From 5edc9102dc2b52b1fdf223f80b36da133d52e8e7 Mon Sep 17 00:00:00 2001
From: Edward Tomasz Napierala <trasz@FreeBSD.org>
Date: Mon, 4 Mar 2019 13:18:04 +0000
Subject: [PATCH] Don't pass td to nfsd_fhtovp(), it's unused.

Reviewed by:	rmacklem (earlier version)
MFC after:	2 weeks
Sponsored by:	DARPA, AFRL
Differential Revision:	https://reviews.freebsd.org/D19421
---
 sys/fs/nfs/nfs_var.h              |  3 +--
 sys/fs/nfsserver/nfs_nfsdport.c   |  2 +-
 sys/fs/nfsserver/nfs_nfsdserv.c   |  7 +++----
 sys/fs/nfsserver/nfs_nfsdsocket.c | 13 +++++--------
 4 files changed, 10 insertions(+), 15 deletions(-)

diff --git a/sys/fs/nfs/nfs_var.h b/sys/fs/nfs/nfs_var.h
index 84c04c73c59..981ef9d98d5 100644
--- a/sys/fs/nfs/nfs_var.h
+++ b/sys/fs/nfs/nfs_var.h
@@ -358,8 +358,7 @@ int nfscl_request(struct nfsrv_descript *, vnode_t,
 
 /* nfs_nfsdsubs.c */
 void nfsd_fhtovp(struct nfsrv_descript *, struct nfsrvfh *, int,
-    vnode_t *, struct nfsexstuff *,
-    mount_t *, int, NFSPROC_T *);
+    vnode_t *, struct nfsexstuff *, mount_t *, int);
 int nfsd_excred(struct nfsrv_descript *, struct nfsexstuff *, struct ucred *);
 int nfsrv_mtofh(struct nfsrv_descript *, struct nfsrvfh *);
 int nfsrv_putattrbit(struct nfsrv_descript *, nfsattrbit_t *);
diff --git a/sys/fs/nfsserver/nfs_nfsdport.c b/sys/fs/nfsserver/nfs_nfsdport.c
index 795a52db554..fc621d6b99e 100644
--- a/sys/fs/nfsserver/nfs_nfsdport.c
+++ b/sys/fs/nfsserver/nfs_nfsdport.c
@@ -3041,7 +3041,7 @@ nfsvno_fhtovp(struct mount *mp, fhandle_t *fhp, struct sockaddr *nam,
 void
 nfsd_fhtovp(struct nfsrv_descript *nd, struct nfsrvfh *nfp, int lktype,
     struct vnode **vpp, struct nfsexstuff *exp,
-    struct mount **mpp, int startwrite, struct thread *p)
+    struct mount **mpp, int startwrite)
 {
 	struct mount *mp;
 	struct ucred *credanon;
diff --git a/sys/fs/nfsserver/nfs_nfsdserv.c b/sys/fs/nfsserver/nfs_nfsdserv.c
index 4fee333002e..aecf4db8ea4 100644
--- a/sys/fs/nfsserver/nfs_nfsdserv.c
+++ b/sys/fs/nfsserver/nfs_nfsdserv.c
@@ -1609,7 +1609,7 @@ nfsrvd_rename(struct nfsrv_descript *nd, int isdgram,
 			NFSVOPUNLOCK(dp, 0);
 			nd->nd_cred->cr_uid = nd->nd_saveduid;
 			nfsd_fhtovp(nd, &tfh, LK_EXCLUSIVE, &tdp, &tnes, NULL,
-			    0, p);	/* Locks tdp. */
+			    0);	/* Locks tdp. */
 			if (tdp) {
 				tdirfor_ret = nfsvno_getattr(tdp, &tdirfor, nd,
 				    p, 1, NULL);
@@ -1740,8 +1740,7 @@ nfsrvd_link(struct nfsrv_descript *nd, int isdgram,
 				/* tovp is always NULL unless NFSv4 */
 				goto out;
 			}
-			nfsd_fhtovp(nd, &dfh, LK_EXCLUSIVE, &dp, &tnes, NULL, 0,
-			    p);
+			nfsd_fhtovp(nd, &dfh, LK_EXCLUSIVE, &dp, &tnes, NULL, 0);
 			if (dp)
 				NFSVOPUNLOCK(dp, 0);
 		}
@@ -3612,7 +3611,7 @@ nfsrvd_secinfo(struct nfsrv_descript *nd, int isdgram,
 	vput(vp);
 	savflag = nd->nd_flag;
 	if (!nd->nd_repstat) {
-		nfsd_fhtovp(nd, &fh, LK_SHARED, &vp, &retnes, NULL, 0, p);
+		nfsd_fhtovp(nd, &fh, LK_SHARED, &vp, &retnes, NULL, 0);
 		if (vp)
 			vput(vp);
 	}
diff --git a/sys/fs/nfsserver/nfs_nfsdsocket.c b/sys/fs/nfsserver/nfs_nfsdsocket.c
index 03f5e5d76b2..f0e63abebc4 100644
--- a/sys/fs/nfsserver/nfs_nfsdsocket.c
+++ b/sys/fs/nfsserver/nfs_nfsdsocket.c
@@ -478,9 +478,6 @@ nfsrvd_dorpc(struct nfsrv_descript *nd, int isdgram, u_char *tag, int taglen,
 	mount_t mp = NULL;
 	struct nfsrvfh fh;
 	struct nfsexstuff nes;
-	struct thread *p;
-
-	p = curthread;
 
 	/*
 	 * Get a locked vnode for the first file handle
@@ -516,10 +513,10 @@ nfsrvd_dorpc(struct nfsrv_descript *nd, int isdgram, u_char *tag, int taglen,
 				lktype = LK_EXCLUSIVE;
 			if (nd->nd_flag & ND_PUBLOOKUP)
 				nfsd_fhtovp(nd, &nfs_pubfh, lktype, &vp, &nes,
-				    &mp, nfsrv_writerpc[nd->nd_procnum], p);
+				    &mp, nfsrv_writerpc[nd->nd_procnum]);
 			else
 				nfsd_fhtovp(nd, &fh, lktype, &vp, &nes,
-				    &mp, nfsrv_writerpc[nd->nd_procnum], p);
+				    &mp, nfsrv_writerpc[nd->nd_procnum]);
 			if (nd->nd_repstat == NFSERR_PROGNOTV4)
 				goto out;
 		}
@@ -865,7 +862,7 @@ nfsrvd_compound(struct nfsrv_descript *nd, int isdgram, u_char *tag,
 				goto nfsmout;
 			if (!nd->nd_repstat)
 				nfsd_fhtovp(nd, &fh, LK_SHARED, &nvp, &nes,
-				    NULL, 0, p);
+				    NULL, 0);
 			/* For now, allow this for non-export FHs */
 			if (!nd->nd_repstat) {
 				if (vp)
@@ -879,7 +876,7 @@ nfsrvd_compound(struct nfsrv_descript *nd, int isdgram, u_char *tag,
 		case NFSV4OP_PUTPUBFH:
 			if (nfs_pubfhset)
 			    nfsd_fhtovp(nd, &nfs_pubfh, LK_SHARED, &nvp,
-				&nes, NULL, 0, p);
+				&nes, NULL, 0);
 			else
 			    nd->nd_repstat = NFSERR_NOFILEHANDLE;
 			if (!nd->nd_repstat) {
@@ -894,7 +891,7 @@ nfsrvd_compound(struct nfsrv_descript *nd, int isdgram, u_char *tag,
 		case NFSV4OP_PUTROOTFH:
 			if (nfs_rootfhset) {
 				nfsd_fhtovp(nd, &nfs_rootfh, LK_SHARED, &nvp,
-				    &nes, NULL, 0, p);
+				    &nes, NULL, 0);
 				if (!nd->nd_repstat) {
 					if (vp)
 						vrele(vp);