git: b5bbbc85b8a4 - stable/13 - fusefs: Address -Wunused-but-set-variable warnings

The branch stable/13 has been updated by markj:

URL: https://cgit.FreeBSD.org/src/commit/?id=b5bbbc85b8a41195bc0d3d6f5fe981b195519369

commit b5bbbc85b8a41195bc0d3d6f5fe981b195519369
Author:     Mark Johnston <markj@FreeBSD.org>
AuthorDate: 2022-01-20 13:25:00 +0000
Commit:     Mark Johnston <markj@FreeBSD.org>
CommitDate: 2022-01-27 14:24:53 +0000

    fusefs: Address -Wunused-but-set-variable warnings
    
    Reviewed by:    asomers
    
    (cherry picked from commit 3d8562348c9cf1a6bdc32382f5f45a0534da094a)
---
 sys/fs/fuse/fuse_internal.c | 8 --------
 sys/fs/fuse/fuse_io.c       | 6 ------
 sys/fs/fuse/fuse_node.c     | 3 +--
 sys/fs/fuse/fuse_vnops.c    | 7 -------
 4 files changed, 1 insertion(+), 23 deletions(-)

diff --git a/sys/fs/fuse/fuse_internal.c b/sys/fs/fuse/fuse_internal.c
index 846d94a81759..9dac4f7a17be 100644
--- a/sys/fs/fuse/fuse_internal.c
+++ b/sys/fs/fuse/fuse_internal.c
@@ -169,14 +169,12 @@ fuse_internal_access(struct vnode *vp,
 	int err = 0;
 	uint32_t mask = F_OK;
 	int dataflags;
-	int vtype;
 	struct mount *mp;
 	struct fuse_dispatcher fdi;
 	struct fuse_access_in *fai;
 	struct fuse_data *data;
 
 	mp = vnode_mount(vp);
-	vtype = vnode_vtype(vp);
 
 	data = fuse_get_mpdata(mp);
 	dataflags = data->dataflags;
@@ -1170,18 +1168,14 @@ int fuse_internal_setattr(struct vnode *vp, struct vattr *vap,
 	struct mount *mp;
 	pid_t pid = td->td_proc->p_pid;
 	struct fuse_data *data;
-	int dataflags;
 	int err = 0;
 	enum vtype vtyp;
-	int sizechanged = -1;
-	uint64_t newsize = 0;
 
 	ASSERT_VOP_ELOCKED(vp, __func__);
 
 	mp = vnode_mount(vp);
 	fvdat = VTOFUD(vp);
 	data = fuse_get_mpdata(mp);
-	dataflags = data->dataflags;
 
 	fdisp_init(&fdi, sizeof(*fsai));
 	fdisp_make_vp(&fdi, FUSE_SETATTR, vp, td, cred);
@@ -1205,8 +1199,6 @@ int fuse_internal_setattr(struct vnode *vp, struct vattr *vap,
 
 		/*Truncate to a new value. */
 		fsai->size = vap->va_size;
-		sizechanged = 1;
-		newsize = vap->va_size;
 		fsai->valid |= FATTR_SIZE;
 
 		fuse_filehandle_getrw(vp, FWRITE, &fufh, cred, pid);
diff --git a/sys/fs/fuse/fuse_io.c b/sys/fs/fuse/fuse_io.c
index 991def5ba3eb..8d2e79d0a073 100644
--- a/sys/fs/fuse/fuse_io.c
+++ b/sys/fs/fuse/fuse_io.c
@@ -467,7 +467,6 @@ fuse_write_biobackend(struct vnode *vp, struct uio *uio,
 	off_t filesize;
 	int bcount;
 	int n, on, seqcount, err = 0;
-	bool last_page;
 
 	const int biosize = fuse_iosize(vp);
 
@@ -518,11 +517,6 @@ again:
 			extending = true;
 			bcount = on + n;
 		}
-		if (howmany(((off_t)lbn * biosize + on + n - 1), PAGE_SIZE) >=
-		    howmany(filesize, PAGE_SIZE))
-			last_page = true;
-		else
-			last_page = false;
 		if (direct_append) {
 			/* 
 			 * Take care to preserve the buffer's B_CACHE state so
diff --git a/sys/fs/fuse/fuse_node.c b/sys/fs/fuse/fuse_node.c
index 450760a624ff..258053dfb0b7 100644
--- a/sys/fs/fuse/fuse_node.c
+++ b/sys/fs/fuse/fuse_node.c
@@ -447,9 +447,8 @@ fuse_vnode_setsize(struct vnode *vp, off_t newsize, bool from_server)
 		 * The FUSE server changed the file size behind our back.  We
 		 * should invalidate the entire cache.
 		 */
-		daddr_t left_lbn, end_lbn;
+		daddr_t end_lbn;
 
-		left_lbn = oldsize / iosize;
 		end_lbn = howmany(newsize, iosize);
 		v_inval_buf_range(vp, 0, end_lbn, iosize);
 	}
diff --git a/sys/fs/fuse/fuse_vnops.c b/sys/fs/fuse/fuse_vnops.c
index 1fcc888d8169..da1c5ec3cbce 100644
--- a/sys/fs/fuse/fuse_vnops.c
+++ b/sys/fs/fuse/fuse_vnops.c
@@ -1392,7 +1392,6 @@ fuse_vnop_lookup(struct vop_lookup_args *ap)
 	bool did_lookup = false;
 	struct fuse_entry_out *feo = NULL;
 	enum vtype vtyp;	/* vnode type of target */
-	off_t filesize;		/* filesize of target */
 
 	uint64_t nid;
 
@@ -1425,12 +1424,10 @@ fuse_vnop_lookup(struct vop_lookup_args *ap)
 			return ENOENT;
 		/* .. is obviously a directory */
 		vtyp = VDIR;
-		filesize = 0;
 	} else if (cnp->cn_namelen == 1 && *(cnp->cn_nameptr) == '.') {
 		nid = VTOI(dvp);
 		/* . is obviously a directory */
 		vtyp = VDIR;
-		filesize = 0;
 	} else {
 		struct timespec timeout;
 		int ncpticks; /* here to accomodate for API contract */
@@ -1504,7 +1501,6 @@ fuse_vnop_lookup(struct vop_lookup_args *ap)
 				}
 			}
 			vtyp = IFTOVT(feo->attr.mode);
-			filesize = feo->attr.size;
 		}
 		if (lookup_err && (!fdi.answ_stat || lookup_err != ENOENT)) {
 			fdisp_destroy(&fdi);
@@ -1689,7 +1685,6 @@ fuse_vnop_open(struct vop_open_args *ap)
 	struct thread *td = ap->a_td;
 	struct ucred *cred = ap->a_cred;
 	pid_t pid = td->td_proc->p_pid;
-	struct fuse_vnode_data *fvdat;
 
 	if (fuse_isdeadfs(vp))
 		return ENXIO;
@@ -1698,8 +1693,6 @@ fuse_vnop_open(struct vop_open_args *ap)
 	if ((a_mode & (FREAD | FWRITE | FEXEC)) == 0)
 		return EINVAL;
 
-	fvdat = VTOFUD(vp);
-
 	if (fuse_filehandle_validrw(vp, a_mode, cred, pid)) {
 		fuse_vnode_open(vp, 0, td);
 		return 0;