From: Vinod Koul <vkoul@kernel.org>
To: dmaengine@vger.kernel.org, Rosen Penev <rosenp@gmail.com>
Cc: Frank Li <Frank.Li@kernel.org>,
Paul Mackerras <paulus@ozlabs.org>,
Grant Likely <grant.likely@secretlab.ca>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] dmaengine: bestcomm: set bcom_eng to NULL on probe failure
Date: Thu, 10 Sep 2026 19:40:12 +0530 [thread overview]
Message-ID: <178904941261.118320.13277747986568598542.b4-ty@kernel.org> (raw)
In-Reply-To: <20260817015442.136038-1-rosenp@gmail.com>
On Sun, 16 Aug 2026 18:54:42 -0700, Rosen Penev wrote:
> Functions like bcom_task_alloc() use if (!bcom_eng) as a safety readiness
> check. If the probe fails and hits this error path, subsequent or concurrent
> API calls will bypass the check and dereference the freed memory.
>
>
Applied, thanks!
[1/1] dmaengine: bestcomm: set bcom_eng to NULL on probe failure
commit: 140ebb6d10559a7d2d0c597926f1bfacf03c9f29
Best regards,
--
~Vinod
prev parent reply other threads:[~2026-09-10 14:10 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-17 1:54 Rosen Penev
2026-08-17 13:55 ` Frank Li
2026-09-10 14:10 ` Vinod Koul [this message]
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