linux-kernel - [34-longterm 166/209] hwmon: (adm1026) Allow 1 as a valid divider value

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Message-Id: <1302803767-9715-53-git-send-email-paul.gortmaker@windriver.com>
Date:	Thu, 14 Apr 2011 13:55:24 -0400
From:	Paul Gortmaker <paul.gortmaker@...driver.com>
To:	stable@...nel.org, linux-kernel@...r.kernel.org
Cc:	stable-review@...nel.org, Gabriele Gorla <gorlik@...guintown.net>,
	Jean Delvare <khali@...ux-fr.org>,
	Paul Gortmaker <paul.gortmaker@...driver.com>
Subject: [34-longterm 166/209] hwmon: (adm1026) Allow 1 as a valid divider value

From: Gabriele Gorla <gorlik@...guintown.net>

  =====================================================================
  | This is a commit scheduled for the next v2.6.34 longterm release. |
  | If you see a problem with using this for longterm, please comment.|
  =====================================================================

commit 8b0f1840a46449e1946fc88860ef3ec8d6b1c2c7 upstream.

Allow 1 as a valid div value as specified in the ADM1026 datasheet.

Signed-off-by: Gabriele Gorla <gorlik@...guintown.net>
Signed-off-by: Jean Delvare <khali@...ux-fr.org>
Signed-off-by: Paul Gortmaker <paul.gortmaker@...driver.com>
---
 drivers/hwmon/adm1026.c |    4 +---
 1 files changed, 1 insertions(+), 3 deletions(-)

diff --git a/drivers/hwmon/adm1026.c b/drivers/hwmon/adm1026.c
index 65335b2..e059a5f 100644
--- a/drivers/hwmon/adm1026.c
+++ b/drivers/hwmon/adm1026.c
@@ -920,9 +920,7 @@ static ssize_t set_fan_div(struct device *dev, struct device_attribute *attr,
 
 	val = simple_strtol(buf, NULL, 10);
 	new_div = DIV_TO_REG(val);
-	if (new_div == 0) {
-		return -EINVAL;
-	}
+
 	mutex_lock(&data->update_lock);
 	orig_div = data->fan_div[nr];
 	data->fan_div[nr] = DIV_FROM_REG(new_div);
-- 
1.7.4.4

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