netdev - Re: [PATCH net-next] net: core: Remove the dup_errno parameter in dev_prep_valid

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Date: Tue, 18 Jun 2024 07:48:40 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: Yajun Deng <yajun.deng@...ux.dev>
Cc: davem@...emloft.net, edumazet@...gle.com, pabeni@...hat.com,
 netdev@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH net-next] net: core: Remove the dup_errno parameter in
 dev_prep_valid_name()

On Tue, 18 Jun 2024 21:17:43 +0800 Yajun Deng wrote:
> netdev_name_in_use() return -EEXIST makes more sense if it's not NULL.

netdev_name_in_use() returns bool.

> But dev_alloc_name() should keep the -ENFILE errno.

And it does.

I don't understand what problem you're trying to fix.
The code is fine as is.