From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 8ABCBCF855E for ; Thu, 3 Oct 2024 07:01:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: Content-Type:In-Reply-To:From:References:Cc:To:Subject:MIME-Version:Date: Message-ID:Reply-To:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=qbiSMpuPwHJJ8+7hgzWW8VklVykSZy7Bn9abf5q3Y2o=; b=CduaFx11tM1J1+yJlCf4tV5BJK N4lF3B3yiF8/8TkooNRAzeAs9MoVBlFYaOby7b+LlTGPo5UAVlsSUKO9jlS1+02IT4RAOCgwbk/iH jh5WR9GfzJgNCpLMcbyVYmteFrJ4aaeQMrN72RsdcS/vYrBCehZ5qqJj+cnxn0motPaXlCchUYYeK iaV/dbw7YNZmbLgAPdxASexKEfxQSMVXv4XZ2A02Yd0aHn7pmEwFlgdxf4/tCgJSK7BC1A/XIylWx +ohMEAwyZkBIaZui0zW0hUWlGSsfhF/sXJFUHOqucRXrgO5fl0NlRiCbq5tg6jA5tQxunxVoXa9il 66JkfK+Q==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1swFpn-00000008KJS-30z8; Thu, 03 Oct 2024 07:01:11 +0000 Received: from dfw.source.kernel.org ([2604:1380:4641:c500::1]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1swFoV-00000008KBl-3ZdM; Thu, 03 Oct 2024 06:59:53 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by dfw.source.kernel.org (Postfix) with ESMTP id B96925C5902; Thu, 3 Oct 2024 06:59:46 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id A82C0C4CEC7; Thu, 3 Oct 2024 06:59:43 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1727938790; bh=D68iDBPRvSOAiuPOdMfKw+VDrBVrwfK8/T76gvTpPbY=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=aprF6CC3e88subtKorsb4MOulPivRhUGmXC/ho8OFdK8OVI1jN6tsKS26Crcv9C+Q kAeQomgpFTdZYlz2XKFZ40tzoM9pbYLViNQoLNMnJqIB+Evqmj5rDwtt79Zb+Vk2ex pINfpbEfsLspE63o2E6lOn49xDtYsPdtuB94pIajZ9udXWrS+c8wyWZSidU0fHjpVL xP+oK6OToKzSOi42cBl7ZSU8z0PEdBtBOUeLhuLoVOjXc8vye1RxNnDGPAe6mIXjDJ RD8ogK/BVoxAYQRdWemiFH3b/MgVD5oL77NQ57R1AVlJHU+hd3hborJTo9eG6a7Reh 5v/DS9+bXBVvg== Message-ID: <5d69448b-10ff-49b6-bfd0-6146ef04a0cc@kernel.org> Date: Thu, 3 Oct 2024 08:59:41 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH] wifi: mt76: Fix NULL Dereference caused by mt76_connac_get_he_phy_cap() To: Gax-c , nbd@nbd.name, lorenzo@kernel.org, ryder.lee@mediatek.com, shayne.chen@mediatek.com, sean.wang@mediatek.com, kvalo@kernel.org, matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, johannes.berg@intel.com, quic_adisi@quicinc.com, deren.wu@mediatek.com, chui-hao.chiu@mediatek.com, mingyen.hsieh@mediatek.com, howard-yh.hsu@mediatek.com, StanleyYP.Wang@mediatek.com, allen.ye@mediatek.com, benjamin-jw.lin@mediatek.com, Bo.Jiao@mediatek.com, evelyn.tsai@mediatek.com, meichia.chiu@mediatek.com Cc: linux-wireless@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-mediatek@lists.infradead.org, zzjas98@gmail.com, chenyuan0y@gmail.com References: <20241002213919.30360-1-zichenxie0106@gmail.com> From: Krzysztof Kozlowski Content-Language: en-US Autocrypt: addr=krzk@kernel.org; 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charset=UTF-8 Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241002_235952_024634_046F2CA8 X-CRM114-Status: UNSURE ( 7.24 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-mediatek@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Linux-mediatek" Errors-To: linux-mediatek-bounces+linux-mediatek=archiver.kernel.org@lists.infradead.org On 02/10/2024 23:39, Gax-c wrote: > mt76_connac_get_he_phy_cap() may return a NULL pointer, > leading to NULL Pointer Dereference. > Add a NULL check for the returned pointer. > > Fixes: a5c372f77aa7 ("wifi: mt76: mt7925: extend mt7925_mcu_bss_he_tlv for per-link BSS") > Fixes: e6d557a78b60 ("mt76: mt7915: rely on mt76_connac_get_phy utilities") > Fixes: 98686cd21624 ("wifi: mt76: mt7996: add driver for MediaTek Wi-Fi 7 (802.11be) devices") > Signed-off-by: Zichen Xie > --- This does not match From. Do not attach (thread) your patchsets to some other threads (unrelated or older versions). This buries them deep in the mailbox and might interfere with applying entire sets. Best regards, Krzysztof