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Index: sys/fs/ext2fs/ext2_vnops.c
===================================================================
--- sys/fs/ext2fs/ext2_vnops.c
+++ sys/fs/ext2fs/ext2_vnops.c
@@ -2073,7 +2073,7 @@
if (vp->v_type == VLNK) {
if ((int)ip->i_size < vp->v_mount->mnt_maxsymlinklen)
panic("%s: short symlink", "ext2_read");
- } else if (vp->v_type != VREG && vp->v_type != VDIR)
+ } else if (vp->v_type != VREG)
panic("%s: type %d", "ext2_read", vp->v_type);
#endif
orig_resid = uio->uio_resid;
Index: sys/fs/msdosfs/msdosfs_vnops.c
===================================================================
--- sys/fs/msdosfs/msdosfs_vnops.c
+++ sys/fs/msdosfs/msdosfs_vnops.c
@@ -520,7 +520,6 @@
{
int error = 0;
int blsize;
- int isadir;
ssize_t orig_resid;
u_int n;
u_long diff;
@@ -552,7 +551,6 @@
seqcount = ap->a_ioflag >> IO_SEQSHIFT;
- isadir = dep->de_Attributes & ATTR_DIRECTORY;
do {
if (uio->uio_offset >= dep->de_FileSize)
break;
@@ -560,21 +558,7 @@
rablock = lbn + 1;
blsize = pmp->pm_bpcluster;
on = uio->uio_offset & pmp->pm_crbomask;
- /*
- * If we are operating on a directory file then be sure to
- * do i/o with the vnode for the filesystem instead of the
- * vnode for the directory.
- */
- if (isadir) {
- /* convert cluster # to block # */
- error = pcbmap(dep, lbn, &lbn, 0, &blsize);
- if (error == E2BIG) {
- error = EINVAL;
- break;
- } else if (error)
- break;
- error = bread(pmp->pm_devvp, lbn, blsize, NOCRED, &bp);
- } else if (de_cn2off(pmp, rablock) >= dep->de_FileSize) {
+ if (de_cn2off(pmp, rablock) >= dep->de_FileSize) {
error = bread(vp, lbn, blsize, NOCRED, &bp);
} else if ((vp->v_mount->mnt_flag & MNT_NOCLUSTERR) == 0) {
error = cluster_read(vp, dep->de_FileSize, lbn, blsize,
@@ -601,7 +585,7 @@
error = vn_io_fault_uiomove(bp->b_data + on, (int) n, uio);
brelse(bp);
} while (error == 0 && uio->uio_resid > 0 && n != 0);
- if (!isadir && (error == 0 || uio->uio_resid != orig_resid) &&
+ if ((error == 0 || uio->uio_resid != orig_resid) &&
(vp->v_mount->mnt_flag & (MNT_NOATIME | MNT_RDONLY)) == 0)
dep->de_flag |= DE_ACCESS;
return (error);
Index: sys/fs/smbfs/smbfs_vnops.c
===================================================================
--- sys/fs/smbfs/smbfs_vnops.c
+++ sys/fs/smbfs/smbfs_vnops.c
@@ -502,7 +502,7 @@
struct uio *uio = ap->a_uio;
SMBVDEBUG("\n");
- if (vp->v_type != VREG && vp->v_type != VDIR)
+ if (vp->v_type != VREG)
return EPERM;
return smbfs_readvnode(vp, uio, ap->a_cred);
}
Index: sys/kern/vfs_vnops.c
===================================================================
--- sys/kern/vfs_vnops.c
+++ sys/kern/vfs_vnops.c
@@ -1160,6 +1160,8 @@
doio = uio->uio_rw == UIO_READ ? vn_read : vn_write;
vp = fp->f_vnode;
+ if (vp->v_type == VDIR)
+ return (EISDIR);
foffset_lock_uio(fp, uio, flags);
if (do_vn_io_fault(vp, uio)) {
args.kind = VN_IO_FAULT_FOP;
Index: sys/ufs/ffs/ffs_vnops.c
===================================================================
--- sys/ufs/ffs/ffs_vnops.c
+++ sys/ufs/ffs/ffs_vnops.c
@@ -566,7 +566,7 @@
if (vp->v_type == VLNK) {
if ((int)ip->i_size < vp->v_mount->mnt_maxsymlinklen)
panic("ffs_read: short symlink");
- } else if (vp->v_type != VREG && vp->v_type != VDIR)
+ } else if (vp->v_type != VREG)
panic("ffs_read: type %d", vp->v_type);
#endif
orig_resid = uio->uio_resid;

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