Merge 5.4.171 into android11-5.4-lts

Changes in 5.4.171
	f2fs: quota: fix potential deadlock
	Input: touchscreen - Fix backport of a02dcde595f7cbd240ccd64de96034ad91cffc40
	selftests: x86: fix [-Wstringop-overread] warn in test_process_vm_readv()
	tracing: Fix check for trace_percpu_buffer validity in get_trace_buf()
	tracing: Tag trace_percpu_buffer as a percpu pointer
	ieee802154: atusb: fix uninit value in atusb_set_extended_addr
	iavf: Fix limit of total number of queues to active queues of VF
	RDMA/core: Don't infoleak GRH fields
	RDMA/uverbs: Check for null return of kmalloc_array
	mac80211: initialize variable have_higher_than_11mbit
	i40e: fix use-after-free in i40e_sync_filters_subtask()
	i40e: Fix for displaying message regarding NVM version
	i40e: Fix incorrect netdev's real number of RX/TX queues
	ipv4: Check attribute length for RTA_GATEWAY in multipath route
	ipv4: Check attribute length for RTA_FLOW in multipath route
	ipv6: Check attribute length for RTA_GATEWAY in multipath route
	ipv6: Check attribute length for RTA_GATEWAY when deleting multipath route
	lwtunnel: Validate RTA_ENCAP_TYPE attribute length
	batman-adv: mcast: don't send link-local multicast to mcast routers
	sch_qfq: prevent shift-out-of-bounds in qfq_init_qdisc
	net: phy: micrel: set soft_reset callback to genphy_soft_reset for KSZ8081
	xfs: map unwritten blocks in XFS_IOC_{ALLOC,FREE}SP just like fallocate
	power: supply: core: Break capacity loop
	power: reset: ltc2952: Fix use of floating point literals
	rndis_host: support Hytera digital radios
	phonet: refcount leak in pep_sock_accep
	ipv6: Continue processing multipath route even if gateway attribute is invalid
	ipv6: Do cleanup if attribute validation fails in multipath route
	usb: mtu3: fix interval value for intr and isoc
	scsi: libiscsi: Fix UAF in iscsi_conn_get_param()/iscsi_conn_teardown()
	ip6_vti: initialize __ip6_tnl_parm struct in vti6_siocdevprivate
	net: udp: fix alignment problem in udp4_seq_show()
	atlantic: Fix buff_ring OOB in aq_ring_rx_clean
	mISDN: change function names to avoid conflicts
	Linux 5.4.171

Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
Change-Id: I365c9b88d2ba4746b4477d5a47ca5604cd1ea156