4.19-stable patches

4.19-stable patches

added patches:
	alsa-fireface-fix-integer-overflow-in-transmit_midi_msg.patch
	alsa-firewire-tascam-fix-integer-overflow-in-midi_port_work.patch
	asoc-intel-fix-error-code-cnl_set_dsp_d0.patch
	asoc-meson-axg-tdm-interface-fix-loopback.patch
	dm-eliminate-potential-source-of-excessive-kernel-log-noise.patch
	dump_common_audit_data-fix-racy-accesses-to-d_name.patch
	ext4-fix-superblock-checksum-failure-when-setting-password-salt.patch
	kbuild-enforce-werror-return-type.patch
	mm-slub-consider-rest-of-partial-list-if-acquire_slab-fails.patch
	net-sunrpc-interpret-the-return-value-of-kstrtou32-correctly.patch
	netfilter-conntrack-fix-reading-nf_conntrack_buckets.patch
	netfilter-nf_nat-fix-memleak-in-nf_nat_init.patch
	nfs-nfs_igrab_and_active-must-first-reference-the-superblock.patch
	nfs-pnfs-fix-a-leak-of-the-layout-plh_outstanding-counter.patch
	nfs4-fix-use-after-free-in-trace_event_raw_event_nfs4_set_lock.patch
	pnfs-mark-layout-for-return-if-return-on-close-was-not-sent.patch
	rdma-mlx5-fix-wrong-free-of-blue-flame-register-on-error.patch
	rdma-usnic-fix-memleak-in-find_free_vf_and_create_qp_grp.patch