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[kservice] add NULL check for rt_free and rt_free_align.

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朱天龙 (Armink) 2022-06-10 12:26:01 +08:00 committed by guo
parent 5ccf6a0fa8
commit 33be34d8ec
1 changed files with 4 additions and 0 deletions
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src/kservice.c
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@ -1551,6 +1551,8 @@ RT_WEAK void rt_free(void *rmem)
/* call 'rt_free' hook */ /* call 'rt_free' hook */
RT_OBJECT_HOOK_CALL(rt_free_hook, (rmem)); RT_OBJECT_HOOK_CALL(rt_free_hook, (rmem));
/* NULL check */
if (rmem == RT_NULL) return;
/* Enter critical zone */ /* Enter critical zone */
level = _heap_lock(); level = _heap_lock();
_MEM_FREE(rmem); _MEM_FREE(rmem);
@ -1672,6 +1674,8 @@ RT_WEAK void rt_free_align(void *ptr)
{ {
void *real_ptr; void *real_ptr;
/* NULL check */
if (ptr == RT_NULL) return;
real_ptr = (void *) * (rt_ubase_t *)((rt_ubase_t)ptr - sizeof(void *)); real_ptr = (void *) * (rt_ubase_t *)((rt_ubase_t)ptr - sizeof(void *));
rt_free(real_ptr); rt_free(real_ptr);
} }