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fix(event): crash if an object was deleted in an event

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fixes: #2886
This commit is contained in:
Gabor Kiss-Vamosi 2021-12-10 13:40:22 +01:00
parent d792c5f6c2
commit 9810920fc5
1 changed files with 1 additions and 2 deletions
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3
src/core/lv_event.c
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@ -63,7 +63,6 @@ lv_res_t lv_event_send(lv_obj_t * obj, lv_event_code_t event_code, void * param)
e.param = param; e.param = param;
e.deleted = 0; e.deleted = 0;
/*Build a simple linked list from the objects used in the events /*Build a simple linked list from the objects used in the events
*It's important to know if an this object was deleted by a nested event *It's important to know if an this object was deleted by a nested event
*called from this `event_cb`.*/ *called from this `event_cb`.*/
@ -413,7 +412,7 @@ static lv_res_t event_send_core(lv_event_t * e)
lv_res_t res = LV_RES_OK; lv_res_t res = LV_RES_OK;
res = lv_obj_event_base(NULL, e); res = lv_obj_event_base(NULL, e);
lv_event_dsc_t * event_dsc = lv_obj_get_event_dsc(e->current_target, 0); lv_event_dsc_t * event_dsc = res == LV_RES_INV ? NULL : lv_obj_get_event_dsc(e->current_target, 0);
uint32_t i = 0; uint32_t i = 0;
while(event_dsc && res == LV_RES_OK) { while(event_dsc && res == LV_RES_OK) {