linux-kernel - Re: [PATCH 1/3] crypto: sun8i-ce - fix nents passed to dma_unmap

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Message-ID: <aEvwcABHs8tV9SHN@gondor.apana.org.au>
Date: Fri, 13 Jun 2025 17:33:36 +0800
From: Herbert Xu <herbert@...dor.apana.org.au>
To: Ovidiu Panait <ovidiu.panait.oss@...il.com>
Cc: clabbe.montjoie@...il.com, davem@...emloft.net,
	linux-crypto@...r.kernel.org, wens@...e.org,
	jernej.skrabec@...il.com, samuel@...lland.org,
	linux-arm-kernel@...ts.infradead.org, linux-sunxi@...ts.linux.dev,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] crypto: sun8i-ce - fix nents passed to dma_unmap_sg()

On Mon, May 19, 2025 at 06:13:48PM +0300, Ovidiu Panait wrote:
> In sun8i_ce_cipher_unprepare(), dma_unmap_sg() is incorrectly called with
> the number of entries returned by dma_map_sg(), rather than using the
> original number of entries passed when mapping the scatterlist.
> 
> To fix this, stash the original number of entries passed to dma_map_sg()
> in the request context.
> 
> Fixes: 0605fa0f7826 ("crypto: sun8i-ce - split into prepare/run/unprepare")
> Signed-off-by: Ovidiu Panait <ovidiu.panait.oss@...il.com>
> ---
>  drivers/crypto/allwinner/sun8i-ce/sun8i-ce-cipher.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)

All applied.  Thanks.
-- 
Email: Herbert Xu <herbert@...dor.apana.org.au>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt