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Fix uninitialized data in create native property (#4650)

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JerryScript-DCO-1.0-Signed-off-by: Zoltan Herczeg zherczeg.u-szeged@partner.samsung.com
This commit is contained in:
Zoltan Herczeg
2021-04-13 15:17:25 +02:00
committed by GitHub
parent 60cbc93cd7
commit 05a4e45ece
2 changed files with 39 additions and 0 deletions
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jerry-core/ecma/base/ecma-helpers-external-pointers.c
+1
View File
@@ -127,6 +127,7 @@ ecma_create_native_pointer_property (ecma_object_t *obj_p, /**< object to create
new_item_p = (ecma_native_pointer_chain_t *) jmem_heap_alloc_block (sizeof (ecma_native_pointer_chain_t));
item_p->next_p = new_item_p;
new_item_p->next_p = NULL;
native_pointer_p = &new_item_p->data;
}
tests/unit-core/test-native-pointer.c
+38
View File
@@ -40,6 +40,11 @@ static const jerry_object_native_info_t native_info_2 =
.free_cb = NULL,
};
static const jerry_object_native_info_t native_info_3 =
{
.free_cb = NULL,
};
static void
check_native_info (jerry_value_t object_value, /**< object value */
const jerry_object_native_info_t *native_info_p, /**< native info */
@@ -111,6 +116,39 @@ main (void)
TEST_ASSERT (!jerry_get_object_native_pointer (object_value, NULL, &native_info_1));
TEST_ASSERT (!jerry_get_object_native_pointer (object_value, NULL, &native_info_2));
jerry_set_object_native_pointer (object_value, global_p, &native_info_1);
jerry_set_object_native_pointer (object_value, NULL, &native_info_2);
jerry_set_object_native_pointer (object_value, global_p, &native_info_3);
check_native_info (object_value, &native_info_1, global_p);
check_native_info (object_value, &native_info_2, NULL);
check_native_info (object_value, &native_info_3, global_p);
TEST_ASSERT (jerry_delete_object_native_pointer (object_value, &native_info_1));
TEST_ASSERT (jerry_delete_object_native_pointer (object_value, &native_info_2));
TEST_ASSERT (jerry_delete_object_native_pointer (object_value, &native_info_3));
TEST_ASSERT (!jerry_get_object_native_pointer (object_value, NULL, &native_info_1));
TEST_ASSERT (!jerry_get_object_native_pointer (object_value, NULL, &native_info_2));
TEST_ASSERT (!jerry_get_object_native_pointer (object_value, NULL, &native_info_3));
jerry_set_object_native_pointer (object_value, NULL, &native_info_1);
jerry_set_object_native_pointer (object_value, global_p, &native_info_2);
jerry_set_object_native_pointer (object_value, NULL, &native_info_3);
check_native_info (object_value, &native_info_1, NULL);
check_native_info (object_value, &native_info_2, global_p);
check_native_info (object_value, &native_info_3, NULL);
/* Reversed delete order. */
TEST_ASSERT (jerry_delete_object_native_pointer (object_value, &native_info_3));
TEST_ASSERT (jerry_delete_object_native_pointer (object_value, &native_info_2));
TEST_ASSERT (jerry_delete_object_native_pointer (object_value, &native_info_1));
TEST_ASSERT (!jerry_get_object_native_pointer (object_value, NULL, &native_info_1));
TEST_ASSERT (!jerry_get_object_native_pointer (object_value, NULL, &native_info_2));
TEST_ASSERT (!jerry_get_object_native_pointer (object_value, NULL, &native_info_3));
jerry_release_value (object_value);
jerry_cleanup ();