Re: [PATCH v2] tpm: vtpm_proxy: Double-check to avoid buffer overflow

From: Jason Gunthorpe
Date: Tue Jan 18 2022 - 18:33:58 EST


On Tue, Jan 18, 2022 at 01:20:40PM -0800, Kees Cook wrote:

> I haven't been able to reproduce the specific cause of why GCC decided to
> do the bounds checking, but it's not an unreasonable thing to check for,
> just for robustness.

Well, the commit message should explain this is to silence a compiler
bug and maybe put some colour on what version(s) are actually buggy..

Jason