linux-kernel - Re: [PATCH 2/2] wifi: wilc1000: remove AKM suite be32 conversion for external auth request

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Message-ID: <170854167959.1918455.695828297472841721.kvalo@kernel.org>
Date: Wed, 21 Feb 2024 18:54:41 +0000 (UTC)
From: Kalle Valo <kvalo@...nel.org>
To: Alexis Lothoré <alexis.lothore@...tlin.com>
Cc: Johannes Berg <johannes@...solutions.net>,
 Ajay Singh <ajay.kathat@...rochip.com>,
 Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
 linux-wireless@...r.kernel.org, linux-kernel@...r.kernel.org,
 Igor Mitsyanko <imitsyanko@...ntenna.com>,
 Sergey Matyukevich <geomatsi@...il.com>,
 Alexis Lothoré <alexis.lothore@...tlin.com>,
 kernel test robot <lkp@...el.com>
Subject: Re: [PATCH 2/2] wifi: wilc1000: remove AKM suite be32 conversion for
 external auth request

Alexis Lothoré <alexis.lothore@...tlin.com> wrote:

> The driver currently raises the following sparse warning:
> [...] cfg80211.c:360:42: warning: incorrect type in assignment (different
> base types)
> [...] cfg80211.c:360:42:    expected unsigned int key_mgmt_suite
> [...] cfg80211.c:360:42:    got restricted __be32 [usertype]
>   CHECK   drivers/net/wireless/microchip/wilc1000/netdev.c
> 
> This conversion was needed because historically the external supplicant
> (observed with wpa_supplicant) expects AKM suite as big endian in
> NL80211_CMD_EXTERNAL_AUTH message when the AKM suite is WLAN_AKM_SUITE_SAE.
> This is not needed anymore:
> - new (to be released) versions of wpa_supplicant now reads it in host
>   endian _while_ keeping compatibility for older drivers
> - for new drivers used with current/old wpa_supplicant, this conversion has
>   been added to nl80211 to force big endian when the AKM suite is
>   WLAN_AKM_SUITE_SAE
> 
> Remove this not-needed-anymore conversion to fix the sparse warning.
> 
> Reported-by: kernel test robot <lkp@...el.com>
> Closes: https://lore.kernel.org/oe-kbuild-all/202308290615.lUTIgqUl-lkp@intel.com/
> Tested-on: WILC1000 hwB SPI WILC_WIFI_FW_REL_16_1-13452
> Signed-off-by: Alexis Lothoré <alexis.lothore@...tlin.com>

Patch applied to wireless-next.git, thanks.

00413dd36414 wifi: wilc1000: remove AKM suite be32 conversion for external auth request

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/20240215-nl80211_fix_akm_suites_endianness-v1-2-57e902632f9d@bootlin.com/

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