linux-kernel - Re: [PATCH] aic7xxx: replace kmalloc/memset by kzalloc

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Date:	Thu, 16 Oct 2014 12:28:40 -0700
From:	Joe Perches <joe@...ches.com>
To:	Michael Opdenacker <michael.opdenacker@...e-electrons.com>
Cc:	hare@...e.de, JBottomley@...allels.com, linux-scsi@...r.kernel.org,
	linux-kernel@...r.kernel.org, julia.lawall@...6.fr
Subject: Re: [PATCH] aic7xxx: replace kmalloc/memset by kzalloc

On Thu, 2014-10-16 at 21:14 +0200, Michael Opdenacker wrote:
> This replaces kmalloc + memset by a call to kzalloc.
[]
> diff --git a/drivers/scsi/aic7xxx/aic7xxx_core.c b/drivers/scsi/aic7xxx/aic7xxx_core.c
[]
> @@ -4780,10 +4779,10 @@ ahc_init_scbdata(struct ahc_softc *ahc)
>  	SLIST_INIT(&scb_data->sg_maps);
>  
>  	/* Allocate SCB resources */
> -	scb_data->scbarray = kmalloc(sizeof(struct scb) * AHC_SCB_MAX_ALLOC, GFP_ATOMIC);
> +	scb_data->scbarray = kzalloc(sizeof(struct scb) * AHC_SCB_MAX_ALLOC,
> +				GFP_ATOMIC);
>  	if (scb_data->scbarray == NULL)
>  		return (ENOMEM);
> -	memset(scb_data->scbarray, 0, sizeof(struct scb) * AHC_SCB_MAX_ALLOC);
>  
>  	/* Determine the number of hardware SCBs and initialize them */
>  

Probably better as kcalloc.

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