Revert recent ext3_dx_readdir changes

They turn out to be buggy, and result in the same filename being
reported twice when htree directory indexing is enabled.

Thanks for Kris Karas for helping chase it down. Also reported
by Holger Kiehl.

Cset exclude: akpm@osdl.org[torvalds]|ChangeSet|20041108040801|49372

fs/ext3/dir.c

@@ -418,7 +418,7 @@ static int call_filldir(struct file * filp, void * dirent,
 				get_dtype(sb, fname->file_type));
 		if (error) {
 			filp->f_pos = curr_pos;
-			info->extra_fname = fname;
+			info->extra_fname = fname->next;
 			return error;
 		}
 		fname = fname->next;
@@ -457,12 +457,9 @@ static int ext3_dx_readdir(struct file * filp,
 	 * If there are any leftover names on the hash collision
 	 * chain, return them first.
 	 */
-	if (info->extra_fname) {
-		if(call_filldir(filp, dirent, filldir, info->extra_fname))
+	if (info->extra_fname &&
+	    call_filldir(filp, dirent, filldir, info->extra_fname))
 		goto finished;
-		else
-			goto next_entry;
-	}
 
 	if (!info->curr_node)
 		info->curr_node = rb_first(&info->root);
@@ -495,7 +492,7 @@ static int ext3_dx_readdir(struct file * filp,
 		info->curr_minor_hash = fname->minor_hash;
 		if (call_filldir(filp, dirent, filldir, fname))
 			break;
-next_entry:
+
 		info->curr_node = rb_next(info->curr_node);
 		if (!info->curr_node) {
 			if (info->next_hash == ~0) {