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[84.226.167.205]) by smtp.googlemail.com with ESMTPSA id c10sm90453622wrb.92.2021.01.03.08.11.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Sun, 03 Jan 2021 08:11:04 -0800 (PST) Date: Sun, 3 Jan 2021 17:11:03 +0100 From: Krzysztof Kozlowski To: linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2 2/4] soc: samsung: exynos-asv: handle reading revision register error Message-ID: <20210103161103.GB7799@kozik-lap> References: <20201207190517.262051-1-krzk@kernel.org> <20201207190517.262051-3-krzk@kernel.org> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <20201207190517.262051-3-krzk@kernel.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20210103_111107_996788_A757B481 X-CRM114-Status: GOOD ( 11.05 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Arnd Bergmann , Bartlomiej Zolnierkiewicz , Sylwester Nawrocki , Pankaj Dubey , stable@vger.kernel.org, Chanwoo Choi , Alim Akhtar , Marek Szyprowski Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On Mon, Dec 07, 2020 at 08:05:15PM +0100, Krzysztof Kozlowski wrote: > If regmap_read() fails, the product_id local variable will contain > random value from the stack. Do not try to parse such value and fail > the ASV driver probe. > > Fixes: 5ea428595cc5 ("soc: samsung: Add Exynos Adaptive Supply Voltage driver") > Cc: > Signed-off-by: Krzysztof Kozlowski > --- > drivers/soc/samsung/exynos-asv.c | 8 +++++++- Applied. Best regards, Krzysztof _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel