!6 fix Potential Null Pointer Dereference

From: @XWwalker 
Reviewed-by: @seuzw 
Signed-off-by: @seuzw

backport-fix-Potential-Null-Pointer-Dereference.patch

@@ -0,0 +1,25 @@
+From 1c0e8ac9c02d82209a3405a972174a795d044038 Mon Sep 17 00:00:00 2001
+From: qingkaishi <qingkaishi@gmail.com>
+Date: Wed, 9 Sep 2020 23:58:28 +0800
+Subject: [PATCH] fix Potential Null Pointer Dereference
+
+---
+ test/dnet/fw.c | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/test/dnet/fw.c b/test/dnet/fw.c
+index 1557827..c845263 100644
+--- a/test/dnet/fw.c
++++ b/test/dnet/fw.c
+@@ -108,7 +108,7 @@ arg_to_fr(int argc, char *argv[], struct fw_rule *fr)
+ 
+ 	p = strtok(argv[4], ":");
+ 	
+-	if (addr_aton(p, &fr->fw_src) < 0)
++	if (!p || addr_aton(p, &fr->fw_src) < 0)
+ 		return (-1);
+ 
+ 	if ((p = strtok(NULL, ":")) != NULL) {
+-- 
+2.33.0
+

libdnet.spec

@@ -1,11 +1,12 @@
 Name:		libdnet
 Version:	1.14
-Release:	1
+Release:	2
 Summary:        Simple portable interface work with low-level networking routines
 
 License:	BSD
 URL:		https://github.com/ofalk/%{name}
 Source:   	https://github.com/ofalk/libdnet/archive/%{name}-%{version}.tar.gz
+Patch0:		backport-fix-Potential-Null-Pointer-Dereference.patch 
 
 BuildRequires:	gcc-c++
 BuildRequires:  python3-Cython 
@@ -97,6 +98,12 @@ popd
 %{_mandir}/man8/*.8*
 
 %changelog
+* Tue Nov 01 2022 xingwei <xingwei14@h-partners.com> - 1.14-2
+- Type:bugfix
+- ID:NA
+- SUG:NA
+- DESC: fix Potential Null Pointer Dereference
+
 * Wed Jan 27 2021 xihaochen <xihaochen@huawei.com> - 1.14-1
 - Type:requirements
 - ID:NA