Alterations to silence gcc -Wall. Some unused variables deleted.

Reviewed by:	davidg

5 files changed, 49 insertions, 58 deletions

diff --git a/sys/fs/cd9660/cd9660_lookup.c b/sys/fs/cd9660/cd9660_lookup.c
index f529a0d39e6c..800a9da8be3e 100644
--- a/sys/fs/cd9660/cd9660_lookup.c
+++ b/sys/fs/cd9660/cd9660_lookup.c
@@ -38,7 +38,7 @@
  *	from: @(#)ufs_lookup.c	7.33 (Berkeley) 5/19/91
  *
  *	@(#)cd9660_lookup.c	8.2 (Berkeley) 1/23/94
- * $Id: cd9660_lookup.c,v 1.3 1994/08/02 07:41:17 davidg Exp $
+ * $Id: cd9660_lookup.c,v 1.4 1994/09/15 19:45:58 bde Exp $
  */
 
 #include <sys/param.h>
@@ -139,7 +139,7 @@ cd9660_lookup(ap)
 	 */
 	if (vdp->v_type != VDIR)
 	    return (ENOTDIR);
-	if (error = VOP_ACCESS(vdp, VEXEC, cred, cnp->cn_proc))
+	if ((error = VOP_ACCESS(vdp, VEXEC, cred, cnp->cn_proc)))
 		return (error);
 	
 	/*
@@ -149,7 +149,7 @@ cd9660_lookup(ap)
 	 * check the name cache to see if the directory/name pair
 	 * we are looking for is known already.
 	 */
-	if (error = cache_lookup(vdp, vpp, cnp)) {
+	if ((error = cache_lookup(vdp, vpp, cnp))) {
 		int vpid;	/* capability number of vnode */
 
 		if (error == ENOENT)
@@ -202,7 +202,8 @@ cd9660_lookup(ap)
 	/*
 	 * A leading `=' means, we are looking for an associated file
 	 */
-	if (assoc = (imp->iso_ftype != ISO_FTYPE_RRIP && *name == ASSOCCHAR)) {
+	if ((assoc = (imp->iso_ftype != ISO_FTYPE_RRIP && *name == ASSOCCHAR)))
+	{
 		len--;
 		name++;
 	}
@@ -227,7 +228,7 @@ cd9660_lookup(ap)
 		dp->i_offset = dp->i_diroff;
 		entryoffsetinblock = iso_blkoff(imp, dp->i_offset);
 		if (entryoffsetinblock != 0) {
-			if (error = iso_blkatoff(dp, dp->i_offset, &bp))
+			if ((error = iso_blkatoff(dp, dp->i_offset, &bp)))
 				return (error);
 		}
 		numdirpasses = 2;
@@ -245,7 +246,7 @@ searchloop:
 		if (iso_blkoff(imp, dp->i_offset) == 0) {
 			if (bp != NULL)
 				brelse(bp);
-			if (error = iso_blkatoff(dp, dp->i_offset, &bp))
+			if ((error = iso_blkatoff(dp, dp->i_offset, &bp)))
 				return (error);
 			entryoffsetinblock = 0;
 		}
@@ -341,7 +342,7 @@ foundino:
 			    != iso_lblkno(imp,saveoffset)) {
 				if (bp != NULL)
 					brelse(bp);
-				if (error = iso_blkatoff(dp, saveoffset, &bp))
+				if ((error = iso_blkatoff(dp, saveoffset, &bp)))
 					return (error);
 			}
 			ep = (struct iso_directory_record *)(bp->b_un.b_addr
@@ -412,9 +413,9 @@ found:
 	 */
 	if (flags & ISDOTDOT) {
 		ISO_IUNLOCK(pdp);	/* race to get the inode */
-		if (error = iso_iget(dp,dp->i_ino,
+		if ((error = iso_iget(dp,dp->i_ino,
 				     dp->i_ino != ino,
-				     &tdp,ep)) {
+				     &tdp,ep))) {
 			ISO_ILOCK(pdp);
 			return (error);
 		}
@@ -425,7 +426,7 @@ found:
 		VREF(vdp);	/* we want ourself, ie "." */
 		*vpp = vdp;
 	} else {
-		if (error = iso_iget(dp,dp->i_ino,dp->i_ino!=ino,&tdp,ep))
+		if ((error = iso_iget(dp,dp->i_ino,dp->i_ino!=ino,&tdp,ep)))
 			return (error);
 		if (!lockparent || !(flags & ISLASTCN))
 			ISO_IUNLOCK(pdp);
@@ -458,7 +459,7 @@ iso_blkatoff(ip, offset, bpp)
 	struct buf *bp;
 	int error;
 	
-	if (error = bread(ITOV(ip),lbn,bsize,NOCRED,&bp)) {
+	if ((error = bread(ITOV(ip),lbn,bsize,NOCRED,&bp))) {
 		brelse(bp);
 		*bpp = 0;
 		return (error);
diff --git a/sys/fs/cd9660/cd9660_node.c b/sys/fs/cd9660/cd9660_node.c
index aa6cd748b5b7..770fa7ef3cab 100644
--- a/sys/fs/cd9660/cd9660_node.c
+++ b/sys/fs/cd9660/cd9660_node.c
@@ -36,7 +36,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)cd9660_node.c	8.2 (Berkeley) 1/23/94
- * $Id: cd9660_node.c,v 1.4 1994/09/15 19:45:59 bde Exp $
+ * $Id: cd9660_node.c,v 1.5 1994/09/22 19:37:43 wollman Exp $
  */
 
 #include <sys/param.h>
@@ -178,14 +178,14 @@ iso_iget(xp, ino, relocated, ipp, isodir)
 	struct mount *mntp = ITOV(xp)->v_mount;
 	register struct iso_node *ip, *iq;
 	register struct vnode *vp;
+#ifdef	ISODEVMAP
 	register struct iso_dnode *dp;
+#endif
 	struct vnode *nvp;
 	struct buf *bp = NULL, *bp2 = NULL;
 	union iso_ihead *ih;
-	union iso_dhead *dh;
-	int i, error, result;
+	int error, result;
 	struct iso_mnt *imp;
-	ino_t defino;
 	
 	ih = &iso_ihead[INOHASH(dev, ino)];
 loop:
@@ -207,7 +207,7 @@ loop:
 	/*
 	 * Allocate a new vnode/iso_node.
 	 */
-	if (error = getnewvnode(VT_ISOFS, mntp, cd9660_vnodeop_p, &nvp)) {
+	if ((error = getnewvnode(VT_ISOFS, mntp, cd9660_vnodeop_p, &nvp))) {
 		*ipp = 0;
 		return error;
 	}
@@ -243,7 +243,7 @@ loop:
 		 * read the `.' entry out of a dir.
 		 */
 		ip->iso_start = ino >> imp->im_bshift;
-		if (error = iso_blkatoff(ip,0,&bp)) {
+		if ((error = iso_blkatoff(ip,0,&bp))) {
 			vrele(ip->i_devvp);
 			remque(ip);
 			ip->i_forw = ip;
@@ -302,7 +302,7 @@ loop:
 			ip->inode.iso_rdev = dp->d_dev;
 #endif
 		vp->v_op = cd9660_specop_p;
-		if (nvp = checkalias(vp, ip->inode.iso_rdev, mntp)) {
+		if ((nvp = checkalias(vp, ip->inode.iso_rdev, mntp))) {
 			/*
 			 * Reinitialize aliased inode.
 			 */
@@ -361,7 +361,7 @@ cd9660_inactive(ap)
 {
 	struct vnode *vp = ap->a_vp;
 	register struct iso_node *ip = VTOI(vp);
-	int mode, error = 0;
+	int error = 0;
 	
 	if (prtactive && vp->v_usecount != 0)
 		vprint("cd9660_inactive: pushing active", vp);
@@ -387,7 +387,6 @@ cd9660_reclaim(ap)
 {
 	register struct vnode *vp = ap->a_vp;
 	register struct iso_node *ip = VTOI(vp);
-	int i;
 	
 	if (prtactive && vp->v_usecount != 0)
 		vprint("cd9660_reclaim: pushing active", vp);
@@ -558,7 +557,6 @@ cd9660_tstamp_conv7(pi,pu)
 char *pi;
 struct timespec *pu;
 {
-	int i;
 	int crtime, days;
 	int y, m, d, hour, minute, second, tz;
 	
diff --git a/sys/fs/cd9660/cd9660_rrip.c b/sys/fs/cd9660/cd9660_rrip.c
index 4ba2fa636ee4..2659b0dc8dee 100644
--- a/sys/fs/cd9660/cd9660_rrip.c
+++ b/sys/fs/cd9660/cd9660_rrip.c
@@ -36,7 +36,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)cd9660_rrip.c	8.2 (Berkeley) 1/23/94
- * $Id: cd9660_rrip.c,v 1.3 1994/09/09 11:10:58 dfr Exp $
+ * $Id: cd9660_rrip.c,v 1.4 1994/09/15 19:46:01 bde Exp $
  */
 
 #include <sys/param.h>
@@ -471,7 +471,6 @@ cd9660_rrip_loop(isodir,ana,table)
 	register ISO_SUSP_HEADER *phead;
 	register ISO_SUSP_HEADER *pend;
 	struct buf *bp = NULL;
-	int i;
 	char *pwhead;
 	int result;
 	
diff --git a/sys/fs/cd9660/cd9660_vfsops.c b/sys/fs/cd9660/cd9660_vfsops.c
index 48037cbe5c42..cc1b752a1979 100644
--- a/sys/fs/cd9660/cd9660_vfsops.c
+++ b/sys/fs/cd9660/cd9660_vfsops.c
@@ -36,7 +36,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)cd9660_vfsops.c	8.3 (Berkeley) 1/31/94
- * $Id: cd9660_vfsops.c,v 1.6 1994/09/15 19:46:02 bde Exp $
+ * $Id: cd9660_vfsops.c,v 1.7 1994/09/21 03:46:34 wollman Exp $
  */
 
 #include <sys/param.h>
@@ -90,7 +90,6 @@ cd9660_mountroot()
 	register struct mount *mp;
 	struct proc *p = curproc;	/* XXX */
 	struct iso_mnt *imp;
-	register struct fs *fs;
 	u_int size;
 	int error;
 	struct iso_args args;
@@ -106,11 +105,11 @@ cd9660_mountroot()
 	mp->mnt_op = &cd9660_vfsops;
 	mp->mnt_flag = MNT_RDONLY;
 	args.flags = ISOFSMNT_ROOT;
-	if (error = iso_mountfs(rootvp, mp, p, &args)) {
+	if ((error = iso_mountfs(rootvp, mp, p, &args))) {
 		free(mp, M_MOUNT);
 		return (error);
 	}
-	if (error = vfs_lock(mp)) {
+	if ((error = vfs_lock(mp))) {
 		(void)cd9660_unmount(mp, 0, p);
 		free(mp, M_MOUNT);
 		return (error);
@@ -155,7 +154,7 @@ cd9660_mount(mp, path, data, ndp, p)
 	int error;
 	struct iso_mnt *imp = 0;
 	
-	if (error = copyin(data, (caddr_t)&args, sizeof (struct iso_args)))
+	if ((error = copyin(data, (caddr_t)&args, sizeof (struct iso_args))))
 		return (error);
 	
 	if ((mp->mnt_flag & MNT_RDONLY) == 0)
@@ -175,7 +174,7 @@ cd9660_mount(mp, path, data, ndp, p)
 	 * and verify that it refers to a sensible block device.
 	 */
 	NDINIT(ndp, LOOKUP, FOLLOW, UIO_USERSPACE, args.fspec, p);
-	if (error = namei(ndp))
+	if ((error = namei(ndp)))
 		return (error);
 	devvp = ndp->ni_vp;
 
@@ -224,12 +223,9 @@ iso_mountfs(devvp, mp, p, argp)
 	register struct iso_mnt *isomp = (struct iso_mnt *)0;
 	struct buf *bp = NULL;
 	dev_t dev = devvp->v_rdev;
-	caddr_t base, space;
-	int havepart = 0, blks;
-	int error = EINVAL, i, size;
+	int error = EINVAL;
 	int needclose = 0;
 	int ronly = (mp->mnt_flag & MNT_RDONLY) != 0;
-	int j;
 	int iso_bsize;
 	int iso_blknum;
 	struct iso_volume_descriptor *vdp;
@@ -246,14 +242,14 @@ iso_mountfs(devvp, mp, p, argp)
 	 * (except for root, which might share swap device for miniroot).
 	 * Flush out any old buffers remaining from a previous use.
 	 */
-	if (error = vfs_mountedon(devvp))
+	if ((error = vfs_mountedon(devvp)))
 		return error;
 	if (vcount(devvp) > 1 && devvp != rootvp)
 		return EBUSY;
-	if (error = vinvalbuf(devvp, V_SAVE, p->p_ucred, p, 0, 0))
+	if ((error = vinvalbuf(devvp, V_SAVE, p->p_ucred, p, 0, 0)))
 		return (error);
 
-	if (error = VOP_OPEN(devvp, ronly ? FREAD : FREAD|FWRITE, FSCRED, p))
+	if ((error = VOP_OPEN(devvp, ronly ? FREAD : FREAD|FWRITE, FSCRED, p)))
 		return error;
 	needclose = 1;
 	
@@ -264,8 +260,8 @@ iso_mountfs(devvp, mp, p, argp)
 	iso_bsize = ISO_DEFAULT_BLOCK_SIZE;
 	
 	for (iso_blknum = 16; iso_blknum < 100; iso_blknum++) {
-		if (error = bread (devvp, btodb(iso_blknum * iso_bsize),
-				   iso_bsize, NOCRED, &bp))
+		if ((error = bread (devvp, btodb(iso_blknum * iso_bsize),
+				    iso_bsize, NOCRED, &bp)))
 			goto out;
 		
 		vdp = (struct iso_volume_descriptor *)bp->b_un.b_addr;
@@ -331,10 +327,10 @@ iso_mountfs(devvp, mp, p, argp)
 	
 	/* Check the Rock Ridge Extention support */
 	if (!(argp->flags & ISOFSMNT_NORRIP)) {
-		if (error = bread (isomp->im_devvp,
+		if ((error = bread (isomp->im_devvp,
 				   (isomp->root_extent + isonum_711(rootp->ext_attr_length))
 				   * isomp->logical_block_size / DEV_BSIZE,
-				   isomp->logical_block_size,NOCRED,&bp))
+				   isomp->logical_block_size,NOCRED,&bp)))
 		    goto out;
 		
 		rootp = (struct iso_directory_record *)bp->b_un.b_addr;
@@ -403,7 +399,7 @@ cd9660_unmount(mp, mntflags, p)
 	struct proc *p;
 {
 	register struct iso_mnt *isomp;
-	int i, error, ronly, flags = 0;
+	int error, flags = 0;
 	
 	if (mntflags & MNT_FORCE) {
 		if (!iso_doforce)
@@ -415,7 +411,7 @@ cd9660_unmount(mp, mntflags, p)
 	if (mntinvalbuf(mp))
 		return EBUSY;
 #endif
-	if (error = vflush(mp, NULLVP, flags))
+	if ((error = vflush(mp, NULLVP, flags)))
 		return (error);
 
 	isomp = VFSTOISOFS(mp);
@@ -497,7 +493,6 @@ cd9660_statfs(mp, sbp, p)
 	struct proc *p;
 {
 	register struct iso_mnt *isomp;
-	register struct fs *fs;
 	
 	isomp = VFSTOISOFS(mp);
 	
@@ -628,7 +623,7 @@ cd9660_fhtovp(mp, fhp, nam, vpp, exflagsp, credanonp)
 	if (isonum_733(dirp->extent) + isonum_711(dirp->ext_attr_length) !=
 	    ifhp->ifid_start) {
 		brelse(bp);
-		printf("fhtovp: file start miss %d vs %d\n",
+		printf("fhtovp: file start miss %d vs %ld\n",
 		       isonum_733(dirp->extent)+isonum_711(dirp->ext_attr_length),
 		       ifhp->ifid_start);
 		return (ESTALE);
@@ -640,7 +635,7 @@ cd9660_fhtovp(mp, fhp, nam, vpp, exflagsp, credanonp)
 	tvp.v_data = ip;
 	ip->i_vnode = &tvp;
 	ip->i_dev = imp->im_dev;
-	if (error = iso_iget(ip, ifhp->ifid_ino, 0, &nip, dirp)) {
+	if ((error = iso_iget(ip, ifhp->ifid_ino, 0, &nip, dirp))) {
 		*vpp = NULLVP;
 		printf("fhtovp: failed to get inode\n");
 		return (error);
@@ -672,7 +667,6 @@ cd9660_vptofh(vp, fhp)
 {
 	register struct iso_node *ip = VTOI(vp);
 	register struct ifid *ifhp;
-	register struct iso_mnt *mp = ip->i_mnt;
 	
 	ifhp = (struct ifid *)fhp;
 	ifhp->ifid_len = sizeof(struct ifid);
diff --git a/sys/fs/cd9660/cd9660_vnops.c b/sys/fs/cd9660/cd9660_vnops.c
index 9ca3ed5effd6..eaac2a872aba 100644
--- a/sys/fs/cd9660/cd9660_vnops.c
+++ b/sys/fs/cd9660/cd9660_vnops.c
@@ -36,7 +36,7 @@
  * SUCH DAMAGE.
  *
  *	@(#)cd9660_vnops.c	8.3 (Berkeley) 1/23/94
- * $Id: cd9660_vnops.c,v 1.7 1994/09/21 03:46:35 wollman Exp $
+ * $Id: cd9660_vnops.c,v 1.8 1994/09/22 19:37:46 wollman Exp $
  */
 
 #include <sys/param.h>
@@ -183,7 +183,6 @@ cd9660_getattr(ap)
 	struct vnode *vp = ap->a_vp;
 	register struct vattr *vap = ap->a_vap;
 	register struct iso_node *ip = VTOI(vp);
-	int i;
 
 	vap->va_fsid	= ip->i_dev;
 	vap->va_fileid	= ip->i_number;
@@ -234,7 +233,7 @@ cd9660_read(ap)
 	register struct iso_node *ip = VTOI(vp);
 	register struct iso_mnt *imp;
 	struct buf *bp;
-	daddr_t lbn, bn, rablock;
+	daddr_t lbn, rablock;
 	off_t diff;
 	int rasize, error = 0;
 	long size, n, on;
@@ -400,7 +399,7 @@ iso_uiodir(idp,dp,off)
 		--idp->ncookies;
 	}
 	
-	if (error = uiomove((caddr_t)dp,dp->d_reclen,idp->uio))
+	if ((error = uiomove((caddr_t)dp,dp->d_reclen,idp->uio)))
 		return error;
 	idp->uio_off = off;
 	return 0;
@@ -417,7 +416,8 @@ iso_shipdir(idp)
 	
 	cl = idp->current.d_namlen;
 	cname = idp->current.d_name;
-	if (assoc = cl > 1 && *cname == ASSOCCHAR) {
+assoc = (cl > 1) && (*cname == ASSOCCHAR);
+	if (assoc) {
 		cl--;
 		cname++;
 	}
@@ -433,12 +433,12 @@ iso_shipdir(idp)
 		if (sl != cl
 		    || bcmp(sname,cname,sl)) {
 			if (idp->assocent.d_namlen) {
-				if (error = iso_uiodir(idp,&idp->assocent,idp->assocoff))
+				if ((error = iso_uiodir(idp,&idp->assocent,idp->assocoff)))
 					return error;
 				idp->assocent.d_namlen = 0;
 			}
 			if (idp->saveent.d_namlen) {
-				if (error = iso_uiodir(idp,&idp->saveent,idp->saveoff))
+				if ((error = iso_uiodir(idp,&idp->saveent,idp->saveoff)))
 					return error;
 				idp->saveent.d_namlen = 0;
 			}
@@ -499,7 +499,7 @@ cd9660_readdir(ap)
 	
 	entryoffsetinblock = iso_blkoff(imp, idp->curroff);
 	if (entryoffsetinblock != 0) {
-		if (error = iso_blkatoff(ip, idp->curroff, &bp)) {
+		if ((error = iso_blkatoff(ip, idp->curroff, &bp))) {
 			FREE(idp,M_TEMP);
 			return (error);
 		}
@@ -517,7 +517,7 @@ cd9660_readdir(ap)
 		if (iso_blkoff(imp, idp->curroff) == 0) {
 			if (bp != NULL)
 				brelse(bp);
-			if (error = iso_blkatoff(ip, idp->curroff, &bp))
+			if ((error = iso_blkatoff(ip, idp->curroff, &bp)))
 				break;
 			entryoffsetinblock = 0;
 		}
@@ -648,7 +648,6 @@ cd9660_readlink(ap)
 	u_short	symlen;
 	int	error;
 	char	*symname;
-	ino_t	ino;
 	
 	ip  = VTOI(ap->a_vp);
 	imp = ip->i_mnt;
@@ -806,8 +805,8 @@ cd9660_strategy(ap)
 	if (vp->v_type == VBLK || vp->v_type == VCHR)
 		panic("cd9660_strategy: spec");
 	if (bp->b_blkno == bp->b_lblkno) {
-		if (error =
-		    VOP_BMAP(vp, bp->b_lblkno, NULL, &bp->b_blkno, NULL)) {
+		if ((error =
+		    VOP_BMAP(vp, bp->b_lblkno, NULL, &bp->b_blkno, NULL))) {
 			bp->b_error = error;
 			bp->b_flags |= B_ERROR;
 			biodone(bp);