This bug was fixed in the package alsa-lib - 1.2.2-2.3ubuntu2 --------------- alsa-lib (1.2.2-2.3ubuntu2) groovy; urgency=medium * d/p/0001-conf-add-snd_config_is_array-function.patch * d/p/0001-Enabled-extended-namehints-in-alsa.conf.patch * d/p/0002-topology-use-snd_config_is_array-function.patch * d/p/0003-ucm-merge-the-array-items-from-the-condition-blocks.patch * d/p/0004-ucm-parse-SectionOnce-section-in-the-master-UCM-conf.patch * d/p/0005-ucm-execute-SectionDefaults-lately-when-the-first-ve.patch * d/p/0006-ucm-handle-set-_once-command.patch * d/p/0007-ucm-handle-set-_defaults-command.patch * d/p/0008-ucm-initialize-mgr-once_list.patch * d/p/0009-ucm-fix-SectionOnce-comment.patch * d/p/0010-ucm-fix-compilation-error-in-set_defaults_user.patch * d/p/0011-ucm-rename-SectionOnce-to-BootSequence.patch * d/p/0012-ucm-rename-_once-command-to-_boot-command.patch * d/p/0013-ucm-configuration-implement-in-place-Include.patch * d/p/0014-ucm-configuration-substitute-ConfDir-and-ConfTopDir.patch * d/p/0015-ucm-config-substitute-File-string-to-allow-variables.patch * d/p/0016-ucm-configuration-allow-to-define-the-configuration-.patch * d/p/0017-ucm-configuration-add-DefineRegex.patch * d/p/0018-ucm-substitute-arguments-in-sequences.patch * d/p/0019-ucm-allow-syntax-version-3.patch * d/p/0020-ucm-config-change-the-in-place-include-evaluation-or.patch * d/p/0021-ucm-allow-to-specify-the-toplevel-directory-using-as.patch * d/p/0022-ucm-substitute-also-value-strings.patch * d/p/0023-ucm-handle-strict-prefix-correctly-for-the-UCM-card-.patch * d/p/0024-ucm-String-condition-implement-Empty.patch * d/p/0025-ucm-Define-DefineRegex-is-supported-in-Syntax-3.patch * d/p/0026-ucm-substitute-OpenName.patch * d/p/0027-ucm-substitute-CardNumber.patch * d/p/0028-ucm-implement-the-toplevel-ucm-configuration-file-pa.patch * d/p/0029-ucm-substitute-device-modifier-names-too.patch * d/p/0030-ucm-substitute-device-strings-in-the-device-lists.patch * d/p/0031-ucm-substitute-component-sequence-string.patch * d/p/0032-ucm-substitute-verb-name-and-file-field.patch * d/p/0033-ucm-substitute-Comment-in-Transition-and-Device.patch * d/p/0034-ucm-substitute-RenameDevice-and-DeleteDevice-lists.patch * d/p/0035-ucm-substitute-arguments-in-sequences-only-for-synta.patch * d/p/0036-ucm-shuffle-code-in-compound_merge.patch * d/p/0037-ucm-implement-CardIdByName-substitution.patch * d/p/0038-ucm-allow-to-ignore-errors-for-the-value-substitutio.patch * d/p/0039-ucm-allow-to-use-the-defined-variables-in-the-substi.patch * d/p/0040-ucm-implement-CardNumberByName-substitution.patch * d/p/0041-ucm-fix-the-possible-buffer-overflow-substitution.patch * d/p/0042-ucm-simplify-get_by_card-in-parser.c.patch * d/p/0043-ucm-implement-AlwaysTrue-Condition.Type.patch * d/p/0044-ucm-Allow-empty-strings-in-var-.-substitutions.patch * d/p/0045-ucm-substitution-remove-duplicate-allow_empty-assign.patch * d/p/0046-ucm-fix-parse_get_safe_name-safe-name-must-be-checke.patch * d/p/0047-ucm-substitute-the-merged-tree-completely.patch * add Breaks alsa-ucm-conf (<= 1.2.2-1ubuntu1) in the d/control * add snd_config_is_array@ALSA_0.9 1.2.2-2.3ubuntu2 in the d/libasound2.symbols * (LP: #1889217) -- Hui Wang