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Date: Tue, 21 Dec 2021 19:48:17 +0800 From: Yin Xiujiang <yinxiujiang@...inos.cn> To: frowand.list@...il.com Cc: devicetree@...r.kernel.org, erhard_f@...lbox.org, linux-kernel@...r.kernel.org, robh+dt@...nel.org Subject: Re: Fwd: [Bug 214867] New: UBSAN: shift-out-of-bounds in drivers/of/unittest.c:1933:36 I think if you use unsigned, then 'id -= overlay_first_id' will not be less than 0 but will be a very large value and will be harder to judge.
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