Unverified Commit 1f0a9580 authored by openeuler-ci-bot's avatar openeuler-ci-bot Committed by Gitee
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!11890 hwmon: (w83627ehf) Fix underflows seen when writing limit attributes 

Merge Pull Request from: @ci-robot 
 
PR sync from: Tong Tiangen <tongtiangen@huawei.com>
https://mailweb.openeuler.org/hyperkitty/list/kernel@openeuler.org/message/U5V54W3SC2HHY34T4N5VOPNJDS6Y453C/ 
 
https://gitee.com/src-openeuler/kernel/issues/IARX5F 
 
Link:https://gitee.com/openeuler/kernel/pulls/11890

 

Reviewed-by: default avatarYang Yingliang <yangyingliang@huawei.com>
Signed-off-by: default avatarYang Yingliang <yangyingliang@huawei.com>
parents 85c9097c 558ad4e4

drivers/hwmon/w83627ehf.c

+2 −2
Original line number Diff line number Diff line
@@ -897,7 +897,7 @@ store_target_temp(struct device *dev, struct device_attribute *attr, 
	if (err < 0)

		return err;



	val = clamp_val(DIV_ROUND_CLOSEST(val, 1000), 0, 127);

	val = DIV_ROUND_CLOSEST(clamp_val(val, 0, 127000), 1000);



	mutex_lock(&data->update_lock);

	data->target_temp[nr] = val;
@@ -922,7 +922,7 @@ store_tolerance(struct device *dev, struct device_attribute *attr, 
		return err;



	/* Limit the temp to 0C - 15C */

	val = clamp_val(DIV_ROUND_CLOSEST(val, 1000), 0, 15);

	val = DIV_ROUND_CLOSEST(clamp_val(val, 0, 15000), 1000);



	mutex_lock(&data->update_lock);

	reg = w83627ehf_read_value(data, W83627EHF_REG_TOLERANCE[nr]);