linux-kernel - Re: [PATCH] wifi: mac80211: Remove unused wdev_to_ieee80211

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Message-ID: <c93a5030eac4a0042e5773fa49037a35c9239027.camel@sipsolutions.net>
Date: Tue, 21 Oct 2025 16:30:21 +0200
From: Johannes Berg <johannes@...solutions.net>
To: "Dr. David Alan Gilbert" <linux@...blig.org>
Cc: linux-wireless@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] wifi: mac80211: Remove unused wdev_to_ieee80211_vif

On Mon, 2025-10-20 at 16:39 +0000, Dr. David Alan Gilbert wrote:
> So what is it about these out of tree things that needs these calls;
> why don't the in tree ones need it?

If you have a mac80211 driver that has cfg80211 vendor commands, it'll
be called with just the wdev, but will need to have the mac80211
corresponding vif in most cases, and if it's e.g. called for a monitor
interface, there might not even _be_ a vif (and get NULL here.)

johannes