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path: root/drivers/hwmon/pwm-fan.c
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Diffstat (limited to 'drivers/hwmon/pwm-fan.c')
-rw-r--r--drivers/hwmon/pwm-fan.c10
1 files changed, 7 insertions, 3 deletions
diff --git a/drivers/hwmon/pwm-fan.c b/drivers/hwmon/pwm-fan.c
index 08c9b9f1c16e..54c0ff00d67f 100644
--- a/drivers/hwmon/pwm-fan.c
+++ b/drivers/hwmon/pwm-fan.c
@@ -320,8 +320,10 @@ static int pwm_fan_probe(struct platform_device *pdev)
dev_err(dev, "Failed to enable fan supply: %d\n", ret);
return ret;
}
- devm_add_action_or_reset(dev, pwm_fan_regulator_disable,
- ctx->reg_en);
+ ret = devm_add_action_or_reset(dev, pwm_fan_regulator_disable,
+ ctx->reg_en);
+ if (ret)
+ return ret;
}
ctx->pwm_value = MAX_PWM;
@@ -337,7 +339,9 @@ static int pwm_fan_probe(struct platform_device *pdev)
return ret;
}
timer_setup(&ctx->rpm_timer, sample_timer, 0);
- devm_add_action_or_reset(dev, pwm_fan_pwm_disable, ctx);
+ ret = devm_add_action_or_reset(dev, pwm_fan_pwm_disable, ctx);
+ if (ret)
+ return ret;
of_property_read_u32(dev->of_node, "pulses-per-revolution", &ppr);
ctx->pulses_per_revolution = ppr;