diff --git a/alsa-lib-1.0.14-glibc-open.patch b/alsa-lib-1.0.14-glibc-open.patch
deleted file mode 100644
index bc625bd..0000000
--- a/alsa-lib-1.0.14-glibc-open.patch
+++ /dev/null
@@ -1,11 +0,0 @@
---- alsa-lib-1.0.14/aserver/aserver.c	2007-05-31 10:05:13.000000000 +0200
-+++ alsa-lib-1.0.14.lennart/aserver/aserver.c	2007-08-15 15:53:32.000000000 +0200
-@@ -35,6 +35,8 @@
- 
- #include "aserver.h"
- 
-+#undef open
-+
- char *command;
- 
- #if __GNUC__ > 2 || (__GNUC__ == 2 && __GNUC_MINOR__ >= 95)
diff --git a/alsa-lib-1.0.24-config.patch b/alsa-lib-1.0.24-config.patch
deleted file mode 100644
index f0e50e3..0000000
--- a/alsa-lib-1.0.24-config.patch
+++ /dev/null
@@ -1,44 +0,0 @@
-diff --git a/src/conf/alsa.conf b/src/conf/alsa.conf
-index 1889f01..60c12ac 100644
---- a/src/conf/alsa.conf
-+++ b/src/conf/alsa.conf
-@@ -66,8 +66,7 @@ defaults.pcm.nonblock 1
- defaults.pcm.compat 0
- defaults.pcm.minperiodtime 5000		# in us
- defaults.pcm.ipc_key 5678293
--defaults.pcm.ipc_gid audio
--defaults.pcm.ipc_perm 0660
-+defaults.pcm.ipc_perm 0600
- defaults.pcm.dmix.max_periods 0
- defaults.pcm.dmix.rate 48000
- defaults.pcm.dmix.format "unchanged"
-diff --git a/src/conf/pcm/dmix.conf b/src/conf/pcm/dmix.conf
-index e62cb29..a005488 100644
---- a/src/conf/pcm/dmix.conf
-+++ b/src/conf/pcm/dmix.conf
-@@ -41,10 +41,6 @@ pcm.!dmix {
- 		@func refer
- 		name defaults.pcm.ipc_key
- 	}
--	ipc_gid {
--		@func refer
--		name defaults.pcm.ipc_gid
--	}
- 	ipc_perm {
- 		@func refer
- 		name defaults.pcm.ipc_perm
-diff --git a/src/conf/pcm/dsnoop.conf b/src/conf/pcm/dsnoop.conf
-index 49cfca9..842e1fb 100644
---- a/src/conf/pcm/dsnoop.conf
-+++ b/src/conf/pcm/dsnoop.conf
-@@ -41,10 +41,6 @@ pcm.!dsnoop {
- 		@func refer
- 		name defaults.pcm.ipc_key
- 	}	
--	ipc_gid {
--		@func refer
--		name defaults.pcm.ipc_gid
--	}
- 	ipc_perm {
- 		@func refer
- 		name defaults.pcm.ipc_perm
diff --git a/alsa-lib.spec b/alsa-lib.spec
index abb6609..884453f 100644
--- a/alsa-lib.spec
+++ b/alsa-lib.spec
@@ -7,12 +7,8 @@ License: LGPLv2+
 URL:     https://alsa-project.org/
 Source0: https://www.alsa-project.org/files/pub/lib/%{name}-%{version}.tar.bz2
 Source10: asound.conf
-Source11: modprobe-dist-alsa.conf
-Source12: modprobe-dist-oss.conf
 
-Patch0:   alsa-lib-1.0.24-config.patch
-Patch1:   alsa-lib-1.0.14-glibc-open.patch
-Patch2:   alsa-lib-addon-dir.patch
+Patch0:   alsa-lib-addon-dir.patch
 
 BuildRequires: autoconf, automake, libtool, doxygen
 Requires: coreutils
@@ -53,21 +49,12 @@ make install DESTDIR=%{buildroot}
 mkdir -p -m 755 %{buildroot}%{_sysconfdir} 
 install -p -m 0644 %{SOURCE10} %{buildroot}%{_sysconfdir}
 
-# install alsa modprobe configure file ,backup  oss modprobe configure file
-mkdir -p -m 755 %{buildroot}%{_prefix}/lib/modprobe.d/
-install -p -m 0644 %{SOURCE11} %{buildroot}%{_prefix}/lib/modprobe.d/dist-alsa.conf
-
-mkdir -p -m 755 %{buildroot}/%{_defaultdocdir}/%{name}
-install -p -m 0644 %{SOURCE12} %{buildroot}%{_defaultdocdir}/%{name}/
-
 %ldconfig_scriptlets
 
 %files
 %license COPYING
 %doc doc/asoundrc.txt 
 %{_sysconfdir}/*.conf
-%{_prefix}/lib/modprobe.d/*.conf
-%{_defaultdocdir}/%{name}/*.conf
 %{_bindir}/*
 %{_libdir}/libasound.so.*
 %{_datadir}/alsa/*
@@ -82,6 +69,9 @@ install -p -m 0644 %{SOURCE12} %{buildroot}%{_defaultdocdir}/%{name}/
 
 
 %changelog
+* Fri Jan 10 2020 SuperHugePan <zhangpan26@huawei.com> - 1.1.6-6
+- remove useless code
+
 * Thu Oct 24 2019 caomeng <caomeng5@huawei.com> - 1.1.6-5
 - Type:NA
 - ID:NA
diff --git a/modprobe-dist-alsa.conf b/modprobe-dist-alsa.conf
deleted file mode 100644
index cf31fa6..0000000
--- a/modprobe-dist-alsa.conf
+++ /dev/null
@@ -1,9 +0,0 @@
-# ALSA Sound Support
-#
-# We want to ensure that snd-seq is always loaded for those who want to use
-# the sequencer interface, but we can't do this automatically through udev
-# at the moment...so we have this rule (just for the moment).
-#
-# Remove the following line if you don't want the sequencer.
-
-install snd-pcm /sbin/modprobe --ignore-install snd-pcm && /sbin/modprobe snd-seq
diff --git a/modprobe-dist-oss.conf b/modprobe-dist-oss.conf
deleted file mode 100644
index 21f93cc..0000000
--- a/modprobe-dist-oss.conf
+++ /dev/null
@@ -1,8 +0,0 @@
-# OSS Sound Support
-# This has been disabled in F11 onwards because it can interfere with the
-# PulseAudio sound service (a legacy OSS application can prevent PulseAudio
-# applications from playing sound by preventing PulseAudio from (re-)opening
-# the sound device). To re-enable support, copy this file to
-# the /etc/modprobe.d directory.
-#
-install snd-pcm /sbin/modprobe --ignore-install snd-pcm && /sbin/modprobe snd-pcm-oss && /sbin/modprobe snd-seq-device && /sbin/modprobe snd-seq-oss