Datetime: Prevent null pointer reference.

When _elm_datetime_items_get() calling with only time format after datetime creation.
The location has been swapped. so some of sorted_field index address gets a invalid
address. then it makes a crash.

@tizen_fix

Change-Id: I8e073237793d6af46a726be6cd51827f14c15661

diff --git a/src/lib/elm_datetime.c b/src/lib/elm_datetime.c
index be9103a..ea31054 100644 (file)
--- a/src/lib/elm_datetime.c
+++ b/src/lib/elm_datetime.c
@@ -483,7 +483,10 @@ _datetime_items_get(const Evas_Object *obj)
    Eina_List *items = NULL;
    Datetime_Field *field;
    unsigned int idx;
-   Datetime_Field *sorted_fields[ELM_DATETIME_TYPE_COUNT];
+   //TIZEN_ONLY(20170818): Prevent Null pointer ref.
+   Datetime_Field *sorted_fields[ELM_DATETIME_TYPE_COUNT] = {0};
+   //Datetime_Field *sorted_fields[ELM_DATETIME_TYPE_COUNT];
+   //
 
    ELM_DATETIME_DATA_GET(obj, sd);
 
@@ -496,6 +499,9 @@ _datetime_items_get(const Evas_Object *obj)
    for (idx = 0; idx < ELM_DATETIME_TYPE_COUNT; idx++)
      {
         field = sorted_fields[idx];
+        //TIZEN_ONLY(20170818): Prevent Null pointer ref.
+        if (!field) continue;
+        //
         if (field->fmt_exist && field->visible)
           items = eina_list_append(items, field->item_obj);
      }