diff options
| -rw-r--r-- | drivers/media/platform/msm/ais/sensor/actuator/msm_actuator.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/media/platform/msm/ais/sensor/actuator/msm_actuator.c b/drivers/media/platform/msm/ais/sensor/actuator/msm_actuator.c index 40806d5a164f..f11c2652728a 100644 --- a/drivers/media/platform/msm/ais/sensor/actuator/msm_actuator.c +++ b/drivers/media/platform/msm/ais/sensor/actuator/msm_actuator.c @@ -98,6 +98,11 @@ static void msm_actuator_parse_i2c_params(struct msm_actuator_ctrl_t *a_ctrl, return; } + if (a_ctrl->i2c_reg_tbl == NULL) { + pr_err("failed. i2c reg tabl is NULL"); + return; + } + size = a_ctrl->reg_tbl_size; write_arr = a_ctrl->reg_tbl; i2c_tbl = a_ctrl->i2c_reg_tbl; @@ -1290,9 +1295,11 @@ static int32_t msm_actuator_set_param(struct msm_actuator_ctrl_t *a_ctrl, if (copy_from_user(&a_ctrl->region_params, (void __user *)set_info->af_tuning_params.region_params, - a_ctrl->region_size * sizeof(struct region_params_t))) + a_ctrl->region_size * sizeof(struct region_params_t))) { + a_ctrl->total_steps = 0; + pr_err("Error copying region_params\n"); return -EFAULT; - + } if (a_ctrl->act_device_type == MSM_CAMERA_PLATFORM_DEVICE) { cci_client = a_ctrl->i2c_client.cci_client; cci_client->sid = |