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 D2208C369B9 for ; Tue, 15 Apr 2025 06:02:28 +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=Bk7r2q81g5JFUREMlC3SzQ8Y6LQkLINBtG2ItrVtRQE=; b=rGZX6lkmv3YBaNenV/DDaFJgAE nCEesL+fGEoSMNV8kOzdPJZu5DRX9NPbDueXVg+jMotOpJyxz0cJqJa+M61S2ji+TfzlPTWL9bBOV px+gqF5GNE/sMgLNZsRtqgusI76tTQylaP53IidhqZwkfsbI8eLMvrIqJes9kovVCt+bkclL5PZbO /4YtKciGdsI+X4qIFhHGNBmUDm53viAtR+D//jMc6FKWwjrms0VPyEbrZSS/p3+3lSmhCTw/jbpUE UOVnMjDnDZcPazxDPgxRkCJCr2MtWoT0GOknycqJzTk/l8Uy926M6tiF8k16Cg6TPS7sGVOQp/Jnl Wfqoijyw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1u4ZN9-00000004clU-0xhg; Tue, 15 Apr 2025 06:02:15 +0000 Received: from sea.source.kernel.org ([2600:3c0a:e001:78e:0:1991:8:25]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1u4ZLK-00000004cWV-15SJ for linux-arm-kernel@lists.infradead.org; Tue, 15 Apr 2025 06:00:23 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id F13D149E61; Tue, 15 Apr 2025 06:00:20 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id F0032C4CEDD; Tue, 15 Apr 2025 06:00:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1744696821; bh=YyxASKKC3r1Z4ow/cLgYW4zg4LmPi857OufnknP3J3k=; h=Date:Subject:To:Cc:References:From:In-Reply-To:From; b=JquIGz51n1h3ng6uvE+1H9U4b08OKLgsHjUg0cNF2KQLYLrgtx0H7k593ZWL/7jTx fuVjsZSB2B3z+eJMqroklgRZ4/Pr/Loss1njGL/wFUL2xQczkffYf1D1pYL1Wly83Y dQsLVf9pe5u2YxoeIUzfNkhPh/F9iS0AWBHZngJSfUU5KysZ5zCDSNkM//WKamxk85 GJ3+nm9ljXzlAmeU9hoZDPjx/X32zlkeYRLgevdbDywpV5pRnRmhnsN/NKlnKjmAMa X3ZFgkj8TDGsoRHTCUon5PPjtQAJCmOLHvDCL7cut3Ia3azsjOu8KsTPcweTVLRIIM TW1y16DwihVtA== Message-ID: <3dd741ef-4589-49cd-967f-8a2d72e75cf4@kernel.org> Date: Tue, 15 Apr 2025 08:00:17 +0200 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v9 2/3] memory: Add STM32 Octo Memory Manager driver To: Patrice Chotard , Rob Herring , Conor Dooley , Maxime Coquelin , Alexandre Torgue , Philipp Zabel , Krzysztof Kozlowski , Catalin Marinas , Will Deacon Cc: christophe.kerello@foss.st.com, linux-kernel@vger.kernel.org, devicetree@vger.kernel.org, linux-stm32@st-md-mailman.stormreply.com, linux-arm-kernel@lists.infradead.org References: <20250410-upstream_ospi_v6-v9-0-cf119508848a@foss.st.com> <20250410-upstream_ospi_v6-v9-2-cf119508848a@foss.st.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-20250414_230022_340734_47357875 X-CRM114-Status: GOOD ( 11.64 ) 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 On 10/04/2025 11:27, Patrice Chotard wrote: > + for (i = 0; i < omm->nb_child; i++) { > + idx = of_property_match_string(dev->of_node, > + "memory-region-names", > + mm_name[i]); > + if (idx < 0) > + continue; > + > + /* res1 only used on second loop iteration */ > + res1.start = res.start; > + res1.end = res.end; > + > + node = of_parse_phandle(dev->of_node, "memory-region", idx); > + if (!node) > + continue; > + > + ret = of_address_to_resource(node, 0, &res); > + if (ret) { > + of_node_put(node); > + dev_err(dev, "unable to resolve memory region\n"); > + return ret; > + } > + > + /* check that memory region fits inside OMM memory map area */ > + if (!resource_contains(omm->mm_res, &res)) { > + dev_err(dev, "%s doesn't fit inside OMM memory map area\n", > + mm_name[i]); > + dev_err(dev, "%pR doesn't fit inside %pR\n", &res, omm->mm_res); > + I don't understand. I already pointed out that you leak OF reference. You fixed it in one place, ignoring all the rest. You must fix it everywhere. > + return -EFAULT; > + } > + Best regards, Krzysztof