linux-kernel - Re: [PATCH v2] crypto: aspeed: fix format unexpected build warning

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Date:   Mon, 5 Sep 2022 07:22:17 -0700
From:   Randy Dunlap <rdunlap@...radead.org>
To:     Neal Liu <neal_liu@...eedtech.com>,
        Herbert Xu <herbert@...dor.apana.org.au>,
        "David S . Miller" <davem@...emloft.net>,
        Joel Stanley <joel@....id.au>, Andrew Jeffery <andrew@...id.au>
Cc:     linux-aspeed@...ts.ozlabs.org, linux-crypto@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        BMC-SW@...eedtech.com, kernel test robot <lkp@...el.com>
Subject: Re: [PATCH v2] crypto: aspeed: fix format unexpected build warning



On 9/4/22 22:24, Neal Liu wrote:
> This fixes the following similar build warning when
> enabling compile test:
> 
> aspeed-hace-hash.c:188:9: warning: format '%x' expects argument of type
> 'unsigned int', but argument 7 has type 'size_t' {aka 'long unsigned int'}
> [-Wformat=]
> 
> Reported-by: kernel test robot <lkp@...el.com>
> Signed-off-by: Neal Liu <neal_liu@...eedtech.com>

Acked-by: Randy Dunlap <rdunlap@...radead.org>

Thanks.

> ---
> v2: Use "%zu" format to print size_t.
> 
>  drivers/crypto/aspeed/aspeed-hace-hash.c | 4 ++--
>  1 file changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/drivers/crypto/aspeed/aspeed-hace-hash.c b/drivers/crypto/aspeed/aspeed-hace-hash.c
> index 0a44ffc0e13b..6e833d238253 100644
> --- a/drivers/crypto/aspeed/aspeed-hace-hash.c
> +++ b/drivers/crypto/aspeed/aspeed-hace-hash.c
> @@ -185,7 +185,7 @@ static int aspeed_ahash_dma_prepare_sg(struct aspeed_hace_dev *hace_dev)
>  	remain = (rctx->total + rctx->bufcnt) % rctx->block_size;
>  	length = rctx->total + rctx->bufcnt - remain;
>  
> -	AHASH_DBG(hace_dev, "%s:0x%x, %s:0x%x, %s:0x%x, %s:0x%x\n",
> +	AHASH_DBG(hace_dev, "%s:0x%x, %s:%zu, %s:0x%x, %s:0x%x\n",
>  		  "rctx total", rctx->total, "bufcnt", rctx->bufcnt,
>  		  "length", length, "remain", remain);
>  
> @@ -324,7 +324,7 @@ static int aspeed_hace_ahash_trigger(struct aspeed_hace_dev *hace_dev,
>  	struct ahash_request *req = hash_engine->req;
>  	struct aspeed_sham_reqctx *rctx = ahash_request_ctx(req);
>  
> -	AHASH_DBG(hace_dev, "src_dma:0x%x, digest_dma:0x%x, length:0x%x\n",
> +	AHASH_DBG(hace_dev, "src_dma:%zu, digest_dma:%zu, length:%zu\n",
>  		  hash_engine->src_dma, hash_engine->digest_dma,
>  		  hash_engine->src_length);
>  

-- 
~Randy