1 files changed, 3 insertions, 3 deletions

diff --git a/drivers/media/i2c/soc_camera/mt9m001.c b/drivers/media/i2c/soc_camera/mt9m001.c
index df97033fa6ef..dbd8c142d6ef 100644
--- a/drivers/media/i2c/soc_camera/mt9m001.c
+++ b/drivers/media/i2c/soc_camera/mt9m001.c
@@ -403,7 +403,7 @@ static int mt9m001_s_ctrl(struct v4l2_ctrl *ctrl)
                 if (ctrl->val <= ctrl->default_value) {
                         /* Pack it into 0..1 step 0.125, register values 0..8 */
                         unsigned long range = ctrl->default_value - ctrl->minimum;
-                        data = ((ctrl->val - ctrl->minimum) * 8 + range / 2) / range;
+                        data = ((ctrl->val - (s32)ctrl->minimum) * 8 + range / 2) / range;
 
                         dev_dbg(&client->dev, "Setting gain %d\n", data);
                         data = reg_write(client, MT9M001_GLOBAL_GAIN, data);
@@ -413,7 +413,7 @@ static int mt9m001_s_ctrl(struct v4l2_ctrl *ctrl)
                         /* Pack it into 1.125..15 variable step, register values 9..67 */
                         /* We assume qctrl->maximum - qctrl->default_value - 1 > 0 */
                         unsigned long range = ctrl->maximum - ctrl->default_value - 1;
-                        unsigned long gain = ((ctrl->val - ctrl->default_value - 1) *
+                        unsigned long gain = ((ctrl->val - (s32)ctrl->default_value - 1) *
                                                111 + range / 2) / range + 9;
 
                         if (gain <= 32)
@@ -434,7 +434,7 @@ static int mt9m001_s_ctrl(struct v4l2_ctrl *ctrl)
         case V4L2_CID_EXPOSURE_AUTO:
                 if (ctrl->val == V4L2_EXPOSURE_MANUAL) {
                         unsigned long range = exp->maximum - exp->minimum;
-                        unsigned long shutter = ((exp->val - exp->minimum) * 1048 +
+                        unsigned long shutter = ((exp->val - (s32)exp->minimum) * 1048 +
                                                  range / 2) / range + 1;
 
                         dev_dbg(&client->dev,