diff --git a/src/dev/nuttx/lv_nuttx_entry.c b/src/dev/nuttx/lv_nuttx_entry.c
index f6b23bb9b..3ded99045 100644
--- a/src/dev/nuttx/lv_nuttx_entry.c
+++ b/src/dev/nuttx/lv_nuttx_entry.c
@@ -88,6 +88,8 @@ void lv_nuttx_init(const lv_nuttx_dsc_t * dsc, lv_nuttx_result_t * result)
 #endif
     lv_tick_set_cb(millis);
 
+    lv_memzero(result, sizeof(lv_nuttx_result_t));
+
 #if !LV_USE_NUTTX_CUSTOM_INIT
 
     if(dsc && dsc->fb_path) {