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hwmon: (aspeed-pwm-tacho) Propagate reset deassert errors

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aspeed_pwm_tacho_probe() installs its reset cleanup action and configures
the
controller after an unchecked reset deassertion.

Stop probing when the reset controller rejects the transition, before the
hwmon device becomes visible.

Fixes: 18c514cc0e ("hwmon: (aspeed-pwm-tacho) Deassert reset in probe")
Signed-off-by: Pengpeng Hou <pengpeng@iscas.ac.cn>
Link: https://patch.msgid.link/20260830125044.97718-1-pengpeng@iscas.ac.cn
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
This commit is contained in:
Pengpeng Hou 2026-08-30 20:50:44 +08:00 committed by Guenter Roeck
parent bb2424c350
commit 09a9e1746a
1 changed files with 3 additions and 1 deletions
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4
drivers/hwmon/aspeed-pwm-tacho.c
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@ -934,7 +934,9 @@ static int aspeed_pwm_tacho_probe(struct platform_device *pdev)
"missing or invalid reset controller device tree entry");
return PTR_ERR(priv->rst);
}
reset_control_deassert(priv->rst);
ret = reset_control_deassert(priv->rst);
if (ret)
return ret;
ret = devm_add_action_or_reset(dev, aspeed_pwm_tacho_remove, priv);
if (ret)