From: Kalle Valo <kvalo@kernel.org>
To: Kalle Valo <kvalo@kernel.org>
Cc: ath11k@lists.infradead.org, linux-wireless@vger.kernel.org
Subject: Re: [PATCH v3 1/1] wifi: ath11k: mac: fix struct ieee80211_sband_iftype_data handling
Date: Thu, 28 Sep 2023 15:15:43 +0000 (UTC) [thread overview]
Message-ID: <169591414195.3019228.2015665207547569831.kvalo@kernel.org> (raw)
In-Reply-To: <20230927142708.2897504-2-kvalo@kernel.org>
Kalle Valo <kvalo@kernel.org> wrote:
> Commit e8c1841278a7 ("wifi: cfg80211: annotate iftype_data pointer with
> sparse") added sparse checks for struct ieee80211_sband_iftype_data handling
> which immediately found an issue in ath11k:
>
> drivers/net/wireless/ath/ath11k/mac.c:7952:22: warning: incorrect type in argument 1 (different address spaces)
> drivers/net/wireless/ath/ath11k/mac.c:7952:22: expected struct ieee80211_sta_he_cap const *he_cap
> drivers/net/wireless/ath/ath11k/mac.c:7952:22: got struct ieee80211_sta_he_cap const [noderef] __iftype_data *
>
> The problem here is that we are accessing sband->iftype_data directly even
> though we should use for_each_sband_iftype_data() or similar. Fortunately
> there's ieee80211_get_he_iftype_cap_vif() which is just what we need here so
> use it to get HE capabilities.
>
> Tested-on: WCN6855 hw2.0 PCI WLAN.HSP.1.1-03125-QCAHSPSWPL_V1_V2_SILICONZ_LITE-3.6510.23
>
> Reported-by: Johannes Berg <johannes@sipsolutions.net>
> Signed-off-by: Kalle Valo <quic_kvalo@quicinc.com>
Patch applied to ath-next branch of ath.git, thanks.
9e61589ac3c2 wifi: ath11k: mac: fix struct ieee80211_sband_iftype_data handling
--
https://patchwork.kernel.org/project/linux-wireless/patch/20230927142708.2897504-2-kvalo@kernel.org/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
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prev parent reply other threads:[~2023-09-28 15:16 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-27 14:27 [PATCH v3 0/1] wifi: ath11k: mac: fix struct ieee80211_sband_iftype_data handling Kalle Valo
2023-09-27 14:27 ` [PATCH v3 1/1] " Kalle Valo
2023-09-28 15:15 ` Kalle Valo [this message]
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