linux-kernel - Re: [PATCH][next][V2] usb: gadget: net2272: Use irqflags in the call to net2272_probe

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Date: Thu, 7 Mar 2024 13:31:07 -0500
From: Alan Stern <stern@...land.harvard.edu>
To: Colin Ian King <colin.i.king@...il.com>
Cc: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
  Uwe Kleine-König <u.kleine-koenig@...gutronix.de>,
  Roy Huang <roy.huang@...log.com>, Ash Aziz <ash.aziz@...tech.com>,
  Mike Frysinger <vapier@...too.org>, Seth Levy <seth.levy@...tech.com>,
  linux-usb@...r.kernel.org, kernel-janitors@...r.kernel.org,
  linux-kernel@...r.kernel.org
Subject: Re: [PATCH][next][V2] usb: gadget: net2272: Use irqflags in the call
 to net2272_probe_fin

On Thu, Mar 07, 2024 at 06:17:34PM +0000, Colin Ian King wrote:
> Currently the variable irqflags is being set but is not being used,
> it appears it should be used in the call to net2272_probe_fin
> rather than IRQF_TRIGGER_LOW being used. Kudos to Uwe Kleine-König
> for suggesting the fix.
> 
> Cleans up clang scan build warning:
> drivers/usb/gadget/udc/net2272.c:2610:15: warning: variable 'irqflags'
> set but not used [-Wunused-but-set-variable]
> 
> Fixes: ceb80363b2ec ("USB: net2272: driver for PLX NET2272 USB device controller")
> 
> Signed-off-by: Colin Ian King <colin.i.king@...il.com>

Acked-by: Alan Stern <stern@...land.harvard.edu>

> ---
> 
> V2: don't remove irqflags but instead use it in the call to net2272_probe_fin
> 
> ---
>  drivers/usb/gadget/udc/net2272.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/usb/gadget/udc/net2272.c b/drivers/usb/gadget/udc/net2272.c
> index 12e76bb62c20..19bbc38f3d35 100644
> --- a/drivers/usb/gadget/udc/net2272.c
> +++ b/drivers/usb/gadget/udc/net2272.c
> @@ -2650,7 +2650,7 @@ net2272_plat_probe(struct platform_device *pdev)
>  		goto err_req;
>  	}
>  
> -	ret = net2272_probe_fin(dev, IRQF_TRIGGER_LOW);
> +	ret = net2272_probe_fin(dev, irqflags);
>  	if (ret)
>  		goto err_io;
>  
> -- 
> 2.39.2
> 
>