linux-kernel - Re: [PATCH 01/10] wifi: ath12k: prevent race condition in ath12k_core_hw_group

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Message-ID: <305d7cde-adb6-430c-bf6a-e0034771ad9a@oss.qualcomm.com>
Date: Mon, 13 Jan 2025 11:06:12 -0800
From: Jeff Johnson <jeff.johnson@....qualcomm.com>
To: Aditya Kumar Singh <quic_adisi@...cinc.com>,
        Kalle Valo
 <kvalo@...nel.org>, Jeff Johnson <jjohnson@...nel.org>,
        Karthikeyan Periyasamy <quic_periyasa@...cinc.com>,
        Harshitha Prem <quic_hprem@...cinc.com>
Cc: Kalle Valo <quic_kvalo@...cinc.com>, linux-wireless@...r.kernel.org,
        ath12k@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 01/10] wifi: ath12k: prevent race condition in
 ath12k_core_hw_group_destroy()

On 1/8/2025 8:25 PM, Aditya Kumar Singh wrote:
> Currently, ath12k_core_hw_group_destroy() accesses its members without any
> locking mechanism. This could lead to potential issues if these members are
> modified by another thread concurrently.
> 
> Hence to mitigate this, use the available mutex lock.
> 
> Tested-on: QCN9274 hw2.0 PCI WLAN.WBE.1.3.1-00173-QCAHKSWPL_SILICONZ-1
> 
> Fixes: 6f245ea0ec6c ("wifi: ath12k: introduce device group abstraction")
> Signed-off-by: Aditya Kumar Singh <quic_adisi@...cinc.com>

Acked-by: Jeff Johnson <jeff.johnson@....qualcomm.com>