linux-kernel - Re: [PATCH] arm64: delete dead code in this_cpu_set

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Message-Id: <168198389444.147011.7790274772825720678.b4-ty@kernel.org>
Date:   Thu, 20 Apr 2023 18:04:52 +0100
From:   Will Deacon <will@...nel.org>
To:     Dan Carpenter <dan.carpenter@...aro.org>,
        James Morse <james.morse@....com>
Cc:     catalin.marinas@....com, kernel-team@...roid.com,
        Will Deacon <will@...nel.org>,
        Kristina Martsenko <kristina.martsenko@....com>,
        Ard Biesheuvel <ardb@...nel.org>,
        Liu Song <liusong@...ux.alibaba.com>,
        Mark Rutland <mark.rutland@....com>,
        linux-kernel@...r.kernel.org, kernel-janitors@...r.kernel.org,
        D Scott Phillips <scott@...amperecomputing.com>,
        Mark Brown <broonie@...nel.org>,
        linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH] arm64: delete dead code in this_cpu_set_vectors()

On Wed, 19 Apr 2023 10:58:43 +0300, Dan Carpenter wrote:
> The "slot" variable is an enum, and in this context it is an unsigned
> int.  So the type means it can never be negative and also we never pass
> invalid data to this function.  If something did pass invalid data then
> this check would be insufficient protection.
> 
> 

Applied to arm64 (for-next/misc), thanks!

[1/1] arm64: delete dead code in this_cpu_set_vectors()
      https://git.kernel.org/arm64/c/460e70e2dc9a

Cheers,
-- 
Will

https://fixes.arm64.dev
https://next.arm64.dev
https://will.arm64.dev