From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Murat Ilsever , Robert Coulson , Guenter Roeck Subject: [PATCH 3.16 255/357] hwmon: (ds1621) Update zbits after conversion rate change Date: Fri, 3 Oct 2014 14:30:41 -0700 Message-Id: <20141003212941.165258141@linuxfoundation.org> In-Reply-To: <20141003212933.458851516@linuxfoundation.org> References: <20141003212933.458851516@linuxfoundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Sender: linux-kernel-owner@vger.kernel.org List-ID: 3.16-stable review patch. If anyone has any objections, please let me know. ------------------ From: Robert Coulson commit 39c627a084475e8a690a4a9e7601410ca173ddd2 upstream. After the conversion rate is changed, the zbits are not updated, but should be, since they are used later in the set_temp function. Fixes: a50d9a4d9ad3 ("hwmon: (ds1621) Fix temperature rounding operations") Reported-by: Murat Ilsever Signed-off-by: Robert Coulson Signed-off-by: Guenter Roeck Signed-off-by: Greg Kroah-Hartman --- drivers/hwmon/ds1621.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/hwmon/ds1621.c +++ b/drivers/hwmon/ds1621.c @@ -309,6 +309,7 @@ static ssize_t set_convrate(struct devic data->conf |= (resol << DS1621_REG_CONFIG_RESOL_SHIFT); i2c_smbus_write_byte_data(client, DS1621_REG_CONF, data->conf); data->update_interval = ds1721_convrates[resol]; + data->zbits = 7 - resol; mutex_unlock(&data->update_lock); return count;