linux-kernel - Re: [PATCH v6 18/18] crypto: sun8i-ce: fix some style issue

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Date:   Fri, 04 Sep 2020 12:37:19 -0700
From:   Joe Perches <joe@...ches.com>
To:     Corentin Labbe <clabbe@...libre.com>, davem@...emloft.net,
        herbert@...dor.apana.org.au, mripard@...nel.org, wens@...e.org
Cc:     linux-arm-kernel@...ts.infradead.org, linux-crypto@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-sunxi@...glegroups.com
Subject: Re: [PATCH v6 18/18] crypto: sun8i-ce: fix some style issue

On Fri, 2020-09-04 at 11:10 +0000, Corentin Labbe wrote:
> This patch fix a double empty line issue reported by checkpatch.
> While at it, since now the maximum line length is now 100, reorder some
> wrapped line.
[]
> diff --git a/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-cipher.c b/drivers/crypto/allwinner/sun8i-ce/sun8i-ce-cipher.c
[]
> @@ -164,12 +164,10 @@ static int sun8i_ce_cipher_prepare(struct crypto_engine *engine, void *async_req
>  				goto theend_key;
>  			}
>  			offset = areq->cryptlen - ivsize;
> -			scatterwalk_map_and_copy(rctx->backup_iv, areq->src,
> -						 offset, ivsize, 0);
> +			scatterwalk_map_and_copy(rctx->backup_iv, areq->src, offset, ivsize, 0);
>  		}
>  		memcpy(rctx->bounce_iv, areq->iv, ivsize);
> -		addr_iv = dma_map_single(ce->dev, rctx->bounce_iv, rctx->ivlen,
> -					 DMA_TO_DEVICE);
> +		addr_iv = dma_map_single(ce->dev, rctx->bounce_iv, rctx->ivlen, DMA_TO_DEVICE);

coding-style.rst:

   Statements longer than 80 columns should be broken into sensible chunks,
   unless exceeding 80 columns significantly increases readability and does
   not hide information.

Do these longer lines make the code significantly more readable?
I don't think they do.