From: Krzysztof Kozlowski <krzk@kernel.org>
To: linux-arm-kernel@lists.infradead.org,
linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org
Cc: Sylwester Nawrocki <snawrocki@kernel.org>,
Marek Szyprowski <m.szyprowski@samsung.com>,
Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>,
Arnd Bergmann <arnd@arndb.de>,
Chanwoo Choi <cw00.choi@samsung.com>,
Alim Akhtar <alim.akhtar@samsung.com>,
Pankaj Dubey <pankaj.dubey@samsung.com>,
stable@vger.kernel.org
Subject: Re: [PATCH v2 2/4] soc: samsung: exynos-asv: handle reading revision register error
Date: Sun, 3 Jan 2021 17:11:03 +0100 [thread overview]
Message-ID: <20210103161103.GB7799@kozik-lap> (raw)
In-Reply-To: <20201207190517.262051-3-krzk@kernel.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: <stable@vger.kernel.org>
> Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org>
> ---
> drivers/soc/samsung/exynos-asv.c | 8 +++++++-
Applied.
Best regards,
Krzysztof
prev parent reply other threads:[~2021-01-03 16:12 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <20201207190517.262051-1-krzk@kernel.org>
2020-12-07 19:05 ` [PATCH v2 1/4] soc: samsung: exynos-asv: don't defer early on not-supported SoCs Krzysztof Kozlowski
2020-12-08 5:56 ` Pankaj Dubey
2021-01-03 16:10 ` Krzysztof Kozlowski
2020-12-07 19:05 ` [PATCH v2 2/4] soc: samsung: exynos-asv: handle reading revision register error Krzysztof Kozlowski
2020-12-08 6:14 ` Pankaj Dubey
2021-01-03 16:11 ` Krzysztof Kozlowski [this message]
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