __sys_recvmsg(int fd, struct msghdr __user *msg, unsigned flags)
 {
         int fput_needed, err;
         struct msghdr msg_sys;
-        struct socket *sock = sockfd_lookup_light(fd, &err, &fput_needed);
+        struct socket *sock;
 
+        sock = sockfd_lookup_light(fd, &err, &fput_needed);
         if (!sock)
                 goto out;
 
-        err = __sys_recvmsg(sock, msg, &msg_sys, flags, 0);
+        err = ___sys_recvmsg(sock, msg, &msg_sys, flags, 0);
 
         fput_light(sock->file, fput_needed);
 out:
         return err;
 }
 
+SYSCALL_DEFINE3(recvmsg, int, fd, struct msghdr __user *, msg,
+                unsigned int, flags)
+{
+        if (flags & MSG_CMSG_COMPAT)
+                return -EINVAL;
+        return __sys_recvmsg(fd, msg, flags);
+}
+
 /*
  *     Linux recvmmsg interface
  */
@@ -2298,17 +2317,18 @@ int __sys_recvmmsg(int fd, struct mmsghdr __user *mmsg, unsigned int vlen,
                  * No need to ask LSM for more than the first datagram.
                  */
                 if (MSG_CMSG_COMPAT & flags) {
-                        err = __sys_recvmsg(sock, (struct msghdr __user *)compat_entry,
-                                            &msg_sys, flags & ~MSG_WAITFORONE,
-                                            datagrams);
+                        err = ___sys_recvmsg(sock, (struct msghdr __user *)compat_entry,
+                                             &msg_sys, flags & ~MSG_WAITFORONE,
+                                             datagrams);
                         if (err < 0)
                                 break;
                         err = __put_user(err, &compat_entry->msg_len);
                         ++compat_entry;
                 } else {
-                        err = __sys_recvmsg(sock, (struct msghdr __user *)entry,
-                                            &msg_sys, flags & ~MSG_WAITFORONE,
-                                            datagrams);
+                        err = ___sys_recvmsg(sock,
+                                             (struct msghdr __user *)entry,
+                                             &msg_sys, flags & ~MSG_WAITFORONE,
+                                             datagrams);
                         if (err < 0)
                                 break;
                         err = put_user(err, &entry->msg_len);
@@ -2375,6 +2395,9 @@ SYSCALL_DEFINE5(recvmmsg, int, fd, struct mmsghdr __user *, mmsg,
         int datagrams;
         struct timespec timeout_sys;
 
+        if (flags & MSG_CMSG_COMPAT)
+                return -EINVAL;
+
         if (!timeout)
                 return __sys_recvmmsg(fd, mmsg, vlen, flags, NULL);
 
diff --git a/net/sunrpc/auth_gss/svcauth_gss.c b/net/sunrpc/auth_gss/svcauth_gss.c
index 871c73c92165..29b4ba93ab3c 100644
--- a/net/sunrpc/auth_gss/svcauth_gss.c
+++ b/net/sunrpc/auth_gss/svcauth_gss.c
@@ -1287,7 +1287,7 @@ static bool use_gss_proxy(struct net *net)
 
 #ifdef CONFIG_PROC_FS
 
-static bool set_gss_proxy(struct net *net, int type)
+static int set_gss_proxy(struct net *net, int type)
 {
         struct sunrpc_net *sn = net_generic(net, sunrpc_net_id);
         int ret = 0;
@@ -1317,10 +1317,12 @@ static inline bool gssp_ready(struct sunrpc_net *sn)
         return false;
 }
 
-static int wait_for_gss_proxy(struct net *net)
+static int wait_for_gss_proxy(struct net *net, struct file *file)
 {
         struct sunrpc_net *sn = net_generic(net, sunrpc_net_id);
 
+        if (file->f_flags & O_NONBLOCK && !gssp_ready(sn))
+                return -EAGAIN;
         return wait_event_interruptible(sn->gssp_wq, gssp_ready(sn));
 }
 
@@ -1362,7 +1364,7 @@ static ssize_t read_gssp(struct file *file, char __user *buf,
         size_t len;
         int ret;
 
-        ret = wait_for_gss_proxy(net);
+        ret = wait_for_gss_proxy(net, file);
         if (ret)
                 return ret;
 
diff --git a/net/sunrpc/svcauth_unix.c b/net/sunrpc/svcauth_unix.c
index c3f9e1ef7f53..06bdf5a1082c 100644
--- a/net/sunrpc/svcauth_unix.c
+++ b/net/sunrpc/svcauth_unix.c
@@ -810,11 +810,15 @@ svcauth_unix_accept(struct svc_rqst *rqstp, __be32 *authp)
                 goto badcred;
         argv->iov_base = (void*)((__be32*)argv->iov_base + slen);       /* skip machname */
         argv->iov_len -= slen*4;
-
+        /*
+         * Note: we skip uid_valid()/gid_valid() checks here for
+         * backwards compatibility with clients that use -1 id's.
+         * Instead, -1 uid or gid is later mapped to the
+         * (export-specific) anonymous id by nfsd_setuser.
+         * Supplementary gid's will be left alone.
+         */
         cred->cr_uid = make_kuid(&init_user_ns, svc_getnl(argv)); /* uid */
         cred->cr_gid = make_kgid(&init_user_ns, svc_getnl(argv)); /* gid */
-        if (!uid_valid(cred->cr_uid) || !gid_valid(cred->cr_gid))
-                goto badcred;
         slen = svc_getnl(argv);                 /* gids length */
         if (slen > 16 || (len -= (slen + 2)*4) < 0)
                 goto badcred;
@@ -823,8 +827,6 @@ svcauth_unix_accept(struct svc_rqst *rqstp, __be32 *authp)
                 return SVC_CLOSE;
         for (i = 0; i < slen; i++) {
                 kgid_t kgid = make_kgid(&init_user_ns, svc_getnl(argv));
-                if (!gid_valid(kgid))
-                        goto badcred;
                 GROUP_AT(cred->cr_group_info, i) = kgid;
         }
         if (svc_getu32(argv) != htonl(RPC_AUTH_NULL) || svc_getu32(argv) != 0) {
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index dfdb5e643211..d5aed3bb3945 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -3411,7 +3411,7 @@ static int nl80211_send_station(struct sk_buff *msg, u32 portid, u32 seq,
                         (u32)sinfo->rx_bytes))
                 goto nla_put_failure;
         if ((sinfo->filled & (STATION_INFO_TX_BYTES |
-                              NL80211_STA_INFO_TX_BYTES64)) &&
+                              STATION_INFO_TX_BYTES64)) &&
             nla_put_u32(msg, NL80211_STA_INFO_TX_BYTES,
                         (u32)sinfo->tx_bytes))
                 goto nla_put_failure;
diff --git a/net/wireless/sme.c b/net/wireless/sme.c
index 8b5eddfba1e5..3ed35c345cae 100644
--- a/net/wireless/sme.c
+++ b/net/wireless/sme.c
@@ -231,6 +231,9 @@ void cfg80211_conn_work(struct work_struct *work)
         mutex_lock(&rdev->sched_scan_mtx);
 
         list_for_each_entry(wdev, &rdev->wdev_list, list) {
+                if (!wdev->netdev)
+                        continue;
+
                 wdev_lock(wdev);
                 if (!netif_running(wdev->netdev)) {
                         wdev_unlock(wdev);
diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c
index 23cea0f74336..ea970b8002a2 100644
--- a/net/xfrm/xfrm_policy.c
+++ b/net/xfrm/xfrm_policy.c
@@ -2557,11 +2557,12 @@ static void __xfrm_garbage_collect(struct net *net)
         }
 }
 
-static void xfrm_garbage_collect(struct net *net)
+void xfrm_garbage_collect(struct net *net)
 {
         flow_cache_flush();
         __xfrm_garbage_collect(net);
 }
+EXPORT_SYMBOL(xfrm_garbage_collect);
 
 static void xfrm_garbage_collect_deferred(struct net *net)
 {
diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c
index aa778748c565..3f565e495ac6 100644
--- a/net/xfrm/xfrm_user.c
+++ b/net/xfrm/xfrm_user.c
@@ -1681,6 +1681,8 @@ static int xfrm_get_policy(struct sk_buff *skb, struct nlmsghdr *nlh,
 
 out:
         xfrm_pol_put(xp);
+        if (delete && err == 0)
+                xfrm_garbage_collect(net);
         return err;
 }