freevxfs: fix lack of inode initialization

There is nothing worse than just allocated inode without being
initialized _once().

Signed-off-by: Krzysztof Błaszkowski <[e-mail]>
Signed-off-by: Christoph Hellwig <[e-mail]>

fs/freevxfs/vxfs_super.c

···
 	vi = kmem_cache_alloc(vxfs_inode_cachep, GFP_KERNEL);
 	if (!vi)
 		return NULL;
+	inode_init_once(&vi->vfs_inode);
 	return &vi->vfs_inode;
 }