linux-kernel - Re: [PATCH 6/6] brcmfmac: Update SSID of hidden AP while informing its bss to cfg80211 layer

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Message-ID: <878rmc6nru.fsf@kernel.org>
Date:   Thu, 22 Sep 2022 07:23:01 +0300
From:   Kalle Valo <kvalo@...nel.org>
To:     Alvin Šipraga <alvin@...s.dk>
Cc:     Arend van Spriel <aspriel@...il.com>,
        Franky Lin <franky.lin@...adcom.com>,
        Hante Meuleman <hante.meuleman@...adcom.com>,
        "David S. Miller" <davem@...emloft.net>,
        Eric Dumazet <edumazet@...gle.com>,
        Jakub Kicinski <kuba@...nel.org>,
        Paolo Abeni <pabeni@...hat.com>,
        Syed Rafiuddeen <syed.rafiuddeen@...ress.com>,
        Syed Rafiuddeen <syed.rafiuddeen@...ineon.com>,
        Chung-Hsien Hsu <chung-hsien.hsu@...ineon.com>,
        Chi-hsien Lin <chi-hsien.lin@...ineon.com>,
        Alvin Šipraga <alsi@...g-olufsen.dk>,
        linux-wireless@...r.kernel.org,
        brcm80211-dev-list.pdl@...adcom.com,
        SHA-cyfmac-dev-list@...ineon.com, netdev@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH 6/6] brcmfmac: Update SSID of hidden AP while informing its bss to cfg80211 layer

Alvin Šipraga <alvin@...s.dk> writes:

> From: Syed Rafiuddeen <syed.rafiuddeen@...ress.com>
>
> cfg80211 layer on DUT STA is disconnecting ongoing connection attempt after
> receiving association response, because cfg80211 layer does not have valid
> AP bss information. On association response event, brcmfmac communicates
> the AP bss information to cfg80211 layer, but SSID seem to be empty in AP
> bss information, and cfg80211 layer prints kernel warning and then
> disconnects the ongoing connection attempt.
>
> SSID is empty in SSID IE, but 'bi->SSID' contains a valid SSID, so
> updating the SSID for hidden AP while informing its bss information
> to cfg80211 layer.
>
> Signed-off-by: Syed Rafiuddeen <syed.rafiuddeen@...ineon.com>
> Signed-off-by: Chung-Hsien Hsu <chung-hsien.hsu@...ineon.com>
> Signed-off-by: Chi-hsien Lin <chi-hsien.lin@...ineon.com>
> Signed-off-by: Alvin Šipraga <alsi@...g-olufsen.dk>

Infineon now submitted the same patch, I'll continue the review there:

https://patchwork.kernel.org/project/linux-wireless/patch/20220914033620.12742-5-ian.lin@infineon.com/

-- 
https://patchwork.kernel.org/project/linux-wireless/list/

https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches