linux-kernel - Re: [PATCH 1/3] dmaengine: stm32-mdma: abort resume if no ongoing transfer

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Message-Id: <169683196592.44135.17868056770840545307.b4-ty@kernel.org>
Date:   Mon, 09 Oct 2023 11:42:45 +0530
From:   Vinod Koul <vkoul@...nel.org>
To:     Maxime Coquelin <mcoquelin.stm32@...il.com>,
        Alexandre Torgue <alexandre.torgue@...s.st.com>,
        M'boumba Cedric Madianga <cedric.madianga@...il.com>,
        Pierre-Yves MORDRET <pierre-yves.mordret@...com>,
        Amelie Delaunay <amelie.delaunay@...s.st.com>
Cc:     stable@...r.kernel.org, dmaengine@...r.kernel.org,
        linux-stm32@...md-mailman.stormreply.com,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] dmaengine: stm32-mdma: abort resume if no ongoing
 transfer


On Wed, 04 Oct 2023 18:35:28 +0200, Amelie Delaunay wrote:
> chan->desc can be null, if transfer is terminated when resume is called,
> leading to a NULL pointer when retrieving the hwdesc.
> To avoid this case, check that chan->desc is not null and channel is
> disabled (transfer previously paused or terminated).
> 
> 

Applied, thanks!

[1/3] dmaengine: stm32-mdma: abort resume if no ongoing transfer
      commit: 81337b9a72dc58a5fa0ae8a042e8cb59f9bdec4a
[2/3] dmaengine: stm32-mdma: use Link Address Register to compute residue
      commit: a4b306eb83579c07b63dc65cd5bae53b7b4019d0
[3/3] dmaengine: stm32-mdma: set in_flight_bytes in case CRQA flag is set
      commit: 584970421725b7805db84714b857851fdf7203a9

Best regards,
-- 
~Vinod