Re: [PATCH v26 24/30] x86/cet/shstk: Introduce shadow stack token setup/verify routines

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On 5/17/2021 12:45 AM, Borislav Petkov wrote:
On Tue, Apr 27, 2021 at 01:43:09PM -0700, Yu-cheng Yu wrote:

[...]

+
+	if ((!ia32 && !IS_ALIGNED(ssp, 8)) || !IS_ALIGNED(ssp, 4))

Flip this logic:

	if ((ia32 && !IS_ALIGNED(ssp, 4)) || !IS_ALIGNED(ssp, 8))

If !IS_ALIGNED(ssp, 4), then certainly !IS_ALIGNED(ssp, 8).
This has to be as-is, I think.

Thanks,
Yu-cheng




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