From 046acc2bfd13f0caaf5132c1ad34877917db1a38 Mon Sep 17 00:00:00 2001
From: "Alexander V. Chernikov" <melifaro@FreeBSD.org>
Date: Sat, 18 Mar 2023 11:44:29 +0000
Subject: [PATCH] netlink: add public ucred accessor for nlp.

MFC after:	2 weeks
---
 sys/netlink/netlink_ctl.h    | 1 +
 sys/netlink/netlink_domain.c | 6 ++++++
 2 files changed, 7 insertions(+)

diff --git a/sys/netlink/netlink_ctl.h b/sys/netlink/netlink_ctl.h
index 1310a5a5493a..8cd29cf56d10 100644
--- a/sys/netlink/netlink_ctl.h
+++ b/sys/netlink/netlink_ctl.h
@@ -80,6 +80,7 @@ bool netlink_unregister_proto(int proto);
 /* Common helpers */
 bool nl_has_listeners(int netlink_family, uint32_t groups_mask);
 bool nlp_has_priv(struct nlpcb *nlp, int priv);
+struct ucred *nlp_get_cred(struct nlpcb *nlp);
 
 /* netlink_generic.c */
 struct genl_cmd {
diff --git a/sys/netlink/netlink_domain.c b/sys/netlink/netlink_domain.c
index 01023f7244b6..2704974173b4 100644
--- a/sys/netlink/netlink_domain.c
+++ b/sys/netlink/netlink_domain.c
@@ -212,6 +212,12 @@ nlp_has_priv(struct nlpcb *nlp, int priv)
 	return (priv_check_cred(nlp->nl_cred, priv) == 0);
 }
 
+struct ucred *
+nlp_get_cred(struct nlpcb *nlp)
+{
+	return (nlp->nl_cred);
+}
+
 static uint32_t
 nl_find_port(void)
 {