From dbadb015914e3c29ae159ccd8445de3a7096843f Mon Sep 17 00:00:00 2001
From: Konstantin Belousov <kib@FreeBSD.org>
Date: Thu, 5 Jul 2018 13:37:31 +0000
Subject: [PATCH] Silence warnings about unused variables when RACCT is defined
 but RCTL is not.

Reported by:	Dries Michiels <driesm.michiels@gmail.com>
Sponsored by:	The FreeBSD Foundation
MFC after:	3 days
---
 sys/kern/kern_jail.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/sys/kern/kern_jail.c b/sys/kern/kern_jail.c
index b8bcbd49420..457a590cdf5 100644
--- a/sys/kern/kern_jail.c
+++ b/sys/kern/kern_jail.c
@@ -3988,8 +3988,10 @@ prison_racct_attach(struct prison *pr)
 static void
 prison_racct_modify(struct prison *pr)
 {
+#ifdef RCTL
 	struct proc *p;
 	struct ucred *cred;
+#endif
 	struct prison_racct *oldprr;
 
 	ASSERT_RACCT_ENABLED();