From a08264d348c071cf32361edef238c289e15c4c53 Mon Sep 17 00:00:00 2001
From: EulerOSWander <314264452@qq.com>
Date: Wed, 31 Jul 2024 14:48:21 +0800
Subject: [PATCH] Fix vasprintf implementation

---
 0001-Fix-vasprintf-implementation.patch | 27 +++++++++++++++++++++++++
 dosfstools.spec                         |  7 ++++++-
 2 files changed, 33 insertions(+), 1 deletion(-)
 create mode 100644 0001-Fix-vasprintf-implementation.patch

diff --git a/0001-Fix-vasprintf-implementation.patch b/0001-Fix-vasprintf-implementation.patch
new file mode 100644
index 0000000..4d3d2bf
--- /dev/null
+++ b/0001-Fix-vasprintf-implementation.patch
@@ -0,0 +1,27 @@
+From 5564db86e9c082ef6d0f26cb23c92a0bcdc2b14a Mon Sep 17 00:00:00 2001
+From: wuyifeng <wuyifeng10@huawei.com>
+Date: Wed, 31 Jul 2024 15:17:04 +0800
+Subject: [PATCH] Fix vasprintf implementation
+
+A va_copy call must be followed by a va_end call.
+---
+ src/common.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/common.c b/src/common.c
+index 6a2e396..c33cbea 100644
+--- a/src/common.c
++++ b/src/common.c
+@@ -123,8 +123,8 @@ static int vasprintf(char **strp, const char *fmt, va_list va)
+     va_list vacopy;
+ 
+     va_copy(vacopy, va);
+-
+     length = vsnprintf(NULL, 0, fmt, vacopy);
++    va_end(vacopy);
+     if (length < 0)
+ 	return length;
+ 
+-- 
+2.33.0
+
diff --git a/dosfstools.spec b/dosfstools.spec
index ef88482..9d3c820 100644
--- a/dosfstools.spec
+++ b/dosfstools.spec
@@ -1,11 +1,13 @@
 Name:           dosfstools
 Version:        4.2
-Release:        2
+Release:        3
 Summary:        FAT file system userspace tools
 License:        GPLv3+
 URL:            http://www.github.com/dosfstools/dosfstools
 Source0:        http://www.github.com/%{name}/%{name}/releases/download/v%{version}/%{name}-%{version}.tar.gz
 
+Patch1:	0001-Fix-vasprintf-implementation.patch
+
 BuildRequires:  gcc autoconf automake
 
 %description
@@ -44,6 +46,9 @@ make check
 %{_mandir}/man8/*
 
 %changelog
+* Wed Jul 31 2024 wuyifeng <wuyifeng10@huawei.com> - 4.2-3
+- Fix vasprintf implementation
+
 * Fri Nov 4 2022 zhanchengbin <zhanchengbin1@huawei.com> - 4.2-2
 - Synchronize Version