linux-kernel - Re: [PATCH V2 3/4] mailbox: zynqmp-ipi: Fix out-of-bounds access in mailbox cleanup loop

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Message-ID: <20250929104730.GC15568@nxa18884-linux.ap.freescale.net>
Date: Mon, 29 Sep 2025 18:47:30 +0800
From: Peng Fan <peng.fan@....nxp.com>
To: Harini T <harini.t@....com>
Cc: jassisinghbrar@...il.com, michal.simek@....com, peng.fan@....com,
	linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org,
	git@....com
Subject: Re: [PATCH V2 3/4] mailbox: zynqmp-ipi: Fix out-of-bounds access in
 mailbox cleanup loop

On Mon, Sep 29, 2025 at 01:07:22PM +0530, Harini T wrote:
>The cleanup loop was starting at the wrong array index, causing
>out-of-bounds access.
>Start the loop at the correct index for zero-indexed arrays to prevent
>accessing memory beyond the allocated array bounds.
>
>Fixes: 4981b82ba2ff ("mailbox: ZynqMP IPI mailbox controller")
>Signed-off-by: Harini T <harini.t@....com>

Reviewed-by: Peng Fan <peng.fan@....com>