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| author | Krzysztof Kozlowski <krzk@kernel.org> | 2020-12-07 20:05:15 +0100 |
|---|---|---|
| committer | Krzysztof Kozlowski <krzk@kernel.org> | 2021-01-03 17:02:56 +0100 |
| commit | 4561560dfb4f847a0b327d48bdd1f45bf1b6261f (patch) | |
| tree | b3e9e53d63e4ce5dfd719a0ef5e1d48e0df3cef8 /drivers/spi/spi-altera.c | |
| parent | 0458b88267c637fb872b0359da9ff0b243081e9e (diff) | |
soc: samsung: exynos-asv: handle reading revision register error
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>
Reviewed-by: Pankaj Dubey <pankaj.dubey@samsung.com>
Link: https://lore.kernel.org/r/20201207190517.262051-3-krzk@kernel.org
Diffstat (limited to 'drivers/spi/spi-altera.c')
0 files changed, 0 insertions, 0 deletions