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 4024CC3DA7D for ; Thu, 5 Jan 2023 20:45:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id: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=kaHdAcEcMX0jsQcjnMnQcVolGXJTKRy/Qx5YThuT3Ms=; b=Rrf8IjobNEPNKx Zg6WXDKf44gInOPhvA+0G/4MfUFsOjTGp1rIslUEghnx670ntUC1o7i3JH6M35pwNHa1XacQ2+Ibb AJj26GBseed0Js0IiuWhcsw0IE/0E0wqDM5PCd9a9ChI+Z/DwUMvpc/ASMxgc/BwXGH692qmMXOUf iOQyFPTN4H0jOF71bNW9NGmRz2WdekBOMteVIb16O02vRDlX6yP1IH2rvoHRH0dUcIbVwd05N7hoV Vhd98F17DGFg8QWiLgQxZzvUwPvNR4X/GjBlbZs2bzPQl7Ljeng/oVQNIeeWFKXbWuPegYpCmlJ5e 5PCeYvjhtRwYMBNqGecg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1pDX6M-00Ehnb-3X; Thu, 05 Jan 2023 20:44:39 +0000 Received: from mail-wm1-x32a.google.com ([2a00:1450:4864:20::32a]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1pDU0E-00CvHr-No for linux-arm-kernel@lists.infradead.org; Thu, 05 Jan 2023 17:26:08 +0000 Received: by mail-wm1-x32a.google.com with SMTP id ay40so28572837wmb.2 for ; Thu, 05 Jan 2023 09:26:05 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20210112; 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=Xv1/J8+zyvFNGrZ+RyXIp/dYj2SMtALFrHtwD8fvn5I=; b=mr0SJHApON8ErWUEsLeomS53CPMZKeRZ/isiL8Fa3LIBSyfQZzpLvZKR+gMgSIB6vO 1Jog/kL+woXJToJND8xnjVNdHBjoYiKgunDdIjmceN150z6azyXXpi3rGc4tqVYmU6iU 4picHVNy8USrpKP8ymXSl+WNeOQahZTjEsHBo5P7WG+yG6qTpU3zkSQOyZa+tszPrAvf 7qfL0usDdpKImrBiM0Sb6ncaaCTBTM36BnkT0XMQ4dy02e6EyZ9j9Z7T1LV5JijF2BK+ FmeZ93LimVqVM/pfr/IQ36yA5qkSmr5+kXUHgMGxvRZECTXHmrHYzqDxdWO8hI562Nwy /N6Q== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=content-transfer-encoding:mime-version:references:in-reply-to :message-id:date:subject:cc:to:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=Xv1/J8+zyvFNGrZ+RyXIp/dYj2SMtALFrHtwD8fvn5I=; b=RHhLjPKCUyhcB3ra1FpVgTiyGNZvR8sgZJ0oHqOjOg5s4cKd9Ur445eY/pD2RaApB6 8JFJNXHclX/o0+Uk/o0ILsLk7kbUSxf9cq5jfe/6Fdx7gmQ32rGYzk2cRCVWrcZDfK5b IyUiAvDBivx9v6IjvEaQM/2XOG05HTxnoYgJWnlBZhIyOtOH1pnvOoMSrirkspRCTosm C4ozeAs9jTkOK9Ew8w24uRaTktTWer3Tduy93dxnv42Lqw6InS375g5rmiRvjf0FFtOa 1a79jpHaMpykxWDVnEZXeo5sqUDqZB1uLkZ25GqvxkEOk8+WEtAVrBDY1l2egYlJ4KMx GFMw== X-Gm-Message-State: AFqh2krjvN3eVDhVukDMImpEbGi9XaXsFx+2UbdbLR23JffWNQuKNgxS PJoPl4Zd9+npXGjTz+FPFO0= X-Google-Smtp-Source: AMrXdXthnyD4BVhaKgGhlEMZZtcIDvQxKdtHMqQniFI1MNlfYh9kPLZbWBFDF/l2e7SoFmey5Gv3tA== X-Received: by 2002:a05:600c:3485:b0:3d1:ee6c:f897 with SMTP id a5-20020a05600c348500b003d1ee6cf897mr36885853wmq.3.1672939564055; Thu, 05 Jan 2023 09:26:04 -0800 (PST) Received: from jernej-laptop.localnet (82-149-19-102.dynamic.telemach.net. [82.149.19.102]) by smtp.gmail.com with ESMTPSA id c7-20020a05600c0a4700b003c6bbe910fdsm3692581wmq.9.2023.01.05.09.26.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 05 Jan 2023 09:26:03 -0800 (PST) From: Jernej =?utf-8?B?xaBrcmFiZWM=?= To: Alessandro Zummo , Alexandre Belloni , Chen-Yu Tsai , Samuel Holland Cc: linux-arm-kernel@lists.infradead.org, linux-rtc@vger.kernel.org, linux-kernel@vger.kernel.org, linux-sunxi@lists.linux.dev, Samuel Holland Subject: Re: [PATCH 1/2] rtc: sun6i: Prevent an out-of-bounds read Date: Thu, 05 Jan 2023 18:26:02 +0100 Message-ID: <8201852.NyiUUSuA9g@jernej-laptop> In-Reply-To: <20221229184011.62925-1-samuel@sholland.org> References: <20221229184011.62925-1-samuel@sholland.org> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20230105_092606_857969_21798B4E X-CRM114-Status: GOOD ( 18.49 ) 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: , Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: base64 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org RG5lIMSNZXRydGVrLCAyOS4gZGVjZW1iZXIgMjAyMiBvYiAxOTo0MDoxMCBDRVQgamUgU2FtdWVs IEhvbGxhbmQgbmFwaXNhbChhKToKPiBJZiB0aGVyZSBpcyBtb3JlIHRoYW4gb25lIHBhcmVudCBj bG9jayBpbiB0aGUgZGV2aWNldHJlZSwgdGhlCj4gZHJpdmVyIHNldHMgLm51bV9wYXJlbnRzIHRv IGEgbGFyZ2VyIHZhbHVlIHRoYW4gdGhlIG51bWJlciBvZiBhcnJheQo+IGVsZW1lbnRzLCB3aGlj aCBjYXVzZXMgYW4gb3V0LW9mLWJvdW5kcyByZWFkIGluIHRoZSBjbG9jayBmcmFtZXdvcmsuCgpJ cyB0aGVyZSBhbnkgRFQgd2l0aCBtb3JlIHRoYW4gb25lIHBhcmVudD8gSSB0aGluayBtb3JlIGZp eGVzIGFyZSBuZWVkZWQgaWYgCnRoaXMgaXMgdGhlIGNhc2UuCgpCZXN0IHJlZ2FyZHMsCkplcm5l agoKPiAKPiBGaXggdGhpcyBieSBjb2VyY2luZyB0aGUgcGFyZW50IGNvdW50IHRvIGEgQm9vbGVh biB2YWx1ZSwgbGlrZSB0aGUKPiBkcml2ZXIgZXhwZWN0cy4KPiAKPiBGaXhlczogMzg1NWMyYzNl NTQ2ICgicnRjOiBzdW42aTogRXhwb3NlIHRoZSAzMmtIeiBvc2NpbGxhdG9yIikKPiBTaWduZWQt b2ZmLWJ5OiBTYW11ZWwgSG9sbGFuZCA8c2FtdWVsQHNob2xsYW5kLm9yZz4KPiAtLS0KPiAKPiAg ZHJpdmVycy9ydGMvcnRjLXN1bjZpLmMgfCAyICstCj4gIDEgZmlsZSBjaGFuZ2VkLCAxIGluc2Vy dGlvbigrKSwgMSBkZWxldGlvbigtKQo+IAo+IGRpZmYgLS1naXQgYS9kcml2ZXJzL3J0Yy9ydGMt c3VuNmkuYyBiL2RyaXZlcnMvcnRjL3J0Yy1zdW42aS5jCj4gaW5kZXggZWQ1NTE2MDg5ZTlhLi5h MjIzNThhNDRlMzIgMTAwNjQ0Cj4gLS0tIGEvZHJpdmVycy9ydGMvcnRjLXN1bjZpLmMKPiArKysg Yi9kcml2ZXJzL3J0Yy9ydGMtc3VuNmkuYwo+IEBAIC0yOTQsNyArMjk0LDcgQEAgc3RhdGljIHZv aWQgX19pbml0IHN1bjZpX3J0Y19jbGtfaW5pdChzdHJ1Y3QgZGV2aWNlX25vZGUKPiAqbm9kZSwK PiAKPiAgCWluaXQucGFyZW50X25hbWVzID0gcGFyZW50czsKPiAgCS8qIC4uLiBudW1iZXIgb2Yg Y2xvY2sgcGFyZW50cyB3aWxsIGJlIDEuICovCj4gLQlpbml0Lm51bV9wYXJlbnRzID0gb2ZfY2xr X2dldF9wYXJlbnRfY291bnQobm9kZSkgKyAxOwo+ICsJaW5pdC5udW1fcGFyZW50cyA9ICEhb2Zf Y2xrX2dldF9wYXJlbnRfY291bnQobm9kZSkgKyAxOwo+ICAJb2ZfcHJvcGVydHlfcmVhZF9zdHJp bmdfaW5kZXgobm9kZSwgImNsb2NrLW91dHB1dC1uYW1lcyIsIDAsCj4gIAkJCQkgICAgICAmaW5p dC5uYW1lKTsKCgoKCgpfX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19fX19f X19fXwpsaW51eC1hcm0ta2VybmVsIG1haWxpbmcgbGlzdApsaW51eC1hcm0ta2VybmVsQGxpc3Rz LmluZnJhZGVhZC5vcmcKaHR0cDovL2xpc3RzLmluZnJhZGVhZC5vcmcvbWFpbG1hbi9saXN0aW5m by9saW51eC1hcm0ta2VybmVsCg==