netdev - Re: [External] : Re: [PATCH net-next] udp_tunnel: Fix typo using netdev_WARN instead of netdev

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Message-ID: <20250904085241.3bd40e33@kernel.org>
Date: Thu, 4 Sep 2025 08:52:41 -0700
From: Jakub Kicinski <kuba@...nel.org>
To: ALOK TIWARI <alok.a.tiwari@...cle.com>
Cc: Simon Horman <horms@...nel.org>, dsahern@...nel.org,
 davem@...emloft.net, edumazet@...gle.com, pabeni@...hat.com,
 netdev@...r.kernel.org
Subject: Re: [External] : Re: [PATCH net-next] udp_tunnel: Fix typo using
 netdev_WARN instead of netdev_warn

On Thu, 4 Sep 2025 20:11:36 +0530 ALOK TIWARI wrote:
> In this case, udp_tunnel_nic_register() returning an error is
> just a failed operation, not a kernel bug. So a simple warning
> message is appropriate, and netdev_warn() should be used
> instead of netdev_WARN().

The distinction should be that WARN is only used in cases which
author of the code expects never to occur.