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Message-ID: <167688346963.21606.5485334408823363188.kvalo@kernel.org>
Date: Mon, 20 Feb 2023 08:57:51 +0000 (UTC)
From: Kalle Valo <kvalo@...nel.org>
To: Christian Marangi <ansuelsmth@...il.com>
Cc: "David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>,
Paolo Abeni <pabeni@...hat.com>,
Christian Marangi <ansuelsmth@...il.com>,
ath11k@...ts.infradead.org, linux-wireless@...r.kernel.org,
netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
Dan Carpenter <error27@...il.com>
Subject: Re: [PATCH] wifi: ath11k: fix SAC bug on peer addition with sta band
migration
Christian Marangi <ansuelsmth@...il.com> wrote:
> Fix sleep in atomic context warning detected by Smatch static checker
> analyzer.
>
> Following the locking pattern for peer_rhash_add lock tbl_mtx_lock mutex
> always even if sta is not transitioning to another band.
> This is peer_add function and a more secure locking should not cause
> performance regression.
>
> Fixes: d673cb6fe6c0 ("wifi: ath11k: fix peer addition/deletion error on sta band migration")
> Reported-by: Dan Carpenter <error27@...il.com>
> Signed-off-by: Christian Marangi <ansuelsmth@...il.com>
> Signed-off-by: Kalle Valo <quic_kvalo@...cinc.com>
I assume you only compile tested this and I'll add that to the commit log. It's
always good to know how the patch was tested.
--
https://patchwork.kernel.org/project/linux-wireless/patch/20230209222622.1751-1-ansuelsmth@gmail.com/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
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