linux-kernel - Re: [PATCH] ath10k: Fix ath10k_wmi_tlv_op_pull_peer_stats

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Date:   Thu, 22 Apr 2021 14:00:53 +0000 (UTC)
From:   Kalle Valo <kvalo@...eaurora.org>
To:     Shuah Khan <skhan@...uxfoundation.org>
Cc:     davem@...emloft.net, kuba@...nel.org,
        Shuah Khan <skhan@...uxfoundation.org>,
        ath10k@...ts.infradead.org, linux-wireless@...r.kernel.org,
        netdev@...r.kernel.org, linux-kernel@...r.kernel.org, pavel@....cz
Subject: Re: [PATCH] ath10k: Fix ath10k_wmi_tlv_op_pull_peer_stats_info()
 unlock
 without lock

Shuah Khan <skhan@...uxfoundation.org> wrote:

> ath10k_wmi_tlv_op_pull_peer_stats_info() could try to unlock RCU lock
> winthout locking it first when peer reason doesn't match the valid
> cases for this function.
> 
> Add a default case to return without unlocking.
> 
> Fixes: 09078368d516 ("ath10k: hold RCU lock when calling ieee80211_find_sta_by_ifaddr()")
> Reported-by: Pavel Machek <pavel@....cz>
> Signed-off-by: Shuah Khan <skhan@...uxfoundation.org>
> Signed-off-by: Kalle Valo <kvalo@...eaurora.org>

Patch applied to ath-next branch of ath.git, thanks.

eaaf52e4b866 ath10k: Fix ath10k_wmi_tlv_op_pull_peer_stats_info() unlock without lock

-- 
https://patchwork.kernel.org/project/linux-wireless/patch/20210406230228.31301-1-skhan@linuxfoundation.org/

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