diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 3717ed6fcccc214a9c4e61cf40dc2d8c0b0e8708..467fc8002c447ae438fa8089877bd7d076289b43 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -5366,6 +5366,9 @@ static void ata_host_release(struct kref *kref)
 	for (i = 0; i < host->n_ports; i++) {
 		struct ata_port *ap = host->ports[i];
 
+		if (!ap)
+			continue;
+
 		kfree(ap->pmp_link);
 		kfree(ap->slave_link);
 		kfree(ap);
diff --git a/drivers/atm/idt77252.c b/drivers/atm/idt77252.c
index e616e33c8a209a1bb8334a4611f75fd3de1f8f66..25fd73fafb3711f2409daae3619a3aafb65dbc26 100644
--- a/drivers/atm/idt77252.c
+++ b/drivers/atm/idt77252.c
@@ -1118,8 +1118,8 @@ dequeue_rx(struct idt77252_dev *card, struct rsq_entry *rsqe)
 	rpp->len += skb->len;
 
 	if (stat & SAR_RSQE_EPDU) {
+		unsigned int len, truesize;
 		unsigned char *l1l2;
-		unsigned int len;
 
 		l1l2 = (unsigned char *) ((unsigned long) skb->data + skb->len - 6);
 
@@ -1189,14 +1189,15 @@ dequeue_rx(struct idt77252_dev *card, struct rsq_entry *rsqe)
 		ATM_SKB(skb)->vcc = vcc;
 		__net_timestamp(skb);
 
+		truesize = skb->truesize;
 		vcc->push(vcc, skb);
 		atomic_inc(&vcc->stats->rx);
 
-		if (skb->truesize > SAR_FB_SIZE_3)
+		if (truesize > SAR_FB_SIZE_3)
 			add_rx_skb(card, 3, SAR_FB_SIZE_3, 1);
-		else if (skb->truesize > SAR_FB_SIZE_2)
+		else if (truesize > SAR_FB_SIZE_2)
 			add_rx_skb(card, 2, SAR_FB_SIZE_2, 1);
-		else if (skb->truesize > SAR_FB_SIZE_1)
+		else if (truesize > SAR_FB_SIZE_1)
 			add_rx_skb(card, 1, SAR_FB_SIZE_1, 1);
 		else
 			add_rx_skb(card, 0, SAR_FB_SIZE_0, 1);
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 1f8106ec709455a02aada5d885df50991c5851b4..899036963ed2d1a50476e47a02b1851a0f9a1beb 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -4807,7 +4807,7 @@ int pci_bridge_wait_for_secondary_bus(struct pci_dev *dev, char *reset_type,
 				      int timeout)
 {
 	struct pci_dev *child;
-	int delay;
+	int delay, ret = 0;
 
 	if (pci_dev_is_disconnected(dev))
 		return 0;
@@ -4835,8 +4835,8 @@ int pci_bridge_wait_for_secondary_bus(struct pci_dev *dev, char *reset_type,
 		return 0;
 	}
 
-	child = list_first_entry(&dev->subordinate->devices, struct pci_dev,
-				 bus_list);
+	child = pci_dev_get(list_first_entry(&dev->subordinate->devices,
+					     struct pci_dev, bus_list));
 	up_read(&pci_bus_sem);
 
 	/*
@@ -4846,7 +4846,7 @@ int pci_bridge_wait_for_secondary_bus(struct pci_dev *dev, char *reset_type,
 	if (!pci_is_pcie(dev)) {
 		pci_dbg(dev, "waiting %d ms for secondary bus\n", 1000 + delay);
 		msleep(1000 + delay);
-		return 0;
+		goto put_child;
 	}
 
 	/*
@@ -4867,7 +4867,7 @@ int pci_bridge_wait_for_secondary_bus(struct pci_dev *dev, char *reset_type,
 	 * until the timeout expires.
 	 */
 	if (!pcie_downstream_port(dev))
-		return 0;
+		goto put_child;
 
 	if (pcie_get_speed_cap(dev) <= PCIE_SPEED_5_0GT) {
 		pci_dbg(dev, "waiting %d ms for downstream link\n", delay);
@@ -4878,11 +4878,16 @@ int pci_bridge_wait_for_secondary_bus(struct pci_dev *dev, char *reset_type,
 		if (!pcie_wait_for_link_delay(dev, true, delay)) {
 			/* Did not train, no need to wait any further */
 			pci_info(dev, "Data Link Layer Link Active not set in 1000 msec\n");
-			return -ENOTTY;
+			ret = -ENOTTY;
+			goto put_child;
 		}
 	}
 
-	return pci_dev_wait(child, reset_type, timeout - delay);
+	ret = pci_dev_wait(child, reset_type, timeout - delay);
+
+put_child:
+	pci_dev_put(child);
+	return ret;
 }
 
 void pci_reset_secondary_bus(struct pci_dev *dev)
diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c
index 8ac91ba05d6de8d67ba715db4230aa60bd646da2..e6cbed7aedcba5a2deffb7b27132fb83eddf01ec 100644
--- a/fs/fuse/dev.c
+++ b/fs/fuse/dev.c
@@ -1627,9 +1627,11 @@ static int fuse_notify_store(struct fuse_conn *fc, unsigned int size,
 
 		this_num = min_t(unsigned, num, PAGE_SIZE - offset);
 		err = fuse_copy_page(cs, &page, offset, this_num, 0);
-		if (!err && offset == 0 &&
-		    (this_num == PAGE_SIZE || file_size == end))
+		if (!PageUptodate(page) && !err && offset == 0 &&
+		    (this_num == PAGE_SIZE || file_size == end)) {
+			zero_user_segment(page, this_num, PAGE_SIZE);
 			SetPageUptodate(page);
+		}
 		unlock_page(page);
 		put_page(page);
 
diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index fe8ff31545a586fc7bbdb1bb71b3f5a2d0c7ab5d..49f94700e2ab1aa4f0c62def72ce7d81ea2e4f34 100644
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c
@@ -761,7 +761,9 @@ int inet_accept(struct socket *sock, struct socket *newsock, int flags,
 	sock_rps_record_flow(sk2);
 	WARN_ON(!((1 << sk2->sk_state) &
 		  (TCPF_ESTABLISHED | TCPF_SYN_RECV |
-		  TCPF_CLOSE_WAIT | TCPF_CLOSE)));
+		   TCPF_FIN_WAIT1 | TCPF_FIN_WAIT2 |
+		   TCPF_CLOSING | TCPF_CLOSE_WAIT |
+		   TCPF_CLOSE)));
 
 	sock_graft(sk2, newsock);
 
diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c
index fa9f1de58df460f2446856f59840e65bbfcc4205..87209a7fb28c1a48f887b83be845d9700758030e 100644
--- a/net/ipv4/inet_diag.c
+++ b/net/ipv4/inet_diag.c
@@ -1275,6 +1275,7 @@ static int inet_diag_dump_compat(struct sk_buff *skb,
 	req.sdiag_family = AF_UNSPEC; /* compatibility */
 	req.sdiag_protocol = inet_diag_type2proto(cb->nlh->nlmsg_type);
 	req.idiag_ext = rc->idiag_ext;
+	req.pad = 0;
 	req.idiag_states = rc->idiag_states;
 	req.id = rc->id;
 
@@ -1290,6 +1291,7 @@ static int inet_diag_get_exact_compat(struct sk_buff *in_skb,
 	req.sdiag_family = rc->idiag_family;
 	req.sdiag_protocol = inet_diag_type2proto(nlh->nlmsg_type);
 	req.idiag_ext = rc->idiag_ext;
+	req.pad = 0;
 	req.idiag_states = rc->idiag_states;
 	req.id = rc->id;
 
diff --git a/net/ipv4/nexthop.c b/net/ipv4/nexthop.c
index 7a0102a4b1de7eba58086c8564b41c24b4c318d3..a508fd94b8be0bc0b818894d776d972e4ff653d9 100644
--- a/net/ipv4/nexthop.c
+++ b/net/ipv4/nexthop.c
@@ -210,9 +210,10 @@ static int nla_put_nh_group(struct sk_buff *skb, struct nh_group *nhg)
 
 	p = nla_data(nla);
 	for (i = 0; i < nhg->num_nh; ++i) {
-		p->id = nhg->nh_entries[i].nh->id;
-		p->weight = nhg->nh_entries[i].weight - 1;
-		p += 1;
+		*p++ = (struct nexthop_grp) {
+			.id = nhg->nh_entries[i].nh->id,
+			.weight = nhg->nh_entries[i].weight - 1,
+		};
 	}
 
 	return 0;
diff --git a/net/iucv/af_iucv.c b/net/iucv/af_iucv.c
index 7c73faa5336cd6781e58d9df2cda3353cec2eda7..3d0424e4ae6c9c1ce27f637c3877a3a4be3813a9 100644
--- a/net/iucv/af_iucv.c
+++ b/net/iucv/af_iucv.c
@@ -359,8 +359,8 @@ static void iucv_sever_path(struct sock *sk, int with_user_data)
 	struct iucv_sock *iucv = iucv_sk(sk);
 	struct iucv_path *path = iucv->path;
 
-	if (iucv->path) {
-		iucv->path = NULL;
+	/* Whoever resets the path pointer, must sever and free it. */
+	if (xchg(&iucv->path, NULL)) {
 		if (with_user_data) {
 			low_nmcpy(user_data, iucv->src_name);
 			high_nmcpy(user_data, iucv->dst_name);
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 8b4f36b4bec19d35b701fa20acf8923900835244..b0f8e4f7fcbc0525245d1be4e97329e86d02facb 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -403,6 +403,10 @@ nl80211_unsol_bcast_probe_resp_policy[NL80211_UNSOL_BCAST_PROBE_RESP_ATTR_MAX +
 						       .len = IEEE80211_MAX_DATA_LEN }
 };
 
+static struct netlink_range_validation q_range = {
+	.max = INT_MAX,
+};
+
 static const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = {
 	[0] = { .strict_start_type = NL80211_ATTR_HE_OBSS_PD },
 	[NL80211_ATTR_WIPHY] = { .type = NLA_U32 },
@@ -685,7 +689,7 @@ static const struct nla_policy nl80211_policy[NUM_NL80211_ATTR] = {
 
 	[NL80211_ATTR_TXQ_LIMIT] = { .type = NLA_U32 },
 	[NL80211_ATTR_TXQ_MEMORY_LIMIT] = { .type = NLA_U32 },
-	[NL80211_ATTR_TXQ_QUANTUM] = { .type = NLA_U32 },
+	[NL80211_ATTR_TXQ_QUANTUM] = NLA_POLICY_FULL_RANGE(NLA_U32, &q_range),
 	[NL80211_ATTR_HE_CAPABILITY] =
 		NLA_POLICY_RANGE(NLA_BINARY,
 				 NL80211_HE_MIN_CAPABILITY_LEN,
diff --git a/security/apparmor/lsm.c b/security/apparmor/lsm.c
index 585edcc6814d2fe1674dc9d8cfc6bbfb3f7c2d9a..fa624eed018c4c15e88203c380ed7fd40d0052ff 100644
--- a/security/apparmor/lsm.c
+++ b/security/apparmor/lsm.c
@@ -1048,6 +1048,13 @@ static int apparmor_socket_sock_rcv_skb(struct sock *sk, struct sk_buff *skb)
 	if (!skb->secmark)
 		return 0;
 
+	/*
+	 * If reach here before socket_post_create hook is called, in which
+	 * case label is null, drop the packet.
+	 */
+	if (!ctx->label)
+		return -EACCES;
+
 	return apparmor_secmark_check(ctx->label, OP_RECVMSG, AA_MAY_RECEIVE,
 				      skb->secmark, sk);
 }