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[libc] [ctime] fix rt_timespec_to_tick fun internal data overflow #8198

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merged 1 commit into from
Oct 31, 2023

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@zhkag zhkag commented Oct 30, 2023

拉取/合并请求描述:(PR description)

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为什么提交这份PR (why to submit this PR)

你的解决方案是什么 (what is your solution)

在什么测试环境下测试通过 (what is the test environment)

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当前拉取/合并请求的状态 Intent for your PR

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  • 本拉取/合并请求是一个草稿版本 This PR is for a code-review and is intended to get feedback
  • 本拉取/合并请求是一个成熟版本 This PR is mature, and ready to be integrated into the repo

代码质量 Code Quality:

我在这个拉取/合并请求中已经考虑了 As part of this pull request, I've considered the following:

  • 已经仔细查看过代码改动的对比 Already check the difference between PR and old code
  • 代码风格正确,包括缩进空格,命名及其他风格 Style guide is adhered to, including spacing, naming and other styles
  • 没有垃圾代码,代码尽量精简,不包含#if 0代码,不包含已经被注释了的代码 All redundant code is removed and cleaned up
  • 所有变更均有原因及合理的,并且不会影响到其他软件组件代码或BSP All modifications are justified and not affect other components or BSP
  • 对难懂代码均提供对应的注释 I've commented appropriately where code is tricky
  • 代码是高质量的 Code in this PR is of high quality
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@zhkag zhkag requested a review from mysterywolf as a code owner October 30, 2023 06:39
@@ -710,7 +710,8 @@ RTM_EXPORT(clock_settime);
int rt_timespec_to_tick(const struct timespec *time)
{
int tick;
int nsecond, second;
int second;
long long nsecond;
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麻烦直接按照这个数据类型改吧

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使用 long 的话 下面的计算方式 32 位下 还是会溢出的

@mysterywolf mysterywolf merged commit 1d3fc71 into RT-Thread:master Oct 31, 2023
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@zhkag zhkag deleted the rt_timespec_to_tick branch October 31, 2023 13:04
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2 participants