Subject: Re: [net PATCH v1 2/2] net: netprio: fd passed in SCM_RIGHTS datagram not set correctly

From: Al Viro <[email-masked]>
Date: Tue, 14 Aug 2012 03:31:28 +0100

On Mon, Aug 13, 2012 at 06:39:45PM -0700, John Fastabend wrote:
>  		/* Bump the usage count and install the file. */
>  		get_file(fp[i]);
>  		fd_install(new_fd, fp[i]);
> +		sock = sock_from_file(fp[i], &err);
> +		if (sock)
> +			sock->sk->sk_cgrp_prioidx = prioidx;

Better to do that before fd_install() exposes the sucker; it's not
a serious issue, but it's more obviously correct that way.