netdev - RE: [net-next 2/7] fm10k: cleanup unnecessary parenthesis in fm10k

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Date:   Wed, 31 Jan 2018 22:40:42 +0000
From:   "Keller, Jacob E" <jacob.e.keller@...el.com>
To:     Joe Perches <joe@...ches.com>,
        "Kirsher, Jeffrey T" <jeffrey.t.kirsher@...el.com>,
        "davem@...emloft.net" <davem@...emloft.net>
CC:     "netdev@...r.kernel.org" <netdev@...r.kernel.org>,
        "nhorman@...hat.com" <nhorman@...hat.com>,
        "sassmann@...hat.com" <sassmann@...hat.com>,
        "jogreene@...hat.com" <jogreene@...hat.com>
Subject: RE: [net-next 2/7] fm10k: cleanup unnecessary parenthesis in
 fm10k_iov.c

> -----Original Message-----
> From: netdev-owner@...r.kernel.org [mailto:netdev-owner@...r.kernel.org]
> On Behalf Of Joe Perches
> Sent: Wednesday, January 31, 2018 3:35 AM
> To: Kirsher, Jeffrey T <jeffrey.t.kirsher@...el.com>; davem@...emloft.net
> Cc: Keller, Jacob E <jacob.e.keller@...el.com>; netdev@...r.kernel.org;
> nhorman@...hat.com; sassmann@...hat.com; jogreene@...hat.com
> Subject: Re: [net-next 2/7] fm10k: cleanup unnecessary parenthesis in
> fm10k_iov.c
> 
> On Wed, 2018-01-24 at 14:45 -0800, Jeff Kirsher wrote:
> > This fixes a few warnings found by checkpatch.pl --strict
> []
> > diff --git a/drivers/net/ethernet/intel/fm10k/fm10k_iov.c
> b/drivers/net/ethernet/intel/fm10k/fm10k_iov.c
> []
> > @@ -353,7 +353,7 @@ int fm10k_iov_resume(struct pci_dev *pdev)
> >  		struct fm10k_vf_info *vf_info = &iov_data->vf_info[i];
> >
> >  		/* allocate all but the last GLORT to the VFs */
> > -		if (i == ((~hw->mac.dglort_map) >>
> FM10K_DGLORTMAP_MASK_SHIFT))
> > +		if (i == (~hw->mac.dglort_map >>
> FM10K_DGLORTMAP_MASK_SHIFT))
> 
> Strictly, only the if needs parentheses here, but I
> think it reads better before this change.
> 

I don't really find the extra paranthesis around ~hw->mac.dglort_map to be that useful here.

Thanks,
Jake

> > @@ -511,7 +511,7 @@ int fm10k_iov_configure(struct pci_dev *pdev, int
> num_vfs)
> >  		return err;
> >
> >  	/* allocate VFs if not already allocated */
> > -	if (num_vfs && (num_vfs != current_vfs)) {
> > +	if (num_vfs && num_vfs != current_vfs) {
>