3.18-stable patches

3.18-stable patches

added patches:
	alsa-oss-use-kvzalloc-for-local-buffer-allocations.patch
	bfs-add-sanity-check-at-bfs_fill_super.patch
	can-dev-__can_get_echo_skb-don-t-crash-the-kernel-if-can_priv-echo_skb-is-accessed-out-of-bounds.patch
	can-dev-__can_get_echo_skb-print-error-message-if-trying-to-echo-non-existing-skb.patch
	can-dev-__can_get_echo_skb-replace-struct-can_frame-by-canfd_frame-to-access-frame-length.patch
	can-dev-can_get_echo_skb-factor-out-non-sending-code-to-__can_get_echo_skb.patch
	drm-ast-change-resolution-may-cause-screen-blurred.patch
	drm-ast-fixed-cursor-may-disappear-sometimes.patch
	drm-ast-remove-existing-framebuffers-before-loading-driver.patch
	gfs2-don-t-leave-s_fs_info-pointing-to-freed-memory-in-init_sbd.patch
	llc-do-not-use-sk_eat_skb.patch
	sctp-clear-the-transport-of-some-out_chunk_list-chunks-in-sctp_assoc_rm_peer.patch
	usb-core-fix-hub-port-connection-events-lost.patch
	v9fs_dir_readdir-fix-double-free-on-p9stat_read-error.patch