backport mokutil: Fix memory leak in export_db_keys

(cherry picked from commit ea9ae52f4bceb6fae5a051e2837b1f4b78e1bb8b)

0005-mokutil-Fix-memory-leak-in-export_db_keys.patch

@@ -0,0 +1,25 @@
+From 71140ef59ac8f7bbe445fca2ba90a6833d3cb8c6 Mon Sep 17 00:00:00 2001
+From: gaoyusong <a869920004@163.com>
+Date: Thu, 22 Sep 2022 16:43:39 +0800
+Subject: [PATCH] mokutil: Fix memory leak in export_db_keys
+
+Signed-off-by: gaoyusong <a869920004@163.com>
+---
+ src/mokutil.c | 1 +
+ 1 file changed, 1 insertion(+)
+
+diff --git a/src/mokutil.c b/src/mokutil.c
+index d445311..9e947d5 100644
+--- a/src/mokutil.c
++++ b/src/mokutil.c
+@@ -1233,6 +1233,7 @@ export_db_keys (const DBName db_name)
+ 
+ 	list = build_mok_list (data, data_size, &mok_num);
+ 	if (list == NULL) {
++		free(data);
+ 		return -1;
+ 	}
+ 
+-- 
+2.33.0
+

mokutil.spec

@@ -1,6 +1,6 @@
 Name:     mokutil
 Version:  0.6.0
-Release:  2
+Release:  3
 Epoch:    1
 Summary:  Tools for manipulating machine owner keys
 License:  GPLv3+
@@ -15,6 +15,7 @@ Patch0000:	0001-Show-usage-instead-of-aborting-on-bad-flags.patch
 Patch0001:	0002-mokutil-bugfix-del-unused-opt-s.patch
 Patch0002:	0003-Fix-leak-of-list-in-delete_data_from_req_var.patch
 Patch0003:	0004-Fix-leak-of-fd-in-mok_get_variable.patch
+Patch0004:	0005-mokutil-Fix-memory-leak-in-export_db_keys.patch
 
 %description
 The utility to manipulate machines owner keys which managed in shim.
@@ -62,6 +63,9 @@ make check
 %{_mandir}/man1/*
 
 %changelog
+* Thu Jun 06 2024 fuanan <fuanan3@h-partners.com> - 1:0.6.0-3
+- DESC: mokutil: Fix memory leak in export_db_keys
+
 * Sat Feb 4 2023 gaoyusong <gaoyusong2@huawei.com> - 1:0.6.0-2
 - DESC: Fix build error