- Backport upstream fix:

- fix a crash of alsamixer with pulse plugin

OBS-URL: https://build.opensuse.org/package/show/multimedia:libs/alsa-utils?expand=0&rev=42

alsa-utils.spec

@@ -55,6 +55,7 @@ Patch17:        0017-speaker-test.1-Clarify-man-page-by-giving-examples.patch
 Patch18:        0018-alsa-utils-amixer-Fix-SND_CTL_TLVT_DB_RANGE-handling.patch
 Patch19:        0019-aplay-increase-channel-limit-to-256.patch
 Patch20:        0020-fix-use-of-SED.patch
+Patch21:        0021-alsamixer-Fix-X-win-related-crash-for-PulseAudio-plu.patch
 Patch99:        alsa-utils-gettext-version-removal.diff
 Url:            http://www.alsa-project.org/
 BuildRoot:      %{_tmppath}/%{name}-%{version}-build
@@ -88,6 +89,7 @@ sed -i -e's/EXTRA_DIST= config.rpath /EXTRA_DIST=/' Makefile.am
 %patch18 -p1
 %patch19 -p1
 %patch20 -p1
+%patch21 -p1
 %if %suse_version < 1020
 %patch99 -p1
 %endif