3.18-stable patches

3.18-stable patches

added patches:
	alsa-pcm-prevent-uaf-in-snd_pcm_info.patch
	alsa-seq-remove-spurious-warn_on-at-timer-check.patch
	alsa-usb-audio-add-check-return-value-for-usb_string.patch
	alsa-usb-audio-fix-out-of-bound-error.patch
	arm64-fpsimd-prevent-registers-leaking-from-dead-tasks.patch
	arm64-kvm-fix-vttbr_baddr_mask-bug_on-off-by-one.patch
	asn.1-check-for-error-from-asn1_op_end__act-actions.patch
	efi-move-some-sysfs-files-to-be-read-only-by-root.patch
	hv-kvp-avoid-reading-past-allocated-blocks-from-kvp-file.patch
	iommu-vt-d-fix-scatterlist-offset-handling.patch
	isa-prevent-null-dereference-in-isa_bus-driver-callbacks.patch
	kdb-fix-handling-of-kallsyms_symbol_next-return-value.patch
	keys-add-missing-permission-check-for-request_key-destination.patch
	kvm-vmx-remove-i-o-port-0x80-bypass-on-intel-hosts.patch
	media-dvb-i2c-transfers-over-usb-cannot-be-done-from-stack.patch
	scsi-dma-mapping-always-provide-dma_get_cache_alignment.patch
	scsi-use-dma_get_cache_alignment-as-minimum-dma-alignment.patch
	virtio-release-virtio-index-when-fail-to-device_register.patch
	x.509-reject-invalid-bit-string-for-subjectpublickey.patch
	x86-pci-make-broadcom_postcore_init-check-acpi_disabled.patch