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efl_ui_*: fix dereferencing of possible NULL values 

this fixes CID 1404763 & 1404751 & 1403904
This commit is contained in:
Marcel Hollerbach 2019-09-16 17:19:49 +02:00
parent 22f3cc0574
commit b4976fdf2c
3 changed files with 5 additions and 0 deletions
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1
src/lib/elementary/efl_ui_layout.c
View File

@ -1803,6 +1803,7 @@ _elm_layout_efl_canvas_group_change(Eo *obj, Elm_Layout_Data *ld)
if (!efl_finalized_get(obj)) return;
sd = efl_data_scope_safe_get(obj, EFL_UI_LAYOUT_BASE_CLASS);
EINA_SAFETY_ON_NULL_RETURN(sd);
if (sd->frozen) return;
ld->needs_size_calc = EINA_TRUE;
efl_canvas_group_change(efl_super(obj, ELM_LAYOUT_MIXIN));

2
src/lib/elementary/efl_ui_radio_group_impl.c
View File

@ -65,6 +65,8 @@ static void
_selected_cb(void *data, const Efl_Event *ev)
{
Efl_Ui_Radio_Group_Impl_Data *pd = efl_data_scope_safe_get(data, EFL_UI_RADIO_GROUP_IMPL_CLASS);
EINA_SAFETY_ON_NULL_RETURN(pd);
if (efl_ui_selectable_selected_get(ev->object))
{
if (pd->selected)

2
src/lib/elementary/efl_ui_tab_bar.c
View File

@ -39,6 +39,8 @@ _selelction_change_cb(void *data, const Efl_Event *ev)
{
Efl_Ui_Tab_Bar_Data *pd = efl_data_scope_safe_get(data, MY_CLASS);
EINA_SAFETY_ON_NULL_RETURN(pd);
if (!efl_ui_selectable_selected_get(ev->object))
{
if (pd->selected == ev->object)