linux-kernel - Re: [PATCH 1/2] staging: greybus: add a single exit path to arche_platform_wd

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Date:   Mon, 3 Apr 2023 06:21:53 +0500
From:   Khadija Kamran <kamrankhadijadj@...il.com>
To:     Ira Weiny <ira.weiny@...el.com>
Cc:     outreachy@...ts.linux.dev, hvaibhav.linux@...il.com,
        johan@...nel.org, elder@...nel.org, gregkh@...uxfoundation.org,
        greybus-dev@...ts.linaro.org, linux-staging@...ts.linux.dev,
        linux-kernel@...r.kernel.org,
        Alison Schofield <alison.schofield@...el.com>
Subject: Re: [PATCH 1/2] staging: greybus: add a single exit path to
 arche_platform_wd_irq()

On Sun, Apr 02, 2023 at 05:37:48PM -0700, Ira Weiny wrote:
> Khadija Kamran wrote:
> > arche_platform_wd_irq() function has two exit paths. To make the code
> > more readable, use only one exit path.
> > 
> > Suggested-by: Alison Schofield <alison.schofield@...el.com>
> 
> Reviewed-by: Ira Weiny <ira.weiny@...el.com>
>

Okay, noted.

Also, would it be okay to send a patch revision with the changes or
should I wait for the feedback on Dan's comment. Here is a link to it:
https://lore.kernel.org/outreachy/6ce8aa34-e600-4d6a-adad-ead8255342e5@kili.mountain/

Thank you!
Regards,
Khadija 

> > Signed-off-by: Khadija Kamran <kamrankhadijadj@...il.com>
> > ---
> >  drivers/staging/greybus/arche-platform.c | 7 +++----
> >  1 file changed, 3 insertions(+), 4 deletions(-)
> > 
> > diff --git a/drivers/staging/greybus/arche-platform.c b/drivers/staging/greybus/arche-platform.c
> > index fcbd5f71eff2..a64c1af091b0 100644
> > --- a/drivers/staging/greybus/arche-platform.c
> > +++ b/drivers/staging/greybus/arche-platform.c
> > @@ -153,6 +153,7 @@ static irqreturn_t arche_platform_wd_irq_thread(int irq, void *devid)
> >  static irqreturn_t arche_platform_wd_irq(int irq, void *devid)
> >  {
> >  	struct arche_platform_drvdata *arche_pdata = devid;
> > +	irqreturn_t rc = IRQ_HANDLED;
> >  	unsigned long flags;
> >  
> >  	spin_lock_irqsave(&arche_pdata->wake_lock, flags);
> > @@ -180,9 +181,7 @@ static irqreturn_t arche_platform_wd_irq(int irq, void *devid)
> >  						WD_STATE_COLDBOOT_START) {
> >  					arche_platform_set_wake_detect_state(arche_pdata,
> >  									     WD_STATE_COLDBOOT_TRIG);
> > -					spin_unlock_irqrestore(&arche_pdata->wake_lock,
> > -							       flags);
> > -					return IRQ_WAKE_THREAD;
> > +					rc = IRQ_WAKE_THREAD;
> >  				}
> >  			}
> >  		}
> > @@ -204,7 +203,7 @@ static irqreturn_t arche_platform_wd_irq(int irq, void *devid)
> >  
> >  	spin_unlock_irqrestore(&arche_pdata->wake_lock, flags);
> >  
> > -	return IRQ_HANDLED;
> > +	return rc;
> >  }
> >  
> >  /*
> > -- 
> > 2.34.1
> > 
> > 
> 
>