Second half of the dev_t cleanup.

The big lines are:
	NODEV -> NULL
	NOUDEV -> NODEV
	udev_t -> dev_t
	udev2dev() -> findcdev()

Various minor adjustments including handling of userland access to kernel
space struct cdev etc.

7 files changed, 11 insertions, 11 deletions

diff --git a/sys/fs/cd9660/cd9660_node.h b/sys/fs/cd9660/cd9660_node.h
index a5b228c..fb74f39 100644
--- a/sys/fs/cd9660/cd9660_node.h
+++ b/sys/fs/cd9660/cd9660_node.h
@@ -52,7 +52,7 @@ typedef	struct	{
 	uid_t		iso_uid;	/* owner user id */
 	gid_t		iso_gid;	/* owner group id */
 	short		iso_links;	/* links of file */
-	udev_t		iso_rdev;	/* Major/Minor number for special */
+	dev_t		iso_rdev;	/* Major/Minor number for special */
 } ISO_RRIP_INODE;
 
 
diff --git a/sys/fs/cd9660/cd9660_rrip.c b/sys/fs/cd9660/cd9660_rrip.c
index 48eac6d..f20b4db 100644
--- a/sys/fs/cd9660/cd9660_rrip.c
+++ b/sys/fs/cd9660/cd9660_rrip.c
@@ -413,9 +413,9 @@ cd9660_rrip_device(p,ana)
 	low  = isonum_733(p->dev_t_low);
 	
 	if (high == 0)
-		ana->inop->inode.iso_rdev = makeudev(umajor(low), uminor(low));
+		ana->inop->inode.iso_rdev = makedev(umajor(low), uminor(low));
 	else
-		ana->inop->inode.iso_rdev = makeudev(high, uminor(low));
+		ana->inop->inode.iso_rdev = makedev(high, uminor(low));
 	ana->fields &= ~ISO_SUSP_DEVICE;
 	return ISO_SUSP_DEVICE;
 }
diff --git a/sys/fs/coda/coda.h b/sys/fs/coda/coda.h
index 90e7e2a..5fb352e 100644
--- a/sys/fs/coda/coda.h
+++ b/sys/fs/coda/coda.h
@@ -87,7 +87,7 @@ typedef unsigned long long u_quad_t;
 typedef unsigned long long u_quad_t;
 #endif
 #else
-#define cdev_t udev_t
+#define cdev_t dev_t
 #endif
 
 #ifdef __CYGWIN32__
diff --git a/sys/fs/coda/coda_fbsd.c b/sys/fs/coda/coda_fbsd.c
index 0ce6e46..89d4de0 100644
--- a/sys/fs/coda/coda_fbsd.c
+++ b/sys/fs/coda/coda_fbsd.c
@@ -186,7 +186,7 @@ static void coda_fbsd_clone(arg, name, namelen, dev)
 {
     int u;
 
-    if (*dev != NODEV)
+    if (*dev != NULL)
 	return;
     if (dev_stdclone(name,NULL,"cfs",&u) != 1)
 	return;
diff --git a/sys/fs/coda/coda_venus.c b/sys/fs/coda/coda_venus.c
index f0bc3c2..7e4d321 100644
--- a/sys/fs/coda/coda_venus.c
+++ b/sys/fs/coda/coda_venus.c
@@ -212,7 +212,7 @@ venus_open(void *mdp, CodaFid *fid, int flag,
 
     error = coda_call(mdp, Isize, &Osize, (char *)inp);
     if (!error) {
-	*dev =  udev2dev(outp->dev);
+	*dev =  findcdev(outp->dev);
 	*inode = outp->inode;
     }
 
diff --git a/sys/fs/devfs/devfs_vnops.c b/sys/fs/devfs/devfs_vnops.c
index cbc836a..2d7468a 100644
--- a/sys/fs/devfs/devfs_vnops.c
+++ b/sys/fs/devfs/devfs_vnops.c
@@ -140,7 +140,7 @@ loop:
 		if (dev == NULL)
 			return (ENOENT);
 	} else {
-		dev = NODEV;
+		dev = NULL;
 	}
 	error = getnewvnode("devfs", mp, devfs_vnodeop_p, &vp);
 	if (error != 0) {
@@ -382,9 +382,9 @@ devfs_lookupx(ap)
 	if (pname == NULL)
 		goto notfound;
 
-	cdev = NODEV;
+	cdev = NULL;
 	EVENTHANDLER_INVOKE(dev_clone, pname, strlen(pname), &cdev);
-	if (cdev == NODEV)
+	if (cdev == NULL)
 		goto notfound;
 
 	devfs_populate(dmp);
@@ -660,7 +660,7 @@ devfs_reclaim(ap)
 	if (de != NULL)
 		de->de_vnode = NULL;
 	vp->v_data = NULL;
-	if (vp->v_rdev != NODEV && vp->v_rdev != NULL) {
+	if (vp->v_rdev != NULL && vp->v_rdev != NULL) {
 		i = vcount(vp);
 		if ((vp->v_rdev->si_flags & SI_CHEAPCLONE) && i == 0 &&
 		    (vp->v_rdev->si_flags & SI_NAMED))
diff --git a/sys/fs/specfs/spec_vnops.c b/sys/fs/specfs/spec_vnops.c
index 7d12a58..ec58af6 100644
--- a/sys/fs/specfs/spec_vnops.c
+++ b/sys/fs/specfs/spec_vnops.c
@@ -144,7 +144,7 @@ spec_open(ap)
 	if (vp->v_mount && (vp->v_mount->mnt_flag & MNT_NODEV))
 		return (ENXIO);
 
-	if (dev == NODEV)
+	if (dev == NULL)
 		return (ENXIO);
 
 	dsw = devsw(dev);