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Date: Tue, 28 Apr 2026 18:05:47 +0100
From: Jonathan Cameron <jic23@kernel.org>
To: Felix Gu <ustc.gu@gmail.com>
Cc: David Lechner <dlechner@baylibre.com>, Nuno =?UTF-8?B?U8Oh?=
 <nuno.sa@analog.com>, Andy Shevchenko <andy@kernel.org>, Neil Armstrong
 <neil.armstrong@linaro.org>, Kevin Hilman <khilman@baylibre.com>, Jerome
 Brunet <jbrunet@baylibre.com>, Martin Blumenstingl
 <martin.blumenstingl@googlemail.com>, Rosen Penev <rosenp@gmail.com>,
 linux-iio@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
 linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] iio: adc: meson-saradc: fix calibration buffer leak
 on error
Message-ID: <20260428180547.6efaa859@jic23-huawei>
In-Reply-To: <20260427-meson_saradc-v2-1-8981c56fd05e@gmail.com>
References: <20260427-meson_saradc-v2-1-8981c56fd05e@gmail.com>
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On Mon, 27 Apr 2026 19:26:31 +0800
Felix Gu <ustc.gu@gmail.com> wrote:

> meson_sar_adc_temp_sensor_init() allocates a buffer with
> nvmem_cell_read(), but the old code leaked it if
> syscon_regmap_lookup_by_phandle() failed.
> 
> Fix this by adding missing kfree(buf).
> 
> Fixes: d6f2eac64403 ("iio: adc: meson: no devm for nvmem_cell_get")
> Signed-off-by: Felix Gu <ustc.gu@gmail.com>
Applied. Thanks

J