Merge git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net

Pull networking fixes from David Miller:

 1) Fix cfg80211 deadlock, from Johannes Berg.

 2) RXRPC fails to send norigications, from David Howells.

 3) MPTCP RM_ADDR parsing has an off by one pointer error, fix from
    Geliang Tang.

 4) Fix crash when using MSG_PEEK with sockmap, from Anny Hu.

 5) The ucc_geth driver needs __netdev_watchdog_up exported, from
    Valentin Longchamp.

 6) Fix hashtable memory leak in dccp, from Wang Hai.

 7) Fix how nexthops are marked as FDB nexthops, from David Ahern.

 8) Fix mptcp races between shutdown and recvmsg, from Paolo Abeni.

 9) Fix crashes in tipc_disc_rcv(), from Tuong Lien.

10) Fix link speed reporting in iavf driver, from Brett Creeley.

11) When a channel is used for XSK and then reused again later for XSK,
    we forget to clear out the relevant data structures in mlx5 which
    causes all kinds of problems. Fix from Maxim Mikityanskiy.

12) Fix memory leak in genetlink, from Cong Wang.

13) Disallow sockmap attachments to UDP sockets, it simply won't work.
    From Lorenz Bauer.

* git://git.kernel.org/pub/scm/linux/kernel/git/netdev/net: (83 commits)
  net: ethernet: ti: ale: fix allmulti for nu type ale
  net: ethernet: ti: am65-cpsw-nuss: fix ale parameters init
  net: atm: Remove the error message according to the atomic context
  bpf: Undo internal BPF_PROBE_MEM in BPF insns dump
  libbpf: Support pre-initializing .bss global variables
  tools/bpftool: Fix skeleton codegen
  bpf: Fix memlock accounting for sock_hash
  bpf: sockmap: Don't attach programs to UDP sockets
  bpf: tcp: Recv() should return 0 when the peer socket is closed
  ibmvnic: Flush existing work items before device removal
  genetlink: clean up family attributes allocations
  net: ipa: header pad field only valid for AP->modem endpoint
  net: ipa: program upper nibbles of sequencer type
  net: ipa: fix modem LAN RX endpoint id
  net: ipa: program metadata mask differently
  ionic: add pcie_print_link_status
  rxrpc: Fix race between incoming ACK parser and retransmitter
  net/mlx5: E-Switch, Fix some error pointer dereferences
  net/mlx5: Don't fail driver on failure to create debugfs
  net/mlx5e: CT: Fix ipv6 nat header rewrite actions
  ...

4 files changed, 36 insertions, 27 deletions

diff --git a/include/net/cfg80211.h b/include/net/cfg80211.h
index b58ad1a3f695..fc7e8807838d 100644
--- a/include/net/cfg80211.h
+++ b/include/net/cfg80211.h
@@ -5075,7 +5075,8 @@ struct cfg80211_cqm_config;
  *	by cfg80211 on change_interface
  * @mgmt_registrations: list of registrations for management frames
  * @mgmt_registrations_lock: lock for the list
- * @mgmt_registrations_update_wk: update work to defer from atomic context
+ * @mgmt_registrations_need_update: mgmt registrations were updated,
+ *	need to propagate the update to the driver
  * @mtx: mutex used to lock data in this struct, may be used by drivers
  *	and some API functions require it held
  * @beacon_interval: beacon interval used on this device for transmitting
@@ -5121,7 +5122,7 @@ struct wireless_dev {
 
 	struct list_head mgmt_registrations;
 	spinlock_t mgmt_registrations_lock;
-	struct work_struct mgmt_registrations_update_wk;
+	u8 mgmt_registrations_need_update:1;
 
 	struct mutex mtx;
 
diff --git a/include/net/flow_offload.h b/include/net/flow_offload.h
index 69e13c8b6b3a..f2c8311a0433 100644
--- a/include/net/flow_offload.h
+++ b/include/net/flow_offload.h
@@ -542,28 +542,4 @@ int flow_indr_dev_setup_offload(struct net_device *dev,
 				struct flow_block_offload *bo,
 				void (*cleanup)(struct flow_block_cb *block_cb));
 
-typedef void flow_indr_block_cmd_t(struct net_device *dev,
-				   flow_indr_block_bind_cb_t *cb, void *cb_priv,
-				   enum flow_block_command command);
-
-int __flow_indr_block_cb_register(struct net_device *dev, void *cb_priv,
-				  flow_indr_block_bind_cb_t *cb,
-				  void *cb_ident);
-
-void __flow_indr_block_cb_unregister(struct net_device *dev,
-				     flow_indr_block_bind_cb_t *cb,
-				     void *cb_ident);
-
-int flow_indr_block_cb_register(struct net_device *dev, void *cb_priv,
-				flow_indr_block_bind_cb_t *cb, void *cb_ident);
-
-void flow_indr_block_cb_unregister(struct net_device *dev,
-				   flow_indr_block_bind_cb_t *cb,
-				   void *cb_ident);
-
-void flow_indr_block_call(struct net_device *dev,
-			  struct flow_block_offload *bo,
-			  enum flow_block_command command,
-			  enum tc_setup_type type);
-
 #endif /* _NET_FLOW_OFFLOAD_H */
diff --git a/include/net/inet_hashtables.h b/include/net/inet_hashtables.h
index ad64ba6a057f..92560974ea67 100644
--- a/include/net/inet_hashtables.h
+++ b/include/net/inet_hashtables.h
@@ -185,6 +185,12 @@ static inline spinlock_t *inet_ehash_lockp(
 
 int inet_ehash_locks_alloc(struct inet_hashinfo *hashinfo);
 
+static inline void inet_hashinfo2_free_mod(struct inet_hashinfo *h)
+{
+	kfree(h->lhash2);
+	h->lhash2 = NULL;
+}
+
 static inline void inet_ehash_locks_free(struct inet_hashinfo *hashinfo)
 {
 	kvfree(hashinfo->ehash_locks);
diff --git a/include/net/nexthop.h b/include/net/nexthop.h
index e4b55b43e907..3a4f9e3b91a5 100644
--- a/include/net/nexthop.h
+++ b/include/net/nexthop.h
@@ -76,6 +76,7 @@ struct nh_group {
 	struct nh_group		*spare; /* spare group for removals */
 	u16			num_nh;
 	bool			mpath;
+	bool			fdb_nh;
 	bool			has_v4;
 	struct nh_grp_entry	nh_entries[];
 };
@@ -93,7 +94,6 @@ struct nexthop {
 	u8			protocol;   /* app managing this nh */
 	u8			nh_flags;
 	bool			is_group;
-	bool			is_fdb_nh;
 
 	refcount_t		refcnt;
 	struct rcu_head		rcu;
@@ -136,6 +136,32 @@ static inline bool nexthop_cmp(const struct nexthop *nh1,
 	return nh1 == nh2;
 }
 
+static inline bool nexthop_is_fdb(const struct nexthop *nh)
+{
+	if (nh->is_group) {
+		const struct nh_group *nh_grp;
+
+		nh_grp = rcu_dereference_rtnl(nh->nh_grp);
+		return nh_grp->fdb_nh;
+	} else {
+		const struct nh_info *nhi;
+
+		nhi = rcu_dereference_rtnl(nh->nh_info);
+		return nhi->fdb_nh;
+	}
+}
+
+static inline bool nexthop_has_v4(const struct nexthop *nh)
+{
+	if (nh->is_group) {
+		struct nh_group *nh_grp;
+
+		nh_grp = rcu_dereference_rtnl(nh->nh_grp);
+		return nh_grp->has_v4;
+	}
+	return false;
+}
+
 static inline bool nexthop_is_multipath(const struct nexthop *nh)
 {
 	if (nh->is_group) {