Merge 3.10-rc3 into char-misc-next

We want the changes in here.

Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

49 files changed, 431 insertions, 182 deletions

diff --git a/net/802/mrp.c b/net/802/mrp.c
index e085bcc..1eb05d8 100644
--- a/net/802/mrp.c
+++ b/net/802/mrp.c
@@ -871,10 +871,10 @@ void mrp_uninit_applicant(struct net_device *dev, struct mrp_application *appl)
 	 */
 	del_timer_sync(&app->join_timer);
 
-	spin_lock(&app->lock);
+	spin_lock_bh(&app->lock);
 	mrp_mad_event(app, MRP_EVENT_TX);
 	mrp_pdu_queue(app);
-	spin_unlock(&app->lock);
+	spin_unlock_bh(&app->lock);
 
 	mrp_queue_xmit(app);
 
diff --git a/net/batman-adv/distributed-arp-table.c b/net/batman-adv/distributed-arp-table.c
index 8e15d96..2399920 100644
--- a/net/batman-adv/distributed-arp-table.c
+++ b/net/batman-adv/distributed-arp-table.c
@@ -837,6 +837,19 @@ bool batadv_dat_snoop_outgoing_arp_request(struct batadv_priv *bat_priv,
 
 	dat_entry = batadv_dat_entry_hash_find(bat_priv, ip_dst);
 	if (dat_entry) {
+		/* If the ARP request is destined for a local client the local
+		 * client will answer itself. DAT would only generate a
+		 * duplicate packet.
+		 *
+		 * Moreover, if the soft-interface is enslaved into a bridge, an
+		 * additional DAT answer may trigger kernel warnings about
+		 * a packet coming from the wrong port.
+		 */
+		if (batadv_is_my_client(bat_priv, dat_entry->mac_addr)) {
+			ret = true;
+			goto out;
+		}
+
 		skb_new = arp_create(ARPOP_REPLY, ETH_P_ARP, ip_src,
 				     bat_priv->soft_iface, ip_dst, hw_src,
 				     dat_entry->mac_addr, hw_src);
diff --git a/net/batman-adv/main.c b/net/batman-adv/main.c
index 3e30a0f..51aafd6 100644
--- a/net/batman-adv/main.c
+++ b/net/batman-adv/main.c
@@ -163,16 +163,25 @@ void batadv_mesh_free(struct net_device *soft_iface)
 	batadv_vis_quit(bat_priv);
 
 	batadv_gw_node_purge(bat_priv);
-	batadv_originator_free(bat_priv);
 	batadv_nc_free(bat_priv);
+	batadv_dat_free(bat_priv);
+	batadv_bla_free(bat_priv);
 
+	/* Free the TT and the originator tables only after having terminated
+	 * all the other depending components which may use these structures for
+	 * their purposes.
+	 */
 	batadv_tt_free(bat_priv);
 
-	batadv_bla_free(bat_priv);
-
-	batadv_dat_free(bat_priv);
+	/* Since the originator table clean up routine is accessing the TT
+	 * tables as well, it has to be invoked after the TT tables have been
+	 * freed and marked as empty. This ensures that no cleanup RCU callbacks
+	 * accessing the TT data are scheduled for later execution.
+	 */
+	batadv_originator_free(bat_priv);
 
 	free_percpu(bat_priv->bat_counters);
+	bat_priv->bat_counters = NULL;
 
 	atomic_set(&bat_priv->mesh_state, BATADV_MESH_INACTIVE);
 }
@@ -475,7 +484,7 @@ static int batadv_param_set_ra(const char *val, const struct kernel_param *kp)
 	char *algo_name = (char *)val;
 	size_t name_len = strlen(algo_name);
 
-	if (algo_name[name_len - 1] == '\n')
+	if (name_len > 0 && algo_name[name_len - 1] == '\n')
 		algo_name[name_len - 1] = '\0';
 
 	bat_algo_ops = batadv_algo_get(algo_name);
diff --git a/net/batman-adv/network-coding.c b/net/batman-adv/network-coding.c
index f7c5430..e84629e 100644
--- a/net/batman-adv/network-coding.c
+++ b/net/batman-adv/network-coding.c
@@ -1514,6 +1514,7 @@ batadv_nc_skb_decode_packet(struct batadv_priv *bat_priv, struct sk_buff *skb,
 	struct ethhdr *ethhdr, ethhdr_tmp;
 	uint8_t *orig_dest, ttl, ttvn;
 	unsigned int coding_len;
+	int err;
 
 	/* Save headers temporarily */
 	memcpy(&coded_packet_tmp, skb->data, sizeof(coded_packet_tmp));
@@ -1568,8 +1569,11 @@ batadv_nc_skb_decode_packet(struct batadv_priv *bat_priv, struct sk_buff *skb,
 			 coding_len);
 
 	/* Resize decoded skb if decoded with larger packet */
-	if (nc_packet->skb->len > coding_len + h_size)
-		pskb_trim_rcsum(skb, coding_len + h_size);
+	if (nc_packet->skb->len > coding_len + h_size) {
+		err = pskb_trim_rcsum(skb, coding_len + h_size);
+		if (err)
+			return NULL;
+	}
 
 	/* Create decoded unicast packet */
 	unicast_packet = (struct batadv_unicast_packet *)skb->data;
diff --git a/net/batman-adv/originator.c b/net/batman-adv/originator.c
index 2f34525..fad1a20 100644
--- a/net/batman-adv/originator.c
+++ b/net/batman-adv/originator.c
@@ -156,12 +156,28 @@ static void batadv_orig_node_free_rcu(struct rcu_head *rcu)
 	kfree(orig_node);
 }
 
+/**
+ * batadv_orig_node_free_ref - decrement the orig node refcounter and possibly
+ * schedule an rcu callback for freeing it
+ * @orig_node: the orig node to free
+ */
 void batadv_orig_node_free_ref(struct batadv_orig_node *orig_node)
 {
 	if (atomic_dec_and_test(&orig_node->refcount))
 		call_rcu(&orig_node->rcu, batadv_orig_node_free_rcu);
 }
 
+/**
+ * batadv_orig_node_free_ref_now - decrement the orig node refcounter and
+ * possibly free it (without rcu callback)
+ * @orig_node: the orig node to free
+ */
+void batadv_orig_node_free_ref_now(struct batadv_orig_node *orig_node)
+{
+	if (atomic_dec_and_test(&orig_node->refcount))
+		batadv_orig_node_free_rcu(&orig_node->rcu);
+}
+
 void batadv_originator_free(struct batadv_priv *bat_priv)
 {
 	struct batadv_hashtable *hash = bat_priv->orig_hash;
diff --git a/net/batman-adv/originator.h b/net/batman-adv/originator.h
index 7df48fa..734e5a3 100644
--- a/net/batman-adv/originator.h
+++ b/net/batman-adv/originator.h
@@ -26,6 +26,7 @@ int batadv_originator_init(struct batadv_priv *bat_priv);
 void batadv_originator_free(struct batadv_priv *bat_priv);
 void batadv_purge_orig_ref(struct batadv_priv *bat_priv);
 void batadv_orig_node_free_ref(struct batadv_orig_node *orig_node);
+void batadv_orig_node_free_ref_now(struct batadv_orig_node *orig_node);
 struct batadv_orig_node *batadv_get_orig_node(struct batadv_priv *bat_priv,
 					      const uint8_t *addr);
 struct batadv_neigh_node *
diff --git a/net/batman-adv/soft-interface.c b/net/batman-adv/soft-interface.c
index 6f20d33..819dfb0 100644
--- a/net/batman-adv/soft-interface.c
+++ b/net/batman-adv/soft-interface.c
@@ -505,6 +505,7 @@ unreg_debugfs:
 	batadv_debugfs_del_meshif(dev);
 free_bat_counters:
 	free_percpu(bat_priv->bat_counters);
+	bat_priv->bat_counters = NULL;
 
 	return ret;
 }
diff --git a/net/batman-adv/translation-table.c b/net/batman-adv/translation-table.c
index 5e89dee..9e87485 100644
--- a/net/batman-adv/translation-table.c
+++ b/net/batman-adv/translation-table.c
@@ -144,7 +144,12 @@ static void batadv_tt_orig_list_entry_free_rcu(struct rcu_head *rcu)
 	struct batadv_tt_orig_list_entry *orig_entry;
 
 	orig_entry = container_of(rcu, struct batadv_tt_orig_list_entry, rcu);
-	batadv_orig_node_free_ref(orig_entry->orig_node);
+
+	/* We are in an rcu callback here, therefore we cannot use
+	 * batadv_orig_node_free_ref() and its call_rcu():
+	 * An rcu_barrier() wouldn't wait for that to finish
+	 */
+	batadv_orig_node_free_ref_now(orig_entry->orig_node);
 	kfree(orig_entry);
 }
 
diff --git a/net/bridge/netfilter/ebt_log.c b/net/bridge/netfilter/ebt_log.c
index 9878eb8..19c37a4 100644
--- a/net/bridge/netfilter/ebt_log.c
+++ b/net/bridge/netfilter/ebt_log.c
@@ -72,13 +72,12 @@ print_ports(const struct sk_buff *skb, uint8_t protocol, int offset)
 }
 
 static void
-ebt_log_packet(u_int8_t pf, unsigned int hooknum,
-   const struct sk_buff *skb, const struct net_device *in,
-   const struct net_device *out, const struct nf_loginfo *loginfo,
-   const char *prefix)
+ebt_log_packet(struct net *net, u_int8_t pf, unsigned int hooknum,
+	       const struct sk_buff *skb, const struct net_device *in,
+	       const struct net_device *out, const struct nf_loginfo *loginfo,
+	       const char *prefix)
 {
 	unsigned int bitmask;
-	struct net *net = dev_net(in ? in : out);
 
 	/* FIXME: Disabled from containers until syslog ns is supported */
 	if (!net_eq(net, &init_net))
@@ -191,7 +190,7 @@ ebt_log_tg(struct sk_buff *skb, const struct xt_action_param *par)
 		nf_log_packet(net, NFPROTO_BRIDGE, par->hooknum, skb,
 			      par->in, par->out, &li, "%s", info->prefix);
 	else
-		ebt_log_packet(NFPROTO_BRIDGE, par->hooknum, skb, par->in,
+		ebt_log_packet(net, NFPROTO_BRIDGE, par->hooknum, skb, par->in,
 			       par->out, &li, info->prefix);
 	return EBT_CONTINUE;
 }
diff --git a/net/bridge/netfilter/ebt_ulog.c b/net/bridge/netfilter/ebt_ulog.c
index fc1905c..df0364a 100644
--- a/net/bridge/netfilter/ebt_ulog.c
+++ b/net/bridge/netfilter/ebt_ulog.c
@@ -131,14 +131,16 @@ static struct sk_buff *ulog_alloc_skb(unsigned int size)
 	return skb;
 }
 
-static void ebt_ulog_packet(unsigned int hooknr, const struct sk_buff *skb,
-   const struct net_device *in, const struct net_device *out,
-   const struct ebt_ulog_info *uloginfo, const char *prefix)
+static void ebt_ulog_packet(struct net *net, unsigned int hooknr,
+			    const struct sk_buff *skb,
+			    const struct net_device *in,
+			    const struct net_device *out,
+			    const struct ebt_ulog_info *uloginfo,
+			    const char *prefix)
 {
 	ebt_ulog_packet_msg_t *pm;
 	size_t size, copy_len;
 	struct nlmsghdr *nlh;
-	struct net *net = dev_net(in ? in : out);
 	struct ebt_ulog_net *ebt = ebt_ulog_pernet(net);
 	unsigned int group = uloginfo->nlgroup;
 	ebt_ulog_buff_t *ub = &ebt->ulog_buffers[group];
@@ -233,7 +235,7 @@ unlock:
 }
 
 /* this function is registered with the netfilter core */
-static void ebt_log_packet(u_int8_t pf, unsigned int hooknum,
+static void ebt_log_packet(struct net *net, u_int8_t pf, unsigned int hooknum,
    const struct sk_buff *skb, const struct net_device *in,
    const struct net_device *out, const struct nf_loginfo *li,
    const char *prefix)
@@ -252,13 +254,15 @@ static void ebt_log_packet(u_int8_t pf, unsigned int hooknum,
 		strlcpy(loginfo.prefix, prefix, sizeof(loginfo.prefix));
 	}
 
-	ebt_ulog_packet(hooknum, skb, in, out, &loginfo, prefix);
+	ebt_ulog_packet(net, hooknum, skb, in, out, &loginfo, prefix);
 }
 
 static unsigned int
 ebt_ulog_tg(struct sk_buff *skb, const struct xt_action_param *par)
 {
-	ebt_ulog_packet(par->hooknum, skb, par->in, par->out,
+	struct net *net = dev_net(par->in ? par->in : par->out);
+
+	ebt_ulog_packet(net, par->hooknum, skb, par->in, par->out,
 	                par->targinfo, NULL);
 	return EBT_CONTINUE;
 }
diff --git a/net/ceph/osd_client.c b/net/ceph/osd_client.c
index a3395fd..d5953b8 100644
--- a/net/ceph/osd_client.c
+++ b/net/ceph/osd_client.c
@@ -1204,6 +1204,7 @@ void ceph_osdc_unregister_linger_request(struct ceph_osd_client *osdc,
 	mutex_lock(&osdc->request_mutex);
 	if (req->r_linger) {
 		__unregister_linger_request(osdc, req);
+		req->r_linger = 0;
 		ceph_osdc_put_request(req);
 	}
 	mutex_unlock(&osdc->request_mutex);
@@ -2120,7 +2121,9 @@ int ceph_osdc_start_request(struct ceph_osd_client *osdc,
 	down_read(&osdc->map_sem);
 	mutex_lock(&osdc->request_mutex);
 	__register_request(osdc, req);
-	WARN_ON(req->r_sent);
+	req->r_sent = 0;
+	req->r_got_reply = 0;
+	req->r_completed = 0;
 	rc = __map_request(osdc, req, 0);
 	if (rc < 0) {
 		if (nofail) {
diff --git a/net/core/iovec.c b/net/core/iovec.c
index 7e7aeb0..de178e4 100644
--- a/net/core/iovec.c
+++ b/net/core/iovec.c
@@ -75,31 +75,6 @@ int verify_iovec(struct msghdr *m, struct iovec *iov, struct sockaddr_storage *a
 
 /*
  *	Copy kernel to iovec. Returns -EFAULT on error.
- *
- *	Note: this modifies the original iovec.
- */
-
-int memcpy_toiovec(struct iovec *iov, unsigned char *kdata, int len)
-{
-	while (len > 0) {
-		if (iov->iov_len) {
-			int copy = min_t(unsigned int, iov->iov_len, len);
-			if (copy_to_user(iov->iov_base, kdata, copy))
-				return -EFAULT;
-			kdata += copy;
-			len -= copy;
-			iov->iov_len -= copy;
-			iov->iov_base += copy;
-		}
-		iov++;
-	}
-
-	return 0;
-}
-EXPORT_SYMBOL(memcpy_toiovec);
-
-/*
- *	Copy kernel to iovec. Returns -EFAULT on error.
  */
 
 int memcpy_toiovecend(const struct iovec *iov, unsigned char *kdata,
@@ -125,31 +100,6 @@ int memcpy_toiovecend(const struct iovec *iov, unsigned char *kdata,
 EXPORT_SYMBOL(memcpy_toiovecend);
 
 /*
- *	Copy iovec to kernel. Returns -EFAULT on error.
- *
- *	Note: this modifies the original iovec.
- */
-
-int memcpy_fromiovec(unsigned char *kdata, struct iovec *iov, int len)
-{
-	while (len > 0) {
-		if (iov->iov_len) {
-			int copy = min_t(unsigned int, len, iov->iov_len);
-			if (copy_from_user(kdata, iov->iov_base, copy))
-				return -EFAULT;
-			len -= copy;
-			kdata += copy;
-			iov->iov_base += copy;
-			iov->iov_len -= copy;
-		}
-		iov++;
-	}
-
-	return 0;
-}
-EXPORT_SYMBOL(memcpy_fromiovec);
-
-/*
  *	Copy iovec from kernel. Returns -EFAULT on error.
  */
 
diff --git a/net/core/sock.c b/net/core/sock.c
index d4f4cea..6ba327d 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -1217,18 +1217,6 @@ static void sock_copy(struct sock *nsk, const struct sock *osk)
 #endif
 }
 
-/*
- * caches using SLAB_DESTROY_BY_RCU should let .next pointer from nulls nodes
- * un-modified. Special care is taken when initializing object to zero.
- */
-static inline void sk_prot_clear_nulls(struct sock *sk, int size)
-{
-	if (offsetof(struct sock, sk_node.next) != 0)
-		memset(sk, 0, offsetof(struct sock, sk_node.next));
-	memset(&sk->sk_node.pprev, 0,
-	       size - offsetof(struct sock, sk_node.pprev));
-}
-
 void sk_prot_clear_portaddr_nulls(struct sock *sk, int size)
 {
 	unsigned long nulls1, nulls2;
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index c625e4d..2a83591 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -235,7 +235,7 @@ static void ipgre_err(struct sk_buff *skb, u32 info)
 	   */
 	struct net *net = dev_net(skb->dev);
 	struct ip_tunnel_net *itn;
-	const struct iphdr *iph = (const struct iphdr *)skb->data;
+	const struct iphdr *iph;
 	const int type = icmp_hdr(skb)->type;
 	const int code = icmp_hdr(skb)->code;
 	struct ip_tunnel *t;
@@ -281,6 +281,7 @@ static void ipgre_err(struct sk_buff *skb, u32 info)
 	else
 		itn = net_generic(net, ipgre_net_id);
 
+	iph = (const struct iphdr *)skb->data;
 	t = ip_tunnel_lookup(itn, skb->dev->ifindex, tpi.flags,
 			     iph->daddr, iph->saddr, tpi.key);
 
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 147abf5..4bcabf3 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -84,7 +84,7 @@ int sysctl_ip_default_ttl __read_mostly = IPDEFTTL;
 EXPORT_SYMBOL(sysctl_ip_default_ttl);
 
 /* Generate a checksum for an outgoing IP datagram. */
-__inline__ void ip_send_check(struct iphdr *iph)
+void ip_send_check(struct iphdr *iph)
 {
 	iph->check = 0;
 	iph->check = ip_fast_csum((unsigned char *)iph, iph->ihl);
diff --git a/net/ipv4/netfilter/ipt_ULOG.c b/net/ipv4/netfilter/ipt_ULOG.c
index f8a222cb..cf08218 100644
--- a/net/ipv4/netfilter/ipt_ULOG.c
+++ b/net/ipv4/netfilter/ipt_ULOG.c
@@ -162,7 +162,8 @@ static struct sk_buff *ulog_alloc_skb(unsigned int size)
 	return skb;
 }
 
-static void ipt_ulog_packet(unsigned int hooknum,
+static void ipt_ulog_packet(struct net *net,
+			    unsigned int hooknum,
 			    const struct sk_buff *skb,
 			    const struct net_device *in,
 			    const struct net_device *out,
@@ -174,7 +175,6 @@ static void ipt_ulog_packet(unsigned int hooknum,
 	size_t size, copy_len;
 	struct nlmsghdr *nlh;
 	struct timeval tv;
-	struct net *net = dev_net(in ? in : out);
 	struct ulog_net *ulog = ulog_pernet(net);
 
 	/* ffs == find first bit set, necessary because userspace
@@ -291,12 +291,15 @@ alloc_failure:
 static unsigned int
 ulog_tg(struct sk_buff *skb, const struct xt_action_param *par)
 {
-	ipt_ulog_packet(par->hooknum, skb, par->in, par->out,
+	struct net *net = dev_net(par->in ? par->in : par->out);
+
+	ipt_ulog_packet(net, par->hooknum, skb, par->in, par->out,
 	                par->targinfo, NULL);
 	return XT_CONTINUE;
 }
 
-static void ipt_logfn(u_int8_t pf,
+static void ipt_logfn(struct net *net,
+		      u_int8_t pf,
 		      unsigned int hooknum,
 		      const struct sk_buff *skb,
 		      const struct net_device *in,
@@ -318,7 +321,7 @@ static void ipt_logfn(u_int8_t pf,
 		strlcpy(loginfo.prefix, prefix, sizeof(loginfo.prefix));
 	}
 
-	ipt_ulog_packet(hooknum, skb, in, out, &loginfo, prefix);
+	ipt_ulog_packet(net, hooknum, skb, in, out, &loginfo, prefix);
 }
 
 static int ulog_tg_check(const struct xt_tgchk_param *par)
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index dcb116d..ab450c0 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -2887,6 +2887,7 @@ struct sk_buff *tcp_tso_segment(struct sk_buff *skb,
 	unsigned int mss;
 	struct sk_buff *gso_skb = skb;
 	__sum16 newcheck;
+	bool ooo_okay, copy_destructor;
 
 	if (!pskb_may_pull(skb, sizeof(*th)))
 		goto out;
@@ -2927,10 +2928,18 @@ struct sk_buff *tcp_tso_segment(struct sk_buff *skb,
 		goto out;
 	}
 
+	copy_destructor = gso_skb->destructor == tcp_wfree;
+	ooo_okay = gso_skb->ooo_okay;
+	/* All segments but the first should have ooo_okay cleared */
+	skb->ooo_okay = 0;
+
 	segs = skb_segment(skb, features);
 	if (IS_ERR(segs))
 		goto out;
 
+	/* Only first segment might have ooo_okay set */
+	segs->ooo_okay = ooo_okay;
+
 	delta = htonl(oldlen + (thlen + mss));
 
 	skb = segs;
@@ -2950,6 +2959,17 @@ struct sk_buff *tcp_tso_segment(struct sk_buff *skb,
 						    thlen, skb->csum));
 
 		seq += mss;
+		if (copy_destructor) {
+			skb->destructor = gso_skb->destructor;
+			skb->sk = gso_skb->sk;
+			/* {tcp|sock}_wfree() use exact truesize accounting :
+			 * sum(skb->truesize) MUST be exactly be gso_skb->truesize
+			 * So we account mss bytes of 'true size' for each segment.
+			 * The last segment will contain the remaining.
+			 */
+			skb->truesize = mss;
+			gso_skb->truesize -= mss;
+		}
 		skb = skb->next;
 		th = tcp_hdr(skb);
 
@@ -2962,7 +2982,7 @@ struct sk_buff *tcp_tso_segment(struct sk_buff *skb,
 	 * is freed at TX completion, and not right now when gso_skb
 	 * is freed by GSO engine
 	 */
-	if (gso_skb->destructor == tcp_wfree) {
+	if (copy_destructor) {
 		swap(gso_skb->sk, skb->sk);
 		swap(gso_skb->destructor, skb->destructor);
 		swap(gso_skb->truesize, skb->truesize);
@@ -3269,8 +3289,11 @@ int tcp_md5_hash_skb_data(struct tcp_md5sig_pool *hp,
 
 	for (i = 0; i < shi->nr_frags; ++i) {
 		const struct skb_frag_struct *f = &shi->frags[i];
-		struct page *page = skb_frag_page(f);
-		sg_set_page(&sg, page, skb_frag_size(f), f->page_offset);
+		unsigned int offset = f->page_offset;
+		struct page *page = skb_frag_page(f) + (offset >> PAGE_SHIFT);
+
+		sg_set_page(&sg, page, skb_frag_size(f),
+			    offset_in_page(offset));
 		if (crypto_hash_update(desc, &sg, skb_frag_size(f)))
 			return 1;
 	}
diff --git a/net/ipv4/tcp_input.c b/net/ipv4/tcp_input.c
index 08bbe60..9c62257 100644
--- a/net/ipv4/tcp_input.c
+++ b/net/ipv4/tcp_input.c
@@ -2743,8 +2743,8 @@ static void tcp_process_loss(struct sock *sk, int flag, bool is_dupack)
  * tcp_xmit_retransmit_queue().
  */
 static void tcp_fastretrans_alert(struct sock *sk, int pkts_acked,
-				  int prior_sacked, bool is_dupack,
-				  int flag)
+				  int prior_sacked, int prior_packets,
+				  bool is_dupack, int flag)
 {
 	struct inet_connection_sock *icsk = inet_csk(sk);
 	struct tcp_sock *tp = tcp_sk(sk);
@@ -2804,7 +2804,8 @@ static void tcp_fastretrans_alert(struct sock *sk, int pkts_acked,
 				tcp_add_reno_sack(sk);
 		} else
 			do_lost = tcp_try_undo_partial(sk, pkts_acked);
-		newly_acked_sacked = pkts_acked + tp->sacked_out - prior_sacked;
+		newly_acked_sacked = prior_packets - tp->packets_out +
+				     tp->sacked_out - prior_sacked;
 		break;
 	case TCP_CA_Loss:
 		tcp_process_loss(sk, flag, is_dupack);
@@ -2818,7 +2819,8 @@ static void tcp_fastretrans_alert(struct sock *sk, int pkts_acked,
 			if (is_dupack)
 				tcp_add_reno_sack(sk);
 		}
-		newly_acked_sacked = pkts_acked + tp->sacked_out - prior_sacked;
+		newly_acked_sacked = prior_packets - tp->packets_out +
+				     tp->sacked_out - prior_sacked;
 
 		if (icsk->icsk_ca_state <= TCP_CA_Disorder)
 			tcp_try_undo_dsack(sk);
@@ -3330,9 +3332,10 @@ static int tcp_ack(struct sock *sk, const struct sk_buff *skb, int flag)
 	bool is_dupack = false;
 	u32 prior_in_flight;
 	u32 prior_fackets;
-	int prior_packets;
+	int prior_packets = tp->packets_out;
 	int prior_sacked = tp->sacked_out;
 	int pkts_acked = 0;
+	int previous_packets_out = 0;
 
 	/* If the ack is older than previous acks
 	 * then we can probably ignore it.
@@ -3403,14 +3406,14 @@ static int tcp_ack(struct sock *sk, const struct sk_buff *skb, int flag)
 	sk->sk_err_soft = 0;
 	icsk->icsk_probes_out = 0;
 	tp->rcv_tstamp = tcp_time_stamp;
-	prior_packets = tp->packets_out;
 	if (!prior_packets)
 		goto no_queue;
 
 	/* See if we can take anything off of the retransmit queue. */
+	previous_packets_out = tp->packets_out;
 	flag |= tcp_clean_rtx_queue(sk, prior_fackets, prior_snd_una);
 
-	pkts_acked = prior_packets - tp->packets_out;
+	pkts_acked = previous_packets_out - tp->packets_out;
 
 	if (tcp_ack_is_dubious(sk, flag)) {
 		/* Advance CWND, if state allows this. */
@@ -3418,7 +3421,7 @@ static int tcp_ack(struct sock *sk, const struct sk_buff *skb, int flag)
 			tcp_cong_avoid(sk, ack, prior_in_flight);
 		is_dupack = !(flag & (FLAG_SND_UNA_ADVANCED | FLAG_NOT_DUP));
 		tcp_fastretrans_alert(sk, pkts_acked, prior_sacked,
-				      is_dupack, flag);
+				      prior_packets, is_dupack, flag);
 	} else {
 		if (flag & FLAG_DATA_ACKED)
 			tcp_cong_avoid(sk, ack, prior_in_flight);
@@ -3441,7 +3444,7 @@ no_queue:
 	/* If data was DSACKed, see if we can undo a cwnd reduction. */
 	if (flag & FLAG_DSACKING_ACK)
 		tcp_fastretrans_alert(sk, pkts_acked, prior_sacked,
-				      is_dupack, flag);
+				      prior_packets, is_dupack, flag);
 	/* If this ack opens up a zero window, clear backoff.  It was
 	 * being used to time the probes, and is probably far higher than
 	 * it needs to be for normal retransmission.
@@ -3464,7 +3467,7 @@ old_ack:
 	if (TCP_SKB_CB(skb)->sacked) {
 		flag |= tcp_sacktag_write_queue(sk, skb, prior_snd_una);
 		tcp_fastretrans_alert(sk, pkts_acked, prior_sacked,
-				      is_dupack, flag);
+				      prior_packets, is_dupack, flag);
 	}
 
 	SOCK_DEBUG(sk, "Ack %u before %u:%u\n", ack, tp->snd_una, tp->snd_nxt);
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 536d409..ec335fa 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -874,11 +874,13 @@ static int tcp_transmit_skb(struct sock *sk, struct sk_buff *skb, int clone_it,
 							   &md5);
 	tcp_header_size = tcp_options_size + sizeof(struct tcphdr);
 
-	if (tcp_packets_in_flight(tp) == 0) {
+	if (tcp_packets_in_flight(tp) == 0)
 		tcp_ca_event(sk, CA_EVENT_TX_START);
-		skb->ooo_okay = 1;
-	} else
-		skb->ooo_okay = 0;
+
+	/* if no packet is in qdisc/device queue, then allow XPS to select
+	 * another queue.
+	 */
+	skb->ooo_okay = sk_wmem_alloc_get(sk) == 0;
 
 	skb_push(skb, tcp_header_size);
 	skb_reset_transport_header(skb);
diff --git a/net/ipv6/ip6_gre.c b/net/ipv6/ip6_gre.c
index d3ddd84..ecd6073 100644
--- a/net/ipv6/ip6_gre.c
+++ b/net/ipv6/ip6_gre.c
@@ -1081,6 +1081,7 @@ static int ip6gre_tunnel_ioctl(struct net_device *dev,
 		}
 		if (t == NULL)
 			t = netdev_priv(dev);
+		memset(&p, 0, sizeof(p));
 		ip6gre_tnl_parm_to_user(&p, &t->parms);
 		if (copy_to_user(ifr->ifr_ifru.ifru_data, &p, sizeof(p)))
 			err = -EFAULT;
@@ -1128,6 +1129,7 @@ static int ip6gre_tunnel_ioctl(struct net_device *dev,
 		if (t) {
 			err = 0;
 
+			memset(&p, 0, sizeof(p));
 			ip6gre_tnl_parm_to_user(&p, &t->parms);
 			if (copy_to_user(ifr->ifr_ifru.ifru_data, &p, sizeof(p)))
 				err = -EFAULT;
diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c
index d2eedf1..dae1949 100644
--- a/net/ipv6/ip6_output.c
+++ b/net/ipv6/ip6_output.c
@@ -1147,7 +1147,7 @@ int ip6_append_data(struct sock *sk, int getfrag(void *from, char *to,
 			if (WARN_ON(np->cork.opt))
 				return -EINVAL;
 
-			np->cork.opt = kmalloc(opt->tot_len, sk->sk_allocation);
+			np->cork.opt = kzalloc(opt->tot_len, sk->sk_allocation);
 			if (unlikely(np->cork.opt == NULL))
 				return -ENOBUFS;
 
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index 7116706..0a17ed9 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -1890,6 +1890,17 @@ void tcp6_proc_exit(struct net *net)
 }
 #endif
 
+static void tcp_v6_clear_sk(struct sock *sk, int size)
+{
+	struct inet_sock *inet = inet_sk(sk);
+
+	/* we do not want to clear pinet6 field, because of RCU lookups */
+	sk_prot_clear_nulls(sk, offsetof(struct inet_sock, pinet6));
+
+	size -= offsetof(struct inet_sock, pinet6) + sizeof(inet->pinet6);
+	memset(&inet->pinet6 + 1, 0, size);
+}
+
 struct proto tcpv6_prot = {
 	.name			= "TCPv6",
 	.owner			= THIS_MODULE,
@@ -1933,6 +1944,7 @@ struct proto tcpv6_prot = {
 #ifdef CONFIG_MEMCG_KMEM
 	.proto_cgroup		= tcp_proto_cgroup,
 #endif
+	.clear_sk		= tcp_v6_clear_sk,
 };
 
 static const struct inet6_protocol tcpv6_protocol = {
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index d4defdd..42923b1 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -1432,6 +1432,17 @@ void udp6_proc_exit(struct net *net) {
 }
 #endif /* CONFIG_PROC_FS */
 
+void udp_v6_clear_sk(struct sock *sk, int size)
+{
+	struct inet_sock *inet = inet_sk(sk);
+
+	/* we do not want to clear pinet6 field, because of RCU lookups */
+	sk_prot_clear_portaddr_nulls(sk, offsetof(struct inet_sock, pinet6));
+
+	size -= offsetof(struct inet_sock, pinet6) + sizeof(inet->pinet6);
+	memset(&inet->pinet6 + 1, 0, size);
+}
+
 /* ------------------------------------------------------------------------ */
 
 struct proto udpv6_prot = {
@@ -1462,7 +1473,7 @@ struct proto udpv6_prot = {
 	.compat_setsockopt = compat_udpv6_setsockopt,
 	.compat_getsockopt = compat_udpv6_getsockopt,
 #endif
-	.clear_sk	   = sk_prot_clear_portaddr_nulls,
+	.clear_sk	   = udp_v6_clear_sk,
 };
 
 static struct inet_protosw udpv6_protosw = {
diff --git a/net/ipv6/udp_impl.h b/net/ipv6/udp_impl.h
index d757104..4691ed5 100644
--- a/net/ipv6/udp_impl.h
+++ b/net/ipv6/udp_impl.h
@@ -31,6 +31,8 @@ extern int	udpv6_recvmsg(struct kiocb *iocb, struct sock *sk,
 extern int	udpv6_queue_rcv_skb(struct sock * sk, struct sk_buff *skb);
 extern void	udpv6_destroy_sock(struct sock *sk);
 
+extern void udp_v6_clear_sk(struct sock *sk, int size);
+
 #ifdef CONFIG_PROC_FS
 extern int	udp6_seq_show(struct seq_file *seq, void *v);
 #endif
diff --git a/net/ipv6/udplite.c b/net/ipv6/udplite.c
index 1d08e21..dfcc4be 100644
--- a/net/ipv6/udplite.c
+++ b/net/ipv6/udplite.c
@@ -56,7 +56,7 @@ struct proto udplitev6_prot = {
 	.compat_setsockopt = compat_udpv6_setsockopt,
 	.compat_getsockopt = compat_udpv6_getsockopt,
 #endif
-	.clear_sk	   = sk_prot_clear_portaddr_nulls,
+	.clear_sk	   = udp_v6_clear_sk,
 };
 
 static struct inet_protosw udplite6_protosw = {
diff --git a/net/ipv6/xfrm6_policy.c b/net/ipv6/xfrm6_policy.c
index 4ef7bdb..23ed03d 100644
--- a/net/ipv6/xfrm6_policy.c
+++ b/net/ipv6/xfrm6_policy.c
@@ -103,8 +103,10 @@ static int xfrm6_fill_dst(struct xfrm_dst *xdst, struct net_device *dev,
 	dev_hold(dev);
 
 	xdst->u.rt6.rt6i_idev = in6_dev_get(dev);
-	if (!xdst->u.rt6.rt6i_idev)
+	if (!xdst->u.rt6.rt6i_idev) {
+		dev_put(dev);
 		return -ENODEV;
+	}
 
 	rt6_transfer_peer(&xdst->u.rt6, rt);
 
diff --git a/net/irda/irlap_frame.c b/net/irda/irlap_frame.c
index 8c00416..9ea0c93 100644
--- a/net/irda/irlap_frame.c
+++ b/net/irda/irlap_frame.c
@@ -544,7 +544,7 @@ static void irlap_recv_discovery_xid_cmd(struct irlap_cb *self,
 		/*
 		 *  We now have some discovery info to deliver!
 		 */
-		discovery = kmalloc(sizeof(discovery_t), GFP_ATOMIC);
+		discovery = kzalloc(sizeof(discovery_t), GFP_ATOMIC);
 		if (!discovery) {
 			IRDA_WARNING("%s: unable to malloc!\n", __func__);
 			return;
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 158e6eb..44be28c 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -1267,6 +1267,7 @@ void ieee80211_sta_reset_conn_monitor(struct ieee80211_sub_if_data *sdata);
 void ieee80211_mgd_stop(struct ieee80211_sub_if_data *sdata);
 void ieee80211_mgd_conn_tx_status(struct ieee80211_sub_if_data *sdata,
 				  __le16 fc, bool acked);
+void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata);
 
 /* IBSS code */
 void ieee80211_ibss_notify_scan_completed(struct ieee80211_local *local);
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 29620bfc..a46e490 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1015,7 +1015,8 @@ static void ieee80211_chswitch_timer(unsigned long data)
 
 static void
 ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata,
-				 u64 timestamp, struct ieee802_11_elems *elems)
+				 u64 timestamp, struct ieee802_11_elems *elems,
+				 bool beacon)
 {
 	struct ieee80211_local *local = sdata->local;
 	struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
@@ -1032,6 +1033,7 @@ ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata,
 	struct cfg80211_chan_def new_vht_chandef = {};
 	const struct ieee80211_sec_chan_offs_ie *sec_chan_offs;
 	const struct ieee80211_wide_bw_chansw_ie *wide_bw_chansw_ie;
+	const struct ieee80211_ht_operation *ht_oper;
 	int secondary_channel_offset = -1;
 
 	ASSERT_MGD_MTX(ifmgd);
@@ -1048,11 +1050,14 @@ ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata,
 
 	sec_chan_offs = elems->sec_chan_offs;
 	wide_bw_chansw_ie = elems->wide_bw_chansw_ie;
+	ht_oper = elems->ht_operation;
 
 	if (ifmgd->flags & (IEEE80211_STA_DISABLE_HT |
 			    IEEE80211_STA_DISABLE_40MHZ)) {
 		sec_chan_offs = NULL;
 		wide_bw_chansw_ie = NULL;
+		/* only used for bandwidth here */
+		ht_oper = NULL;
 	}
 
 	if (ifmgd->flags & IEEE80211_STA_DISABLE_VHT)
@@ -1094,10 +1099,20 @@ ieee80211_sta_process_chanswitch(struct ieee80211_sub_if_data *sdata,
 		return;
 	}
 
-	if (sec_chan_offs) {
+	if (!beacon && sec_chan_offs) {
 		secondary_channel_offset = sec_chan_offs->sec_chan_offs;
+	} else if (beacon && ht_oper) {
+		secondary_channel_offset =
+			ht_oper->ht_param & IEEE80211_HT_PARAM_CHA_SEC_OFFSET;
 	} else if (!(ifmgd->flags & IEEE80211_STA_DISABLE_HT)) {
-		/* if HT is enabled and the IE not present, it's still HT */
+		/*
+		 * If it's not a beacon, HT is enabled and the IE not present,
+		 * it's 20 MHz, 802.11-2012 8.5.2.6:
+		 *	This element [the Secondary Channel Offset Element] is
+		 *	present when switching to a 40 MHz channel. It may be
+		 *	present when switching to a 20 MHz channel (in which
+		 *	case the secondary channel offset is set to SCN).
+		 */
 		secondary_channel_offset = IEEE80211_HT_PARAM_CHA_SEC_NONE;
 	}
 
@@ -2796,7 +2811,8 @@ static void ieee80211_rx_bss_info(struct ieee80211_sub_if_data *sdata,
 		mutex_unlock(&local->iflist_mtx);
 	}
 
-	ieee80211_sta_process_chanswitch(sdata, rx_status->mactime, elems);
+	ieee80211_sta_process_chanswitch(sdata, rx_status->mactime,
+					 elems, true);
 
 }
 
@@ -3210,7 +3226,7 @@ void ieee80211_sta_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
 
 			ieee80211_sta_process_chanswitch(sdata,
 							 rx_status->mactime,
-							 &elems);
+							 &elems, false);
 		} else if (mgmt->u.action.category == WLAN_CATEGORY_PUBLIC) {
 			ies_len = skb->len -
 				  offsetof(struct ieee80211_mgmt,
@@ -3232,7 +3248,7 @@ void ieee80211_sta_rx_queued_mgmt(struct ieee80211_sub_if_data *sdata,
 
 			ieee80211_sta_process_chanswitch(sdata,
 							 rx_status->mactime,
-							 &elems);
+							 &elems, false);
 		}
 		break;
 	}
@@ -3623,6 +3639,31 @@ static void ieee80211_restart_sta_timer(struct ieee80211_sub_if_data *sdata)
 	}
 }
 
+#ifdef CONFIG_PM
+void ieee80211_sta_restart(struct ieee80211_sub_if_data *sdata)
+{
+	struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
+
+	mutex_lock(&ifmgd->mtx);
+	if (!ifmgd->associated) {
+		mutex_unlock(&ifmgd->mtx);
+		return;
+	}
+
+	if (sdata->flags & IEEE80211_SDATA_DISCONNECT_RESUME) {
+		sdata->flags &= ~IEEE80211_SDATA_DISCONNECT_RESUME;
+		mlme_dbg(sdata, "driver requested disconnect after resume\n");
+		ieee80211_sta_connection_lost(sdata,
+					      ifmgd->associated->bssid,
+					      WLAN_REASON_UNSPECIFIED,
+					      true);
+		mutex_unlock(&ifmgd->mtx);
+		return;
+	}
+	mutex_unlock(&ifmgd->mtx);
+}
+#endif
+
 /* interface setup */
 void ieee80211_sta_setup_sdata(struct ieee80211_sub_if_data *sdata)
 {
@@ -4329,7 +4370,7 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata,
 	struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
 	u8 frame_buf[IEEE80211_DEAUTH_FRAME_LEN];
 	bool tx = !req->local_state_change;
-	bool sent_frame = false;
+	bool report_frame = false;
 
 	mutex_lock(&ifmgd->mtx);
 
@@ -4346,7 +4387,7 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata,
 		ieee80211_destroy_auth_data(sdata, false);
 		mutex_unlock(&ifmgd->mtx);
 
-		sent_frame = tx;
+		report_frame = true;
 		goto out;
 	}
 
@@ -4354,12 +4395,12 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata,
 	    ether_addr_equal(ifmgd->associated->bssid, req->bssid)) {
 		ieee80211_set_disassoc(sdata, IEEE80211_STYPE_DEAUTH,
 				       req->reason_code, tx, frame_buf);
-		sent_frame = tx;
+		report_frame = true;
 	}
 	mutex_unlock(&ifmgd->mtx);
 
  out:
-	if (sent_frame)
+	if (report_frame)
 		__cfg80211_send_deauth(sdata->dev, frame_buf,
 				       IEEE80211_DEAUTH_FRAME_LEN);
 
diff --git a/net/mac80211/rate.c b/net/mac80211/rate.c
index 0d51877..d3f414f 100644
--- a/net/mac80211/rate.c
+++ b/net/mac80211/rate.c
@@ -688,8 +688,15 @@ int rate_control_set_rates(struct ieee80211_hw *hw,
 			   struct ieee80211_sta *pubsta,
 			   struct ieee80211_sta_rates *rates)
 {
-	struct ieee80211_sta_rates *old = rcu_dereference(pubsta->rates);
+	struct ieee80211_sta_rates *old;
 
+	/*
+	 * mac80211 guarantees that this function will not be called
+	 * concurrently, so the following RCU access is safe, even without
+	 * extra locking. This can not be checked easily, so we just set
+	 * the condition to true.
+	 */
+	old = rcu_dereference_protected(pubsta->rates, true);
 	rcu_assign_pointer(pubsta->rates, rates);
 	if (old)
 		kfree_rcu(old, rcu_head);
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index c8447af..8e29526 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -3036,6 +3036,9 @@ static int prepare_for_handlers(struct ieee80211_rx_data *rx,
 			 * and location updates. Note that mac80211
 			 * itself never looks at these frames.
 			 */
+			if (!multicast &&
+			    !ether_addr_equal(sdata->vif.addr, hdr->addr1))
+				return 0;
 			if (ieee80211_is_public_action(hdr, skb->len))
 				return 1;
 			if (!ieee80211_is_beacon(hdr->frame_control))
diff --git a/net/mac80211/tkip.c b/net/mac80211/tkip.c
index 3ed801d..124b1fd 100644
--- a/net/mac80211/tkip.c
+++ b/net/mac80211/tkip.c
@@ -208,10 +208,10 @@ void ieee80211_get_tkip_p2k(struct ieee80211_key_conf *keyconf,
 	u32 iv32 = get_unaligned_le32(&data[4]);
 	u16 iv16 = data[2] | (data[0] << 8);
 
-	spin_lock_bh(&key->u.tkip.txlock);
+	spin_lock(&key->u.tkip.txlock);
 	ieee80211_compute_tkip_p1k(key, iv32);
 	tkip_mixing_phase2(tk, ctx, iv16, p2k);
-	spin_unlock_bh(&key->u.tkip.txlock);
+	spin_unlock(&key->u.tkip.txlock);
 }
 EXPORT_SYMBOL(ieee80211_get_tkip_p2k);
 
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index 3f87fa4..27e0715 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -1740,6 +1740,13 @@ int ieee80211_reconfig(struct ieee80211_local *local)
 	mb();
 	local->resuming = false;
 
+	list_for_each_entry(sdata, &local->interfaces, list) {
+		if (!ieee80211_sdata_running(sdata))
+			continue;
+		if (sdata->vif.type == NL80211_IFTYPE_STATION)
+			ieee80211_sta_restart(sdata);
+	}
+
 	mod_timer(&local->sta_cleanup, jiffies + 1);
 #else
 	WARN_ON(1);
diff --git a/net/netfilter/nf_log.c b/net/netfilter/nf_log.c
index 388656d..3b18dd1 100644
--- a/net/netfilter/nf_log.c
+++ b/net/netfilter/nf_log.c
@@ -148,7 +148,7 @@ void nf_log_packet(struct net *net,
 		va_start(args, fmt);
 		vsnprintf(prefix, sizeof(prefix), fmt, args);
 		va_end(args);
-		logger->logfn(pf, hooknum, skb, in, out, loginfo, prefix);
+		logger->logfn(net, pf, hooknum, skb, in, out, loginfo, prefix);
 	}
 	rcu_read_unlock();
 }
@@ -368,17 +368,20 @@ static int __net_init nf_log_net_init(struct net *net)
 	return 0;
 
 out_sysctl:
+#ifdef CONFIG_PROC_FS
 	/* For init_net: errors will trigger panic, don't unroll on error. */
 	if (!net_eq(net, &init_net))
 		remove_proc_entry("nf_log", net->nf.proc_netfilter);
-
+#endif
 	return ret;
 }
 
 static void __net_exit nf_log_net_exit(struct net *net)
 {
 	netfilter_log_sysctl_exit(net);
+#ifdef CONFIG_PROC_FS
 	remove_proc_entry("nf_log", net->nf.proc_netfilter);
+#endif
 }
 
 static struct pernet_operations nf_log_net_ops = {
diff --git a/net/netfilter/nfnetlink_log.c b/net/netfilter/nfnetlink_log.c
index faf1e93..962e979 100644
--- a/net/netfilter/nfnetlink_log.c
+++ b/net/netfilter/nfnetlink_log.c
@@ -602,7 +602,8 @@ static struct nf_loginfo default_loginfo = {
 
 /* log handler for internal netfilter logging api */
 void
-nfulnl_log_packet(u_int8_t pf,
+nfulnl_log_packet(struct net *net,
+		  u_int8_t pf,
 		  unsigned int hooknum,
 		  const struct sk_buff *skb,
 		  const struct net_device *in,
@@ -615,7 +616,6 @@ nfulnl_log_packet(u_int8_t pf,
 	const struct nf_loginfo *li;
 	unsigned int qthreshold;
 	unsigned int plen;
-	struct net *net = dev_net(in ? in : out);
 	struct nfnl_log_net *log = nfnl_log_pernet(net);
 
 	if (li_user && li_user->type == NF_LOG_TYPE_ULOG)
@@ -1045,7 +1045,9 @@ static int __net_init nfnl_log_net_init(struct net *net)
 
 static void __net_exit nfnl_log_net_exit(struct net *net)
 {
+#ifdef CONFIG_PROC_FS
 	remove_proc_entry("nfnetlink_log", net->nf.proc_netfilter);
+#endif
 }
 
 static struct pernet_operations nfnl_log_net_ops = {
diff --git a/net/netfilter/nfnetlink_queue_core.c b/net/netfilter/nfnetlink_queue_core.c
index 2e0e835..4e27fa0 100644
--- a/net/netfilter/nfnetlink_queue_core.c
+++ b/net/netfilter/nfnetlink_queue_core.c
@@ -1285,7 +1285,9 @@ static int __net_init nfnl_queue_net_init(struct net *net)
 
 static void __net_exit nfnl_queue_net_exit(struct net *net)
 {
+#ifdef CONFIG_PROC_FS
 	remove_proc_entry("nfnetlink_queue", net->nf.proc_netfilter);
+#endif
 }
 
 static struct pernet_operations nfnl_queue_net_ops = {
diff --git a/net/netfilter/xt_LOG.c b/net/netfilter/xt_LOG.c
index fe573f6..491c7d8 100644
--- a/net/netfilter/xt_LOG.c
+++ b/net/netfilter/xt_LOG.c
@@ -466,7 +466,8 @@ log_packet_common(struct sbuff *m,
 
 
 static void
-ipt_log_packet(u_int8_t pf,
+ipt_log_packet(struct net *net,
+	       u_int8_t pf,
 	       unsigned int hooknum,
 	       const struct sk_buff *skb,
 	       const struct net_device *in,
@@ -475,7 +476,6 @@ ipt_log_packet(u_int8_t pf,
 	       const char *prefix)
 {
 	struct sbuff *m;
-	struct net *net = dev_net(in ? in : out);
 
 	/* FIXME: Disabled from containers until syslog ns is supported */
 	if (!net_eq(net, &init_net))
@@ -797,7 +797,8 @@ fallback:
 }
 
 static void
-ip6t_log_packet(u_int8_t pf,
+ip6t_log_packet(struct net *net,
+		u_int8_t pf,
 		unsigned int hooknum,
 		const struct sk_buff *skb,
 		const struct net_device *in,
@@ -806,7 +807,6 @@ ip6t_log_packet(u_int8_t pf,
 		const char *prefix)
 {
 	struct sbuff *m;
-	struct net *net = dev_net(in ? in : out);
 
 	/* FIXME: Disabled from containers until syslog ns is supported */
 	if (!net_eq(net, &init_net))
@@ -833,17 +833,18 @@ log_tg(struct sk_buff *skb, const struct xt_action_param *par)
 {
 	const struct xt_log_info *loginfo = par->targinfo;
 	struct nf_loginfo li;
+	struct net *net = dev_net(par->in ? par->in : par->out);
 
 	li.type = NF_LOG_TYPE_LOG;
 	li.u.log.level = loginfo->level;
 	li.u.log.logflags = loginfo->logflags;
 
 	if (par->family == NFPROTO_IPV4)
-		ipt_log_packet(NFPROTO_IPV4, par->hooknum, skb, par->in,
+		ipt_log_packet(net, NFPROTO_IPV4, par->hooknum, skb, par->in,
 			       par->out, &li, loginfo->prefix);
 #if IS_ENABLED(CONFIG_IP6_NF_IPTABLES)
 	else if (par->family == NFPROTO_IPV6)
-		ip6t_log_packet(NFPROTO_IPV6, par->hooknum, skb, par->in,
+		ip6t_log_packet(net, NFPROTO_IPV6, par->hooknum, skb, par->in,
 				par->out, &li, loginfo->prefix);
 #endif
 	else
diff --git a/net/netfilter/xt_NFLOG.c b/net/netfilter/xt_NFLOG.c
index a17dd0f..fb7497c 100644
--- a/net/netfilter/xt_NFLOG.c
+++ b/net/netfilter/xt_NFLOG.c
@@ -26,13 +26,14 @@ nflog_tg(struct sk_buff *skb, const struct xt_action_param *par)
 {
 	const struct xt_nflog_info *info = par->targinfo;
 	struct nf_loginfo li;
+	struct net *net = dev_net(par->in ? par->in : par->out);
 
 	li.type		     = NF_LOG_TYPE_ULOG;
 	li.u.ulog.copy_len   = info->len;
 	li.u.ulog.group	     = info->group;
 	li.u.ulog.qthreshold = info->threshold;
 
-	nfulnl_log_packet(par->family, par->hooknum, skb, par->in,
+	nfulnl_log_packet(net, par->family, par->hooknum, skb, par->in,
 			  par->out, &li, info->prefix);
 	return XT_CONTINUE;
 }
diff --git a/net/netfilter/xt_TCPOPTSTRIP.c b/net/netfilter/xt_TCPOPTSTRIP.c
index 25fd1c4..1eb1a44 100644
--- a/net/netfilter/xt_TCPOPTSTRIP.c
+++ b/net/netfilter/xt_TCPOPTSTRIP.c
@@ -30,17 +30,28 @@ static inline unsigned int optlen(const u_int8_t *opt, unsigned int offset)
 
 static unsigned int
 tcpoptstrip_mangle_packet(struct sk_buff *skb,
-			  const struct xt_tcpoptstrip_target_info *info,
+			  const struct xt_action_param *par,
 			  unsigned int tcphoff, unsigned int minlen)
 {
+	const struct xt_tcpoptstrip_target_info *info = par->targinfo;
 	unsigned int optl, i, j;
 	struct tcphdr *tcph;
 	u_int16_t n, o;
 	u_int8_t *opt;
+	int len;
+
+	/* This is a fragment, no TCP header is available */
+	if (par->fragoff != 0)
+		return XT_CONTINUE;
 
 	if (!skb_make_writable(skb, skb->len))
 		return NF_DROP;
 
+	len = skb->len - tcphoff;
+	if (len < (int)sizeof(struct tcphdr) ||
+	    tcp_hdr(skb)->doff * 4 > len)
+		return NF_DROP;
+
 	tcph = (struct tcphdr *)(skb_network_header(skb) + tcphoff);
 	opt  = (u_int8_t *)tcph;
 
@@ -76,7 +87,7 @@ tcpoptstrip_mangle_packet(struct sk_buff *skb,
 static unsigned int
 tcpoptstrip_tg4(struct sk_buff *skb, const struct xt_action_param *par)
 {
-	return tcpoptstrip_mangle_packet(skb, par->targinfo, ip_hdrlen(skb),
+	return tcpoptstrip_mangle_packet(skb, par, ip_hdrlen(skb),
 	       sizeof(struct iphdr) + sizeof(struct tcphdr));
 }
 
@@ -94,7 +105,7 @@ tcpoptstrip_tg6(struct sk_buff *skb, const struct xt_action_param *par)
 	if (tcphoff < 0)
 		return NF_DROP;
 
-	return tcpoptstrip_mangle_packet(skb, par->targinfo, tcphoff,
+	return tcpoptstrip_mangle_packet(skb, par, tcphoff,
 	       sizeof(*ipv6h) + sizeof(struct tcphdr));
 }
 #endif
diff --git a/net/netlabel/netlabel_domainhash.c b/net/netlabel/netlabel_domainhash.c
index d8d4243..6bb1d42 100644
--- a/net/netlabel/netlabel_domainhash.c
+++ b/net/netlabel/netlabel_domainhash.c
@@ -245,6 +245,71 @@ static void netlbl_domhsh_audit_add(struct netlbl_dom_map *entry,
 	}
 }
 
+/**
+ * netlbl_domhsh_validate - Validate a new domain mapping entry
+ * @entry: the entry to validate
+ *
+ * This function validates the new domain mapping entry to ensure that it is
+ * a valid entry.  Returns zero on success, negative values on failure.
+ *
+ */
+static int netlbl_domhsh_validate(const struct netlbl_dom_map *entry)
+{
+	struct netlbl_af4list *iter4;
+	struct netlbl_domaddr4_map *map4;
+#if IS_ENABLED(CONFIG_IPV6)
+	struct netlbl_af6list *iter6;
+	struct netlbl_domaddr6_map *map6;
+#endif /* IPv6 */
+
+	if (entry == NULL)
+		return -EINVAL;
+
+	switch (entry->type) {
+	case NETLBL_NLTYPE_UNLABELED:
+		if (entry->type_def.cipsov4 != NULL ||
+		    entry->type_def.addrsel != NULL)
+			return -EINVAL;
+		break;
+	case NETLBL_NLTYPE_CIPSOV4:
+		if (entry->type_def.cipsov4 == NULL)
+			return -EINVAL;
+		break;
+	case NETLBL_NLTYPE_ADDRSELECT:
+		netlbl_af4list_foreach(iter4, &entry->type_def.addrsel->list4) {
+			map4 = netlbl_domhsh_addr4_entry(iter4);
+			switch (map4->type) {
+			case NETLBL_NLTYPE_UNLABELED:
+				if (map4->type_def.cipsov4 != NULL)
+					return -EINVAL;
+				break;
+			case NETLBL_NLTYPE_CIPSOV4:
+				if (map4->type_def.cipsov4 == NULL)
+					return -EINVAL;
+				break;
+			default:
+				return -EINVAL;
+			}
+		}
+#if IS_ENABLED(CONFIG_IPV6)
+		netlbl_af6list_foreach(iter6, &entry->type_def.addrsel->list6) {
+			map6 = netlbl_domhsh_addr6_entry(iter6);
+			switch (map6->type) {
+			case NETLBL_NLTYPE_UNLABELED:
+				break;
+			default:
+				return -EINVAL;
+			}
+		}
+#endif /* IPv6 */
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
 /*
  * Domain Hash Table Functions
  */
@@ -311,6 +376,10 @@ int netlbl_domhsh_add(struct netlbl_dom_map *entry,
 	struct netlbl_af6list *tmp6;
 #endif /* IPv6 */
 
+	ret_val = netlbl_domhsh_validate(entry);
+	if (ret_val != 0)
+		return ret_val;
+
 	/* XXX - we can remove this RCU read lock as the spinlock protects the
 	 *       entire function, but before we do we need to fixup the
 	 *       netlbl_af[4,6]list RCU functions to do "the right thing" with
diff --git a/net/sunrpc/auth_gss/auth_gss.c b/net/sunrpc/auth_gss/auth_gss.c
index 7da6b45..fc2f78d 100644
--- a/net/sunrpc/auth_gss/auth_gss.c
+++ b/net/sunrpc/auth_gss/auth_gss.c
@@ -52,6 +52,8 @@
 #include <linux/sunrpc/gss_api.h>
 #include <asm/uaccess.h>
 
+#include "../netns.h"
+
 static const struct rpc_authops authgss_ops;
 
 static const struct rpc_credops gss_credops;
@@ -85,8 +87,6 @@ struct gss_auth {
 };
 
 /* pipe_version >= 0 if and only if someone has a pipe open. */
-static int pipe_version = -1;
-static atomic_t pipe_users = ATOMIC_INIT(0);
 static DEFINE_SPINLOCK(pipe_version_lock);
 static struct rpc_wait_queue pipe_version_rpc_waitqueue;
 static DECLARE_WAIT_QUEUE_HEAD(pipe_version_waitqueue);
@@ -266,24 +266,27 @@ struct gss_upcall_msg {
 	char databuf[UPCALL_BUF_LEN];
 };
 
-static int get_pipe_version(void)
+static int get_pipe_version(struct net *net)
 {
+	struct sunrpc_net *sn = net_generic(net, sunrpc_net_id);
 	int ret;
 
 	spin_lock(&pipe_version_lock);
-	if (pipe_version >= 0) {
-		atomic_inc(&pipe_users);
-		ret = pipe_version;
+	if (sn->pipe_version >= 0) {
+		atomic_inc(&sn->pipe_users);
+		ret = sn->pipe_version;
 	} else
 		ret = -EAGAIN;
 	spin_unlock(&pipe_version_lock);
 	return ret;
 }
 
-static void put_pipe_version(void)
+static void put_pipe_version(struct net *net)
 {
-	if (atomic_dec_and_lock(&pipe_users, &pipe_version_lock)) {
-		pipe_version = -1;
+	struct sunrpc_net *sn = net_generic(net, sunrpc_net_id);
+
+	if (atomic_dec_and_lock(&sn->pipe_users, &pipe_version_lock)) {
+		sn->pipe_version = -1;
 		spin_unlock(&pipe_version_lock);
 	}
 }
@@ -291,9 +294,10 @@ static void put_pipe_version(void)
 static void
 gss_release_msg(struct gss_upcall_msg *gss_msg)
 {
+	struct net *net = rpc_net_ns(gss_msg->auth->client);
 	if (!atomic_dec_and_test(&gss_msg->count))
 		return;
-	put_pipe_version();
+	put_pipe_version(net);
 	BUG_ON(!list_empty(&gss_msg->list));
 	if (gss_msg->ctx != NULL)
 		gss_put_ctx(gss_msg->ctx);
@@ -439,7 +443,10 @@ static void gss_encode_msg(struct gss_upcall_msg *gss_msg,
 				struct rpc_clnt *clnt,
 				const char *service_name)
 {
-	if (pipe_version == 0)
+	struct net *net = rpc_net_ns(clnt);
+	struct sunrpc_net *sn = net_generic(net, sunrpc_net_id);
+
+	if (sn->pipe_version == 0)
 		gss_encode_v0_msg(gss_msg);
 	else /* pipe_version == 1 */
 		gss_encode_v1_msg(gss_msg, clnt, service_name);
@@ -455,7 +462,7 @@ gss_alloc_msg(struct gss_auth *gss_auth, struct rpc_clnt *clnt,
 	gss_msg = kzalloc(sizeof(*gss_msg), GFP_NOFS);
 	if (gss_msg == NULL)
 		return ERR_PTR(-ENOMEM);
-	vers = get_pipe_version();
+	vers = get_pipe_version(rpc_net_ns(clnt));
 	if (vers < 0) {
 		kfree(gss_msg);
 		return ERR_PTR(vers);
@@ -559,24 +566,34 @@ out:
 static inline int
 gss_create_upcall(struct gss_auth *gss_auth, struct gss_cred *gss_cred)
 {
+	struct net *net = rpc_net_ns(gss_auth->client);
+	struct sunrpc_net *sn = net_generic(net, sunrpc_net_id);
 	struct rpc_pipe *pipe;
 	struct rpc_cred *cred = &gss_cred->gc_base;
 	struct gss_upcall_msg *gss_msg;
+	unsigned long timeout;
 	DEFINE_WAIT(wait);
-	int err = 0;
+	int err;
 
 	dprintk("RPC:       %s for uid %u\n",
 		__func__, from_kuid(&init_user_ns, cred->cr_uid));
 retry:
+	err = 0;
+	/* Default timeout is 15s unless we know that gssd is not running */
+	timeout = 15 * HZ;
+	if (!sn->gssd_running)
+		timeout = HZ >> 2;
 	gss_msg = gss_setup_upcall(gss_auth->client, gss_auth, cred);
 	if (PTR_ERR(gss_msg) == -EAGAIN) {
 		err = wait_event_interruptible_timeout(pipe_version_waitqueue,
-				pipe_version >= 0, 15*HZ);
-		if (pipe_version < 0) {
+				sn->pipe_version >= 0, timeout);
+		if (sn->pipe_version < 0) {
+			if (err == 0)
+				sn->gssd_running = 0;
 			warn_gssd();
 			err = -EACCES;
 		}
-		if (err)
+		if (err < 0)
 			goto out;
 		goto retry;
 	}
@@ -707,20 +724,22 @@ out:
 
 static int gss_pipe_open(struct inode *inode, int new_version)
 {
+	struct net *net = inode->i_sb->s_fs_info;
+	struct sunrpc_net *sn = net_generic(net, sunrpc_net_id);
 	int ret = 0;
 
 	spin_lock(&pipe_version_lock);
-	if (pipe_version < 0) {
+	if (sn->pipe_version < 0) {
 		/* First open of any gss pipe determines the version: */
-		pipe_version = new_version;
+		sn->pipe_version = new_version;
 		rpc_wake_up(&pipe_version_rpc_waitqueue);
 		wake_up(&pipe_version_waitqueue);
-	} else if (pipe_version != new_version) {
+	} else if (sn->pipe_version != new_version) {
 		/* Trying to open a pipe of a different version */
 		ret = -EBUSY;
 		goto out;
 	}
-	atomic_inc(&pipe_users);
+	atomic_inc(&sn->pipe_users);
 out:
 	spin_unlock(&pipe_version_lock);
 	return ret;
@@ -740,6 +759,7 @@ static int gss_pipe_open_v1(struct inode *inode)
 static void
 gss_pipe_release(struct inode *inode)
 {
+	struct net *net = inode->i_sb->s_fs_info;
 	struct rpc_pipe *pipe = RPC_I(inode)->pipe;
 	struct gss_upcall_msg *gss_msg;
 
@@ -758,7 +778,7 @@ restart:
 	}
 	spin_unlock(&pipe->lock);
 
-	put_pipe_version();
+	put_pipe_version(net);
 }
 
 static void
diff --git a/net/sunrpc/netns.h b/net/sunrpc/netns.h
index 7111a4c..74d948f 100644
--- a/net/sunrpc/netns.h
+++ b/net/sunrpc/netns.h
@@ -28,7 +28,11 @@ struct sunrpc_net {
 	wait_queue_head_t gssp_wq;
 	struct rpc_clnt *gssp_clnt;
 	int use_gss_proxy;
+	int pipe_version;
+	atomic_t pipe_users;
 	struct proc_dir_entry *use_gssp_proc;
+
+	unsigned int gssd_running;
 };
 
 extern int sunrpc_net_id;
diff --git a/net/sunrpc/rpc_pipe.c b/net/sunrpc/rpc_pipe.c
index a9129f8..e7ce4b3 100644
--- a/net/sunrpc/rpc_pipe.c
+++ b/net/sunrpc/rpc_pipe.c
@@ -216,11 +216,14 @@ rpc_destroy_inode(struct inode *inode)
 static int
 rpc_pipe_open(struct inode *inode, struct file *filp)
 {
+	struct net *net = inode->i_sb->s_fs_info;
+	struct sunrpc_net *sn = net_generic(net, sunrpc_net_id);
 	struct rpc_pipe *pipe;
 	int first_open;
 	int res = -ENXIO;
 
 	mutex_lock(&inode->i_mutex);
+	sn->gssd_running = 1;
 	pipe = RPC_I(inode)->pipe;
 	if (pipe == NULL)
 		goto out;
@@ -1069,6 +1072,8 @@ void rpc_pipefs_init_net(struct net *net)
 	struct sunrpc_net *sn = net_generic(net, sunrpc_net_id);
 
 	mutex_init(&sn->pipefs_sb_lock);
+	sn->gssd_running = 1;
+	sn->pipe_version = -1;
 }
 
 /*
diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c
index f8529fc..5356b12 100644
--- a/net/sunrpc/sched.c
+++ b/net/sunrpc/sched.c
@@ -324,11 +324,17 @@ EXPORT_SYMBOL_GPL(__rpc_wait_for_completion_task);
  * Note: If the task is ASYNC, and is being made runnable after sitting on an
  * rpc_wait_queue, this must be called with the queue spinlock held to protect
  * the wait queue operation.
+ * Note the ordering of rpc_test_and_set_running() and rpc_clear_queued(),
+ * which is needed to ensure that __rpc_execute() doesn't loop (due to the
+ * lockless RPC_IS_QUEUED() test) before we've had a chance to test
+ * the RPC_TASK_RUNNING flag.
  */
 static void rpc_make_runnable(struct rpc_task *task)
 {
+	bool need_wakeup = !rpc_test_and_set_running(task);
+
 	rpc_clear_queued(task);
-	if (rpc_test_and_set_running(task))
+	if (!need_wakeup)
 		return;
 	if (RPC_IS_ASYNC(task)) {
 		INIT_WORK(&task->u.tk_work, rpc_async_schedule);
diff --git a/net/wireless/core.c b/net/wireless/core.c
index 84c9ad7..73405e0 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -638,17 +638,21 @@ int wiphy_register(struct wiphy *wiphy)
 	 * cfg80211_mutex lock
 	 */
 	res = rfkill_register(rdev->rfkill);
-	if (res)
-		goto out_rm_dev;
+	if (res) {
+		device_del(&rdev->wiphy.dev);
+
+		mutex_lock(&cfg80211_mutex);
+		debugfs_remove_recursive(rdev->wiphy.debugfsdir);
+		list_del_rcu(&rdev->list);
+		wiphy_regulatory_deregister(wiphy);
+		mutex_unlock(&cfg80211_mutex);
+		return res;
+	}
 
 	rtnl_lock();
 	rdev->wiphy.registered = true;
 	rtnl_unlock();
 	return 0;
-
-out_rm_dev:
-	device_del(&rdev->wiphy.dev);
-	return res;
 }
 EXPORT_SYMBOL(wiphy_register);
 
@@ -866,7 +870,6 @@ void cfg80211_leave(struct cfg80211_registered_device *rdev,
 #endif
 		__cfg80211_disconnect(rdev, dev,
 				      WLAN_REASON_DEAUTH_LEAVING, true);
-		cfg80211_mlme_down(rdev, dev);
 		wdev_unlock(wdev);
 		break;
 	case NL80211_IFTYPE_MESH_POINT:
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index afa2838..dfdb5e6 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -7577,6 +7577,8 @@ static int nl80211_send_wowlan_tcp(struct sk_buff *msg,
 		    &tcp->payload_tok))
 		return -ENOBUFS;
 
+	nla_nest_end(msg, nl_tcp);
+
 	return 0;
 }
 
@@ -9970,6 +9972,7 @@ int nl80211_send_mgmt(struct cfg80211_registered_device *rdev,
 	if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
 	    (netdev && nla_put_u32(msg, NL80211_ATTR_IFINDEX,
 					netdev->ifindex)) ||
+	    nla_put_u64(msg, NL80211_ATTR_WDEV, wdev_id(wdev)) ||
 	    nla_put_u32(msg, NL80211_ATTR_WIPHY_FREQ, freq) ||
 	    (sig_dbm &&
 	     nla_put_u32(msg, NL80211_ATTR_RX_SIGNAL_DBM, sig_dbm)) ||
@@ -10010,6 +10013,7 @@ void cfg80211_mgmt_tx_status(struct wireless_dev *wdev, u64 cookie,
 	if (nla_put_u32(msg, NL80211_ATTR_WIPHY, rdev->wiphy_idx) ||
 	    (netdev && nla_put_u32(msg, NL80211_ATTR_IFINDEX,
 				   netdev->ifindex)) ||
+	    nla_put_u64(msg, NL80211_ATTR_WDEV, wdev_id(wdev)) ||
 	    nla_put(msg, NL80211_ATTR_FRAME, len, buf) ||
 	    nla_put_u64(msg, NL80211_ATTR_COOKIE, cookie) ||
 	    (ack && nla_put_flag(msg, NL80211_ATTR_ACK)))
diff --git a/net/wireless/sme.c b/net/wireless/sme.c
index a9dc5c7..8b5eddf 100644
--- a/net/wireless/sme.c
+++ b/net/wireless/sme.c
@@ -961,7 +961,7 @@ int __cfg80211_disconnect(struct cfg80211_registered_device *rdev,
 		/* was it connected by userspace SME? */
 		if (!wdev->conn) {
 			cfg80211_mlme_down(rdev, dev);
-			return 0;
+			goto disconnect;
 		}
 
 		if (wdev->sme_state == CFG80211_SME_CONNECTING &&
@@ -987,6 +987,7 @@ int __cfg80211_disconnect(struct cfg80211_registered_device *rdev,
 			return err;
 	}
 
+ disconnect:
 	if (wdev->sme_state == CFG80211_SME_CONNECTED)
 		__cfg80211_disconnected(dev, NULL, 0, 0, false);
 	else if (wdev->sme_state == CFG80211_SME_CONNECTING)
diff --git a/net/wireless/trace.h b/net/wireless/trace.h
index ecd4fce..5755bc1 100644
--- a/net/wireless/trace.h
+++ b/net/wireless/trace.h
@@ -2441,6 +2441,7 @@ TRACE_EVENT(cfg80211_report_wowlan_wakeup,
 	TP_STRUCT__entry(
 		WIPHY_ENTRY
 		WDEV_ENTRY
+		__field(bool, non_wireless)
 		__field(bool, disconnect)
 		__field(bool, magic_pkt)
 		__field(bool, gtk_rekey_failure)
@@ -2449,20 +2450,22 @@ TRACE_EVENT(cfg80211_report_wowlan_wakeup,
 		__field(bool, rfkill_release)
 		__field(s32, pattern_idx)
 		__field(u32, packet_len)
-		__dynamic_array(u8, packet, wakeup->packet_present_len)
+		__dynamic_array(u8, packet,
+				wakeup ? wakeup->packet_present_len : 0)
 	),
 	TP_fast_assign(
 		WIPHY_ASSIGN;
 		WDEV_ASSIGN;
-		__entry->disconnect = wakeup->disconnect;
-		__entry->magic_pkt = wakeup->magic_pkt;
-		__entry->gtk_rekey_failure = wakeup->gtk_rekey_failure;
-		__entry->eap_identity_req = wakeup->eap_identity_req;
-		__entry->four_way_handshake = wakeup->four_way_handshake;
-		__entry->rfkill_release = wakeup->rfkill_release;
-		__entry->pattern_idx = wakeup->pattern_idx;
-		__entry->packet_len = wakeup->packet_len;
-		if (wakeup->packet && wakeup->packet_present_len)
+		__entry->non_wireless = !wakeup;
+		__entry->disconnect = wakeup ? wakeup->disconnect : false;
+		__entry->magic_pkt = wakeup ? wakeup->magic_pkt : false;
+		__entry->gtk_rekey_failure = wakeup ? wakeup->gtk_rekey_failure : false;
+		__entry->eap_identity_req = wakeup ? wakeup->eap_identity_req : false;
+		__entry->four_way_handshake = wakeup ? wakeup->four_way_handshake : false;
+		__entry->rfkill_release = wakeup ? wakeup->rfkill_release : false;
+		__entry->pattern_idx = wakeup ? wakeup->pattern_idx : false;
+		__entry->packet_len = wakeup ? wakeup->packet_len : false;
+		if (wakeup && wakeup->packet && wakeup->packet_present_len)
 			memcpy(__get_dynamic_array(packet), wakeup->packet,
 			       wakeup->packet_present_len);
 	),
diff --git a/net/xfrm/xfrm_output.c b/net/xfrm/xfrm_output.c
index bcfda89..0cf003d 100644
--- a/net/xfrm/xfrm_output.c
+++ b/net/xfrm/xfrm_output.c
@@ -64,6 +64,7 @@ static int xfrm_output_one(struct sk_buff *skb, int err)
 
 		if (unlikely(x->km.state != XFRM_STATE_VALID)) {
 			XFRM_INC_STATS(net, LINUX_MIB_XFRMOUTSTATEINVALID);
+			err = -EINVAL;
 			goto error;
 		}