UBIFS: Remove bogus assert

This assertion was only correct before UBIFS had xattr support.
Now with xattr support also a directory node can carry data
and can act as host node.

Suggested-by: Artem Bityutskiy <dedekind1@gmail.com>
Signed-off-by: Richard Weinberger <richard@nod.at>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>

fs/ubifs/journal.c

@@ -546,15 +546,14 @@ int ubifs_jnl_update(struct ubifs_info *c, const struct inode *dir,
 	int aligned_dlen, aligned_ilen, sync = IS_DIRSYNC(dir);
 	int last_reference = !!(deletion && inode->i_nlink == 0);
 	struct ubifs_inode *ui = ubifs_inode(inode);
-	struct ubifs_inode *dir_ui = ubifs_inode(dir);
+	struct ubifs_inode *host_ui = ubifs_inode(dir);
 	struct ubifs_dent_node *dent;
 	struct ubifs_ino_node *ino;
 	union ubifs_key dent_key, ino_key;
 
 	dbg_jnl("ino %lu, dent '%.*s', data len %d in dir ino %lu",
 		inode->i_ino, nm->len, nm->name, ui->data_len, dir->i_ino);
-	ubifs_assert(dir_ui->data_len == 0);
-	ubifs_assert(mutex_is_locked(&dir_ui->ui_mutex));
+	ubifs_assert(mutex_is_locked(&host_ui->ui_mutex));
 
 	dlen = UBIFS_DENT_NODE_SZ + nm->len + 1;
 	ilen = UBIFS_INO_NODE_SZ;
@@ -658,7 +657,7 @@ int ubifs_jnl_update(struct ubifs_info *c, const struct inode *dir,
 	ui->synced_i_size = ui->ui_size;
 	spin_unlock(&ui->ui_lock);
 	mark_inode_clean(c, ui);
-	mark_inode_clean(c, dir_ui);
+	mark_inode_clean(c, host_ui);
 	return 0;
 
 out_finish: