提交 3327ffaa 编写于 作者: littlefrog1992's avatar littlefrog1992 提交者: Bernard Xiong

[update] 使用memheap内存管理时,rt_malloc 0长度返回RT_NULL, 与slab与小内存管理等算法保持一致。

上级 7455e248
......@@ -850,6 +850,10 @@ void *rt_malloc(rt_size_t size)
{
void *ptr;
/* zero size, return RT_NULL */
if (size == 0)
return RT_NULL;
/* try to allocate in system heap */
ptr = rt_memheap_alloc(&_heap, size);
#ifdef RT_USING_MEMHEAP_AUTO_BINDING
......
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