From 698b28701498cf0ab39073ad9e2f188726845aab Mon Sep 17 00:00:00 2001
From: mjg <mjg@FreeBSD.org>
Date: Sun, 5 Oct 2014 02:16:53 +0000
Subject: [PATCH] Get rid of crshared.

---
 sys/kern/kern_prot.c | 12 +-----------
 sys/sys/ucred.h      |  1 -
 2 files changed, 1 insertion(+), 12 deletions(-)

diff --git a/sys/kern/kern_prot.c b/sys/kern/kern_prot.c
index 7552363ac520..fd2b7f4021f8 100644
--- a/sys/kern/kern_prot.c
+++ b/sys/kern/kern_prot.c
@@ -1883,16 +1883,6 @@ crfree(struct ucred *cr)
 	}
 }
 
-/*
- * Check to see if this ucred is shared.
- */
-int
-crshared(struct ucred *cr)
-{
-
-	return (cr->cr_ref > 1);
-}
-
 /*
  * Copy a ucred's contents from a template.  Does not block.
  */
@@ -1900,7 +1890,7 @@ void
 crcopy(struct ucred *dest, struct ucred *src)
 {
 
-	KASSERT(crshared(dest) == 0, ("crcopy of shared ucred"));
+	KASSERT(dest->cr_ref == 1, ("crcopy of shared ucred"));
 	bcopy(&src->cr_startcopy, &dest->cr_startcopy,
 	    (unsigned)((caddr_t)&src->cr_endcopy -
 		(caddr_t)&src->cr_startcopy));
diff --git a/sys/sys/ucred.h b/sys/sys/ucred.h
index e1648d4b3649..81e45209b223 100644
--- a/sys/sys/ucred.h
+++ b/sys/sys/ucred.h
@@ -108,7 +108,6 @@ void	cred_update_thread(struct thread *td);
 void	crfree(struct ucred *cr);
 struct ucred	*crget(void);
 struct ucred	*crhold(struct ucred *cr);
-int	crshared(struct ucred *cr);
 void	cru2x(struct ucred *cr, struct xucred *xcr);
 void	crsetgroups(struct ucred *cr, int n, gid_t *groups);
 int	groupmember(gid_t gid, struct ucred *cred);