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 32808FD006E for ; Tue, 3 Mar 2026 04:08:23 +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-Type: Content-Transfer-Encoding:MIME-Version:References:In-Reply-To:Message-ID:Date :Subject:Cc:To:From:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=XR7tI6mgjCUBq1mVAVYHHMgAe2A7qGWTwipNtUinZpU=; b=NmiZn6/aPTbl/FoBEyVKxEuiTH ji4/geQXatmxGdmLXEjtSHlkIaIChIvqIT1SLck5Zj9VzLPn4Dc8Ew3S5l68Et4EPzw0HeliAJ5JQ 7TDSCNUFxUela1D+x/UvbZ3LPfI3nhpfz6H2/7ekMAbf3DOue5bHO3Ja/iNUHm/VZh3cgEQt7Lo0S oyJ40ko2i75xLIaDIs+ypvt2x26dcNhkiUE5m0Z9d3j87jBDa6NN/p2Fe4ZxmnhHRnh6xnPErzQfD z48Qlcm+pUzzZkuNYG+3CaT0qUy5qPQ9cKpIubSYBGVKYSUXgN0Dd+MYf5bfcsRrXzV6ujcDJDATL OgKHukDA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vxH3R-0000000EUFR-2LIQ; Tue, 03 Mar 2026 04:08:17 +0000 Received: from mail-wm1-x333.google.com ([2a00:1450:4864:20::333]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vxH3P-0000000EUF5-3foq for linux-arm-kernel@lists.infradead.org; Tue, 03 Mar 2026 04:08:16 +0000 Received: by mail-wm1-x333.google.com with SMTP id 5b1f17b1804b1-4838c15e3cbso46635105e9.3 for ; Mon, 02 Mar 2026 20:08:14 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1772510893; x=1773115693; darn=lists.infradead.org; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:from:to:cc:subject:date :message-id:reply-to; bh=XR7tI6mgjCUBq1mVAVYHHMgAe2A7qGWTwipNtUinZpU=; b=VgSlfn8haJ9Hg8cxvgNb1lCDIMTFaVitXanWdC8WHASZuGb/13taEn8ngPluHY0HY2 ps5vK9+PUpbpkfDTxxrtWhIBc2tstN6P1QKnPasKjKC7QZZvnoo51RVMDYgWhOEl0MBl aEi60CGIbW/MALwwsB2R/dG05eAHNi3yV0pxIIFrx9LTOv4ti/srHIqhxhwcc+5s18q6 bwrJdR3EWSbXRXvJx2AB+1X/JYZAy/1fP7MAYmsRbNif/c5QAnin4p0KkU0g57FXqfzQ y71pn7HDohUQWy2auE/FS3sjwLGBQiX91TUbdFNeV3IUnB09G+YajLvV/I0HJl4yhMSv Dvtw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1772510893; x=1773115693; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-gg:x-gm-message-state:from :to:cc:subject:date:message-id:reply-to; bh=XR7tI6mgjCUBq1mVAVYHHMgAe2A7qGWTwipNtUinZpU=; b=GLjArjXXbWlGNQ4N8BxXlKEu9I/Wt+XlyJxCqfjtGJ5Ju+eas3ECHJt9P8w2ln7vSZ 5aKev0T8tFR6IP9uMcTUnq5TJQu15lCbc3g4IRbzYYcDwVTIuWEp2bi4r27c7fUwgmrU ebDQdcXgFpbuYi8CuH8EuWue2x/JBZdd5OZGObqLF3uiqQCf7FFtHTyDYyVANkshxXUh rDwfywU1UscDjnMe2LblBjiIiU+g2Rq5vs12LAsq8Pm45Soe5MK4hkyVOCXciY7sEOY/ crqzGVVyvdXCchMBdZ2LJ9S8AgHWFyi+eXO4Pa88pLNHg7wreCrEQ+FNAn27hfjOYji7 0IKQ== X-Forwarded-Encrypted: i=1; AJvYcCWMafO1efSeRQ8t1rQxsR/psOUuDD1c5KBh3arxUXjBeSDwReAw1mxDivU8Yao6Q4w9f9P4jhTfCWwkH8FnzHx5@lists.infradead.org X-Gm-Message-State: AOJu0Yyv2HQIp19cRhWwPlCBhbGOhP4PBSufmQ+ZpTJWVCr1qYTF+Qa3 dqvOkznCBe6iUi+zA0gGPDtk7zsZZXFkevxScPZsjmEqkE4SevcBy2Lk X-Gm-Gg: ATEYQzyfhCJHBd/Jxpt0+e1HgzDH3FLUY7aUwpB+kxneia8IuPx/eceP+iZqjZmp5vi mLN5WD7MQ27Rb92/dqMkRAL7XkMS29VPGWMtGRA1qoGJzywC+ZEw0vCvDkg/u/roFFY9HfiiwVl dpbOkVlHG3aFM0K9UFyPsPGwgcg/ZlE6gURkjD02jlYZXhJv+RhpmcK3AtIPNDf+CEuwHJIcZAC pAdxlDwhHHEZqMi/oLD7ZvLAGig5mfFKDY8UB71LxqVlFEkTfzXzYIiub30Xx0k5F8ybj4nI9MP 6KgJWUz0ehYndhWnQOZNkYQyml88RXlXWyZ3FbylW/WG47gkJhiLPq4+od6hvsI9tzKO8dvZUjQ RyKyqr9NMbryWYhVQOpfO7B83Lt8KWITlxGf4vqYweQirEm+FDSF/C6WosaVbEpBhy/wWOMmOp9 Ummbk2UrasNIrszmOLsNOoCUJ5MWsnXnDW40QSD2r6DAKt+f2AZrvKNjAAMk7D9qn5K7Zcex+vQ Kcm6jPA X-Received: by 2002:a05:600c:1d0e:b0:480:3bba:1cac with SMTP id 5b1f17b1804b1-483c9bc55c0mr234488635e9.6.1772510893358; Mon, 02 Mar 2026 20:08:13 -0800 (PST) Received: from jernej-laptop.localnet (86-58-126-118.dynamic.telemach.net. [86.58.126.118]) by smtp.gmail.com with ESMTPSA id 5b1f17b1804b1-483bd70e6c9sm393590355e9.8.2026.03.02.20.08.11 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 02 Mar 2026 20:08:12 -0800 (PST) From: Jernej =?UTF-8?B?xaBrcmFiZWM=?= To: Chen-Yu Tsai , Samuel Holland , linux-arm-kernel@lists.infradead.org, linux-sunxi@lists.linux.dev, linux-kernel@vger.kernel.org, Andrey Skvortsov Cc: Andrey Skvortsov Subject: Re: [PATCH] bus: sunxi-rsb: Always check register address validity Date: Mon, 02 Mar 2026 19:43:07 +0100 Message-ID: <5969539.DvuYhMxLoT@jernej-laptop> In-Reply-To: <20260301144939.1832806-1-andrej.skvortzov@gmail.com> References: <20260301144939.1832806-1-andrej.skvortzov@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20260302_200815_920101_628C63E3 X-CRM114-Status: UNSURE ( 7.33 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@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-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Dne nedelja, 1. marec 2026 ob 15:49:39 Srednjeevropski standardni =C4=8Das = je Andrey Skvortsov napisal(a): > From: Samuel Holland >=20 > The register address was already validated for read operations in > regmap_sunxi_rsb_reg_read before being truncated to a u8. Write operations > have the same set of possible addresses, and the address is being truncat= ed > from u32 to u8 here as well, so the same check is needed. >=20 > Signed-off-by: Samuel Holland > Signed-off-by: Andrey Skvortsov Reviewed-by: Jernej Skrabec Best regards, Jernej