lv_indev: fix warnings

Author: kisvegabor

lv_hal/lv_hal_indev.c

@@ -109,17 +109,17 @@ bool lv_indev_read(lv_indev_t * indev, lv_indev_data_t * data)
 {
     bool cont = false;
 
+    memset(data, 0, sizeof(lv_indev_data_t));
+    data->state = LV_INDEV_STATE_REL;
+
     if(indev->driver.read) {
-        memset(data, 0, sizeof(data));
-        data->state = LV_INDEV_STATE_REL;
         data->user_data = indev->driver.user_data;
 
         LV_LOG_TRACE("idnev read started");
         cont = indev->driver.read(data);
         LV_LOG_TRACE("idnev read finished");
     } else {
         LV_LOG_WARN("indev function registered");
-        memset(data, 0, sizeof(lv_indev_data_t));
     }
 
     return cont;