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iio: adc: aspeed: propagate reset deassert errors

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aspeed_adc_probe() continues to register ADC resources after deasserting
the shared reset, even if the reset controller reports a failure.

A failed deassertion leaves the hardware unavailable, so stop probing
before installing the cleanup action and enabling the ADC.

Fixes: edf7550a1f ("iio: adc: aspeed: Deassert reset in probe")
Signed-off-by: Pengpeng Hou <pengpeng@iscas.ac.cn>
Cc: stable@vger.kernel.org
Signed-off-by: Jonathan Cameron <jonathan.cameron@oss.qualcomm.com>
This commit is contained in:
Pengpeng Hou 2026-08-30 21:42:27 +08:00 committed by Jonathan Cameron
parent 0d0ffbcc92
commit 95e4eb426b
1 changed files with 3 additions and 1 deletions
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4
drivers/iio/adc/aspeed_adc.c
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@ -585,7 +585,9 @@ static int aspeed_adc_probe(struct platform_device *pdev)
return dev_err_probe(dev, PTR_ERR(data->rst),
"invalid or missing reset controller device tree entry");
reset_control_deassert(data->rst);
ret = reset_control_deassert(data->rst);
if (ret)
return ret;
ret = devm_add_action_or_reset(dev, aspeed_adc_reset_assert, data->rst);
if (ret)