1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/hwmon/sht15.c b/drivers/hwmon/sht15.c
index 864a371f6eb9..bf41d4e6e5ac 100644
--- a/drivers/hwmon/sht15.c
+++ b/drivers/hwmon/sht15.c
@@ -302,13 +302,13 @@ error_ret:
  **/
 static inline int sht15_calc_temp(struct sht15_data *data)
 {
-        int d1 = 0;
+        int d1 = temppoints[0].d1;
         int i;
 
-        for (i = 1; i < ARRAY_SIZE(temppoints); i++)
+        for (i = ARRAY_SIZE(temppoints) - 1; i > 0; i--)
                 /* Find pointer to interpolate */
                 if (data->supply_uV > temppoints[i - 1].vdd) {
-                        d1 = (data->supply_uV/1000 - temppoints[i - 1].vdd)
+                        d1 = (data->supply_uV - temppoints[i - 1].vdd)
                                 * (temppoints[i].d1 - temppoints[i - 1].d1)
                                 / (temppoints[i].vdd - temppoints[i - 1].vdd)
                                 + temppoints[i - 1].d1;