Re: [PATCH 1/5] IB/qib: Use kcalloc() in qib_init_iba7322_funcs()

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On Wed, Apr 05, 2017 at 05:06:58PM +0200, Johannes Thumshirn wrote:
> On Wed, Apr 05, 2017 at 04:54:40PM +0200, SF Markus Elfring wrote:
> > >> @@ -7324,8 +7324,9 @@ struct qib_devdata *qib_init_iba7322_funcs(struct pci_dev *pdev,
> > >>  		actual_cnt -= dd->num_pports;
> > >>  
> > >>  	tabsize = actual_cnt;
> > >> -	dd->cspec->msix_entries = kzalloc(tabsize *
> > >> -			sizeof(struct qib_msix_entry), GFP_KERNEL);
> > >> +	dd->cspec->msix_entries = kcalloc(tabsize,
> > >> +					  sizeof(*dd->cspec->msix_entries),
> > >> +					  GFP_KERNEL);
> > > 
> > > Are we fine with loosing the zeroing of the entries?
> > 
> > How did you get this concern?
> > 
> > Do you really miss such functionality from the other interface?
> 
> Ahm... Don't kzalloc() and kcalloc() both pass in __GFP_ZERO?

Yes.
Please ignore my comment.

> 
> -- 
> Johannes Thumshirn                                          Storage
> jthumshirn@xxxxxxx                                +49 911 74053 689
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