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From:   Kalle Valo <kvalo@kernel.org>
To:     Wen Gong <quic_wgong@quicinc.com>
Cc:     <ath12k@lists.infradead.org>, <linux-wireless@vger.kernel.org>
Subject: Re: [PATCH] ath12k: Fix a NULL pointer dereference in
 ath12k_mac_op_hw_scan()
References: <20230726092625.3350-1-quic_wgong@quicinc.com>
Date:   Tue, 01 Aug 2023 16:52:37 +0300
In-Reply-To: <20230726092625.3350-1-quic_wgong@quicinc.com> (Wen Gong's
        message of "Wed, 26 Jul 2023 05:26:25 -0400")
Message-ID: <87fs52yimy.fsf@kernel.org>
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Wen Gong <quic_wgong@quicinc.com> writes:

> In ath12k_mac_op_hw_scan(), the return value of kzalloc() is directly
> used in memcpy(), which may lead to a NULL pointer dereference on
> failure of kzalloc().
>
> Fix this bug by adding a check of arg.extraie.ptr.

"wifi:" missing from subject.

> Tested-on: WCN7850 hw2.0 PCI
> WLAN.HMT.1.0-03427-QCAHMTSWPL_V1.0_V2.0_SILICONZ-1.15378.4

This on one line.

I can fix both of these in the pending branch.

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