Patch for the close_range() musl build failure

[Huang Jing <rne.kou@icloud.com>]

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Please see attached patch.


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From 25831e518c9227a31b75f2c1eb2e620fd4c5d049 Mon Sep 17 00:00:00 2001
From: RadioNoiseE <rne.kou@icloud.com>
Date: Thu, 6 Aug 2026 19:58:45 +0800
Subject: [PATCH] isolation: Include linux_dep.h for close_range()

Now that close_open_files() has been moved, linux_dep.h can be safely
removed from util.c.

Signed-off-by: Jing Huang <rne.kou@icloud.com>
---
 Makefile    | 4 ++--
 isolation.c | 1 +
 util.c      | 1 -
 3 files changed, 3 insertions(+), 3 deletions(-)

diff --git a/Makefile b/Makefile
index 77474d6..b315242 100644
--- a/Makefile
+++ b/Makefile
@@ -48,8 +48,8 @@ MANPAGES = passt.1 pasta.1 pesto.1 passt-repair.1
 
 PASST_HEADERS = arch.h arp.h bitmap.h checksum.h conf.h dhcp.h dhcpv6.h \
 	epoll_ctl.h flow.h fwd.h fwd_rule.h flow_table.h icmp.h icmp_flow.h \
-	inany.h iov.h ip.h isolation.h lineread.h log.h migrate.h ndp.h \
-	netlink.h packet.h parse.h passt.h pasta.h pcap.h pif.h repair.h \
+	inany.h iov.h ip.h isolation.h lineread.h linux_dep.h log.h migrate.h \
+	ndp.h netlink.h packet.h parse.h passt.h pasta.h pcap.h pif.h repair.h \
 	serialise.h siphash.h tap.h tcp.h tcp_buf.h tcp_conn.h tcp_internal.h \
 	tcp_splice.h tcp_vu.h udp.h udp_flow.h udp_internal.h udp_vu.h util.h \
 	vhost_user.h virtio.h vu_common.h
diff --git a/isolation.c b/isolation.c
index 94cbe7f..a30b329 100644
--- a/isolation.c
+++ b/isolation.c
@@ -89,6 +89,7 @@
 #include <linux/seccomp.h>
 
 #include "util.h"
+#include "linux_dep.h"
 #include "seccomp.h"
 #include "passt.h"
 #include "log.h"
diff --git a/util.c b/util.c
index bd4c6ca..28c32e4 100644
--- a/util.c
+++ b/util.c
@@ -27,7 +27,6 @@
 #include <linux/errqueue.h>
 #include <linux/in6.h>
 
-#include "linux_dep.h"
 #include "util.h"
 #include "iov.h"
 #include "passt.h"
-- 
2.55.0