From: Jeff Johnson <quic_jjohnson@quicinc.com>
To: Kalle Valo <kvalo@kernel.org>, <ath11k@lists.infradead.org>
Cc: <linux-wireless@vger.kernel.org>
Subject: Re: [PATCH v2] wifi: ath11k: mac: fix struct ieee80211_sband_iftype_data handling
Date: Tue, 26 Sep 2023 13:55:16 -0700 [thread overview]
Message-ID: <70a75205-8f27-4e73-9d32-d92b6f7bec68@quicinc.com> (raw)
In-Reply-To: <20230926163350.2641064-1-kvalo@kernel.org>
On 9/26/2023 9:33 AM, Kalle Valo wrote:
> From: Kalle Valo <quic_kvalo@quicinc.com>
>
> 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 we need here so use it
nit: just *what* we need
> to get HE capabilities.
next prev parent reply other threads:[~2023-09-26 20:55 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-26 16:33 [PATCH v2] wifi: ath11k: mac: fix struct ieee80211_sband_iftype_data handling Kalle Valo
2023-09-26 16:36 ` Kalle Valo
2023-09-26 16:43 ` Johannes Berg
2023-09-26 19:05 ` Kalle Valo
2023-09-26 20:55 ` Jeff Johnson [this message]
2023-09-27 5:12 ` Kalle Valo
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