NFS: nfs_encode_fh: Remove S_AUTOMOUNT check

Now with NFSD being able to cross into auto mounts,
the check can be removed.

Signed-off-by: Richard Weinberger <richard@nod.at>
Reviewed-by: Ian Kent <raven@themaw.net>
Reviewed-by: Jeff Layton <jlayton@kernel.org>
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Acked-by: Anna Schumaker <Anna.Schumaker@Netapp.com>

fs/nfs/export.c

@@ -42,7 +42,7 @@ nfs_encode_fh(struct inode *inode, __u32 *p, int *max_len, struct inode *parent)
 	dprintk("%s: max fh len %d inode %p parent %p",
 		__func__, *max_len, inode, parent);
 
-	if (*max_len < len || IS_AUTOMOUNT(inode)) {
+	if (*max_len < len) {
 		dprintk("%s: fh len %d too small, required %d\n",
 			__func__, *max_len, len);
 		*max_len = len;