From: Vinod Koul <vkoul@kernel.org>
To: peter.ujfalusi@gmail.com, nathan@kernel.org,
Anders Roxell <anders.roxell@linaro.org>
Cc: dmaengine@vger.kernel.org, linux-kernel@vger.kernel.org,
llvm@lists.linux.dev, dan.carpenter@linaro.org, arnd@arndb.de,
benjamin.copeland@linaro.org
Subject: Re: [PATCHv2] dmaengine: ti: edma: Fix memory allocation size for queue_priority_map
Date: Tue, 02 Sep 2025 15:05:35 +0530 [thread overview]
Message-ID: <175680573537.233989.3534240892584425378.b4-ty@kernel.org> (raw)
In-Reply-To: <20250830094953.3038012-1-anders.roxell@linaro.org>
On Sat, 30 Aug 2025 11:49:53 +0200, Anders Roxell wrote:
> Fix a critical memory allocation bug in edma_setup_from_hw() where
> queue_priority_map was allocated with insufficient memory. The code
> declared queue_priority_map as s8 (*)[2] (pointer to array of 2 s8),
> but allocated memory using sizeof(s8) instead of the correct size.
>
> This caused out-of-bounds memory writes when accessing:
> queue_priority_map[i][0] = i;
> queue_priority_map[i][1] = i;
>
> [...]
Applied, thanks!
[1/1] dmaengine: ti: edma: Fix memory allocation size for queue_priority_map
commit: e63419dbf2ceb083c1651852209c7f048089ac0f
Best regards,
--
~Vinod
next prev parent reply other threads:[~2025-09-02 9:35 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-08-29 13:13 [PATCH] dmaengine: ti: edma: Fix memory allocation size for queue_priority_map Anders Roxell
2025-08-29 23:21 ` Nathan Chancellor
2025-08-30 9:48 ` Anders Roxell
2025-08-30 9:49 ` [PATCHv2] " Anders Roxell
2025-09-02 9:35 ` Vinod Koul [this message]
2025-09-08 19:01 ` Christophe JAILLET
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