linux-kernel - Re: [PATCH v3] MIPS: Fix MAX_REG

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Message-Id: <D9B3A1C9-5E85-438A-86A7-6FFC3E7BCC67@linux.dev>
Date: Mon, 28 Apr 2025 08:11:54 +0200
From: Thorsten Blum <thorsten.blum@...ux.dev>
To: "Maciej W. Rozycki" <macro@...am.me.uk>
Cc: Oleg Nesterov <oleg@...hat.com>,
 Thomas Bogendoerfer <tsbogend@...ha.franken.de>,
 linux-mips@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH v3] MIPS: Fix MAX_REG_OFFSET

On 28. Apr 2025, at 03:35, Maciej W. Rozycki wrote:
> On Sun, 27 Apr 2025, Thorsten Blum wrote:
>> Fix MAX_REG_OFFSET to point to the last register in 'pt_regs' and not to
>> the marker itself, which could allow regs_get_register() to return an
>> invalid offset.
>> 
>> Fixes: 40e084a506eb ("MIPS: Add uprobes support.")
>> Signed-off-by: Thorsten Blum <thorsten.blum@...ux.dev>
>> ---
>> Compile-tested only.
>> 
>> Changes in v2:
>> - Fix MAX_REG_OFFSET as suggested by Maciej (thanks!)
> 
> You're welcome; please add a `Suggested-by' tag accordingly.

Suggested-by: Maciej W. Rozycki <macro@...am.me.uk>