linux-kernel - Re: [PATCH 4/6] scsi: lpfc: use kzalloc

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Message-ID: <20220314113407.GM3293@kadam>
Date:   Mon, 14 Mar 2022 14:34:07 +0300
From:   Dan Carpenter <dan.carpenter@...cle.com>
To:     Joe Perches <joe@...ches.com>
Cc:     Julia Lawall <Julia.Lawall@...ia.fr>,
        James Smart <james.smart@...adcom.com>,
        kernel-janitors@...r.kernel.org,
        Dick Kennedy <dick.kennedy@...adcom.com>,
        "James E.J. Bottomley" <jejb@...ux.ibm.com>,
        "Martin K. Petersen" <martin.petersen@...cle.com>,
        linux-scsi@...r.kernel.org, linux-kernel@...r.kernel.org,
        Harshit Mogalapalli <harshit.m.mogalapalli@...cle.com>
Subject: Re: [PATCH 4/6] scsi: lpfc: use kzalloc

On Sat, Mar 12, 2022 at 01:45:01PM -0800, Joe Perches wrote:
> On Sat, 2022-03-12 at 11:27 +0100, Julia Lawall wrote:
> > Use kzalloc instead of kmalloc + memset.
> []
> > diff --git a/drivers/scsi/lpfc/lpfc_debugfs.c b/drivers/scsi/lpfc/lpfc_debugfs.c
> []
> > @@ -6272,10 +6272,8 @@ lpfc_debugfs_initialize(struct lpfc_vport *vport)
> >  				 phba->hba_debugfs_root,
> >  				 phba, &lpfc_debugfs_op_slow_ring_trc);
> >  		if (!phba->slow_ring_trc) {
> > -			phba->slow_ring_trc = kmalloc(
> > -				(sizeof(struct lpfc_debugfs_trc) *
> > -				lpfc_debugfs_max_slow_ring_trc),
> > -				GFP_KERNEL);
> > +			phba->slow_ring_trc = kzalloc((sizeof(struct lpfc_debugfs_trc) * lpfc_debugfs_max_slow_ring_trc),
> > +						      GFP_KERNEL);
> 
> kcalloc
> 

Did someone have a Coccinelle script that converted kzalloc() to
kcalloc()?

regards,
dan carpenter