fix SplitPCM (alsa-ucm)

Signed-off-by: Jaroslav Kysela <perex@perex.cz>

alsa-lib.spec

@@ -9,7 +9,7 @@
 Summary:  The Advanced Linux Sound Architecture (ALSA) library
 Name:     alsa-lib
 Version:  %{version_alsa_lib}
-Release:  2%{?prever_dot}%{?dist}
+Release:  3%{?prever_dot}%{?dist}
 License:  LGPL-2.1-or-later
 URL:      http://www.alsa-project.org/
 
@@ -167,8 +167,9 @@ rm %{buildroot}/%{_includedir}/asoundlib.h
 %{_datadir}/alsa/topology
 
 %changelog
-* Mon Sep  4 2023 Jaroslav Kysela <perex@perex.cz> - 1.2.10-2
+* Mon Sep  4 2023 Jaroslav Kysela <perex@perex.cz> - 1.2.10-3
 - fix control.h header file (ump)
+- fix SplitPCM (alsa-ucm)
 
 * Fri Sep  1 2023 Jaroslav Kysela <perex@perex.cz> - 1.2.10-1
 - update to 1.2.10

alsa-ucm-conf.patch

@@ -0,0 +1,28 @@
+From b68aa52acdd2763fedad5eec0f435fbf43e5ccc6 Mon Sep 17 00:00:00 2001
+From: Jaroslav Kysela <perex@perex.cz>
+Date: Mon, 4 Sep 2023 16:39:52 +0200
+Subject: [PATCH] SplitPCM: Device argument may not be set
+
+Link: https://github.com/alsa-project/alsa-ucm-conf/issues/346
+Fixes: 10967ea ("SplitPCM: Fix Device variable in SplitPCMDevice macro")
+Signed-off-by: Jaroslav Kysela <perex@perex.cz>
+---
+ ucm2/common/pcm/split.conf | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/ucm2/common/pcm/split.conf b/ucm2/common/pcm/split.conf
+index 80f23e6..9ed2f95 100644
+--- a/ucm2/common/pcm/split.conf
++++ b/ucm2/common/pcm/split.conf
+@@ -326,7 +326,7 @@ DefineMacro.SplitPCMDevice {
+ 	If.0 {
+ 		Condition {
+ 			Type String
+-			Empty "${var:__Device}"
++			Empty "${var:-__Device}"
+ 		}
+ 		True.Define.__Device "0"
+ 	}
+-- 
+2.41.0
+