linux-kernel - Re: [PATCH 2/5] [brcmfmac] Add support for 6G bands

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Date:   Fri, 20 Oct 2023 20:37:34 +0200
From:   Arend van Spriel <arend.vanspriel@...adcom.com>
To:     Daniel Berlin <dberlin@...rlin.org>
Cc:     Arend van Spriel <aspriel@...il.com>,
        Franky Lin <franky.lin@...adcom.com>,
        Hante Meuleman <hante.meuleman@...adcom.com>,
        linux-wireless@...r.kernel.org,
        brcm80211-dev-list.pdl@...adcom.com,
        SHA-cyfmac-dev-list@...ineon.com, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/5] [brcmfmac] Add support for 6G bands

On 10/20/2023 6:35 PM, Daniel Berlin wrote:
>>> @@ -6965,6 +7066,10 @@ static int brcmf_construct_chaninfo(struct brcmf_cfg80211_info *cfg,
>>>                for (i = 0; i < band->n_channels; i++)
>>>                        band->channels[i].flags = IEEE80211_CHAN_DISABLED;
>>>        band = wiphy->bands[NL80211_BAND_5GHZ];
>>> +     if (band)
>> Eh. Why is this conditional? We are creating all bands in the wiphy
>> instance so why the null check here?
> 
> I just matched what was there, I can remove all of them if we want.
> 
> (I'll take care of the rest of the comments between here)

I stumbled upon the bandlist usage later in this patch (I think) so we 
do add bands only when the device supports them. Hence you can ignore my 
comment here.

Regards,
Arend

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