diff --git a/0001-bugfix-invalid-variable-name.patch b/0001-bugfix-invalid-variable-name.patch
new file mode 100644
index 0000000000000000000000000000000000000000..1aecf47ee6cbe1384917129cd894535d01a18251
--- /dev/null
+++ b/0001-bugfix-invalid-variable-name.patch
@@ -0,0 +1,36 @@
+diff --git a/hadoop-common-project/hadoop-common/src/main/bin/hadoop-functions.sh b/hadoop-common-project/hadoop-common/src/main/bin/hadoop-functions.sh
+index bcb8158..e207519 100755
+--- a/hadoop-common-project/hadoop-common/src/main/bin/hadoop-functions.sh
++++ b/hadoop-common-project/hadoop-common/src/main/bin/hadoop-functions.sh
+@@ -2355,6 +2355,9 @@ function hadoop_verify_user_perm
+   declare command=$2
+   declare uvar
+ 
++  if [[ $command =~ \. ]];then
++      return 1
++  fi
+   uvar=$(hadoop_build_custom_subcmd_var "${program}" "${command}" USER)
+ 
+   if [[ -n ${!uvar} ]]; then
+@@ -2381,7 +2384,9 @@ function hadoop_need_reexec
+   declare uvar
+ 
+   # we've already been re-execed, bail
+-
++  if [[ $command =~ \. ]];then
++    return 1
++  fi
+   if [[ "${HADOOP_REEXECED_CMD}" = true ]]; then
+     return 1
+   fi
+@@ -2421,7 +2426,9 @@ function hadoop_subcommand_opts
+   if [[ -z "${program}" || -z "${command}" ]]; then
+     return 1
+   fi
+-
++  if [[ $command =~ \. ]];then
++    return 1
++  fi
+   # bash 4 and up have built-in ways to upper and lower
+   # case the contents of vars.  This is faster than
+   # calling tr.
diff --git a/hadoop-3.1.spec b/hadoop-3.1.spec
index 82576bd2d560c7a7f225da54c7a9ddcf90611ee3..671edef712e9f27e4dcbca37d4b6054193580e84 100644
--- a/hadoop-3.1.spec
+++ b/hadoop-3.1.spec
@@ -12,7 +12,7 @@
 %define _binaries_in_noarch_packages_terminate_build 0
 Name:   hadoop-3.1
 Version: 3.1.4
-Release: 6
+Release: 7
 Summary: A software platform for processing vast amounts of data
 # The BSD license file is missing
 # https://issues.apache.org/jira/browse/HADOOP-9849
@@ -33,6 +33,8 @@ Source11: %{real_name}-hdfs-site.xml
 Source12: %{real_name}-mapred-site.xml
 Source13: %{real_name}-yarn-site.xml
 
+Patch1: 0001-bugfix-invalid-variable-name.patch 
+
 BuildRoot: %{_tmppath}/%{real_name}-%{version}-%{release}-root
 BuildRequires: java-1.8.0-openjdk-devel maven hostname maven-local tomcat cmake snappy openssl-devel 
 BuildRequires: cyrus-sasl-devel chrpath systemd protobuf2-compiler protobuf2-devel protobuf2-java protobuf2
@@ -1135,7 +1137,10 @@ fi
 %config(noreplace) %{_sysconfdir}/%{real_name}/container-executor.cfg
 
 %changelog
-* Fri Apr 16 2021 Ge Wang <wangge20@huawei.com> -3.2.1-6
+* Wed Jun 16  2021 zhangtao <zhangtao221@huawei.com> - 3.1.4-7
+- bugfix invalid variable name
+
+* Fri Apr 16 2021 Ge Wang <wangge20@huawei.com> -3.1.4-6
 - Build with local leveldbjni package instead of package in remote repository
 
 * Thu Apr 08 2021 Ge Wang <wangge20@huawei.com> - 3.1.4-5