linux-kernel - Re: [PATCH net-next v2 1/3] netpoll: Ensure clean state on setup failures

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Message-ID: <20240820162010.1e89b641@kernel.org>
Date: Tue, 20 Aug 2024 16:20:10 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: Breno Leitao <leitao@...ian.org>
Cc: davem@...emloft.net, edumazet@...gle.com, pabeni@...hat.com,
 netdev@...r.kernel.org, linux-kernel@...r.kernel.org, Rik van Riel
 <riel@...riel.com>
Subject: Re: [PATCH net-next v2 1/3] netpoll: Ensure clean state on setup
 failures

On Mon, 19 Aug 2024 03:36:11 -0700 Breno Leitao wrote:
> +	DEBUG_NET_WARN_ON_ONCE(np->dev);
>  	if (ndev->priv_flags & IFF_DISABLE_NETPOLL) {
>  		np_err(np, "%s doesn't support polling, aborting\n",
> -		       np->dev_name);
> +		       ndev->name);
>  		err = -ENOTSUPP;
>  		goto out;
>  	}

>  put:
> +	DEBUG_NET_WARN_ON_ONCE(np->dev);

nit: having two warnings feels a bit excessive, let's pick one location?