linux-kernel - Re: [PATCH] mtd: rawnand: lpx32xx: Fix dma_request

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Message-ID: <20240705133201.023cf3c7@xps-13>
Date: Fri, 5 Jul 2024 13:32:01 +0200
From: Miquel Raynal <miquel.raynal@...tlin.com>
To: Piotr Wojtaszczyk <piotr.wojtaszczyk@...esys.com>
Cc: dan.carpenter@...aro.org, Richard Weinberger <richard@....at>, Vignesh
 Raghavendra <vigneshr@...com>, Vladimir Zapolskiy <vz@...ia.com>, Arnd
 Bergmann <arnd@...db.de>, Yangtao Li <frank.li@...o.com>, Li Zetao
 <lizetao1@...wei.com>, linux-mtd@...ts.infradead.org,
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mtd: rawnand: lpx32xx: Fix dma_request_chan() error
 checks

Hi Piotr,

piotr.wojtaszczyk@...esys.com wrote on Fri,  5 Jul 2024 11:38:47 +0200:

> The dma_request_chan() returns error pointer in case of error, while
> dma_request_channel() returns NULL in case of error therefore different
> error checks are needed for the two.
> 
> Fixes: 7326d3fb1ee3 ("mtd: rawnand: lpx32xx: Request DMA channels
> using DT entries")

Pleae don't split the commit title over two lines.

Missing: Cc: stable.

> Signed-off-by: Piotr Wojtaszczyk <piotr.wojtaszczyk@...esys.com>

Thanks,
Miquèl