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From:   Kaaira Gupta <kgupta@es.iitr.ac.in>
Date:   Mon, 24 Feb 2020 13:22:31 +0530
To:     Benjamin Poirier <benjamin.poirier@gmail.com>
Cc:     Manish Chopra <manishc@marvell.com>, GR-Linux-NIC-Dev@marvell.com,
        gregkh@linxfoundation.org, netdev@vger.kernel.org,
        devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] staging: qlge: add braces around macro arguments
Message-ID: <20200224075231.GA4806@kaaira-HP-Pavilion-Notebook>
References: <20200221195649.GA18450@kaaira-HP-Pavilion-Notebook>
 <20200224053225.GB312634@f3>
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On Mon, Feb 24, 2020 at 02:32:25PM +0900, Benjamin Poirier wrote:
> On 2020/02/22 01:26 +0530, Kaaira Gupta wrote:
> > Fix checkpatch.pl warnings of adding braces around macro arguments to
> > prevent precedence issues by adding braces in qlge_dbg.c
> > 
> > Signed-off-by: Kaaira Gupta <kgupta@es.iitr.ac.in>
> > ---
> >  drivers/staging/qlge/qlge_dbg.c | 6 +++---
> >  1 file changed, 3 insertions(+), 3 deletions(-)
> > 
> > diff --git a/drivers/staging/qlge/qlge_dbg.c b/drivers/staging/qlge/qlge_dbg.c
> > index 8cf39615c520..c7af2548d119 100644
> > --- a/drivers/staging/qlge/qlge_dbg.c
> > +++ b/drivers/staging/qlge/qlge_dbg.c
> > @@ -1525,7 +1525,7 @@ void ql_dump_regs(struct ql_adapter *qdev)
> >  #ifdef QL_STAT_DUMP
> >  
> >  #define DUMP_STAT(qdev, stat)	\
> > -	pr_err("%s = %ld\n", #stat, (unsigned long)qdev->nic_stats.stat)
> > +	pr_err("%s = %ld\n", #stat, (unsigned long)(qdev)->nic_stats.stat)
> >  
> >  void ql_dump_stat(struct ql_adapter *qdev)
> >  {
> > @@ -1578,12 +1578,12 @@ void ql_dump_stat(struct ql_adapter *qdev)
> >  #ifdef QL_DEV_DUMP
> >  
> >  #define DUMP_QDEV_FIELD(qdev, type, field)		\
> > -	pr_err("qdev->%-24s = " type "\n", #field, qdev->field)
> > +	pr_err("qdev->%-24s = " type "\n", #field, (qdev)->(field))
> >  #define DUMP_QDEV_DMA_FIELD(qdev, field)		\
> >  	pr_err("qdev->%-24s = %llx\n", #field, (unsigned long long)qdev->field)
>                                                                    ^^^^
> You missed one.

It makes the line characaters greater than 80. Shall I still add braces?
I mean it's better that I add them to prevent precedence issues, but it
adds another warning, hence I wasn't sure.