linux-kernel - Re: [PATCH v2] usb: dwc3: core: Fix unused variable warning in core driver

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Date: Sat, 11 May 2024 08:40:55 +0100
From: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To: Krishna Kurapati PSSNV <quic_kriskura@...cinc.com>
Cc: Thinh Nguyen <Thinh.Nguyen@...opsys.com>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"linux-usb@...r.kernel.org" <linux-usb@...r.kernel.org>,
	"quic_ppratap@...cinc.com" <quic_ppratap@...cinc.com>,
	"quic_jackp@...cinc.com" <quic_jackp@...cinc.com>,
	kernel test robot <lkp@...el.com>
Subject: Re: [PATCH v2] usb: dwc3: core: Fix unused variable warning in core
 driver

On Sat, May 11, 2024 at 12:56:29AM +0530, Krishna Kurapati PSSNV wrote:
> 
> 
> On 5/10/2024 2:58 PM, Greg Kroah-Hartman wrote:
> > On Wed, May 08, 2024 at 11:08:43PM +0000, Thinh Nguyen wrote:
> > > On Mon, May 06, 2024, Krishna Kurapati wrote:
> > > > While fixing a merge conflict in linux-next, hw_mode variable
> > > > was left unused. Remove the unused variable in hs_phy_setup call.
> > > > 
> > > > Reported-by: kernel test robot <lkp@...el.com>
> > > > Closes: https://urldefense.com/v3/__https://lore.kernel.org/all/202405030439.AH8NR0Mg-lkp@intel.com/__;!!A4F2R9G_pg!aXN14tvkvwnNZ9N8-EDi-Seef9jgZBKlkZRYasINRgTOU2ijWbTvFIxkZIXOThGQQHmXc0FjiJPFI1cgdCOyAafAxB-70Q$
> > > > Signed-off-by: Krishna Kurapati <quic_kriskura@...cinc.com>
> > > > ---
> > > > Changes in v2:
> > > > Added reported by and closes tags.
> > > > 
> > > >   drivers/usb/dwc3/core.c | 3 ---
> > > >   1 file changed, 3 deletions(-)
> > > > 
> > > > diff --git a/drivers/usb/dwc3/core.c b/drivers/usb/dwc3/core.c
> > > > index 8b6f7769fcd5..7f176ba25354 100644
> > > > --- a/drivers/usb/dwc3/core.c
> > > > +++ b/drivers/usb/dwc3/core.c
> > > > @@ -676,11 +676,8 @@ static int dwc3_ss_phy_setup(struct dwc3 *dwc, int index)
> > > >   static int dwc3_hs_phy_setup(struct dwc3 *dwc, int index)
> > > >   {
> > > > -	unsigned int hw_mode;
> > > >   	u32 reg;
> > > > -	hw_mode = DWC3_GHWPARAMS0_MODE(dwc->hwparams.hwparams0);
> > > > -
> > > >   	reg = dwc3_readl(dwc->regs, DWC3_GUSB2PHYCFG(index));
> > > >   	/* Select the HS PHY interface */
> > > > -- 
> > > > 2.34.1
> > > > 
> > > 
> > > Looks like my response reporting the merge issue to Stephen fell through
> > > the cracks.
> > > 
> > > Thanks for the patch.
> > > 
> > > Acked-by: Thinh Nguyen <Thinh.Nguyen@...opsys.com>
> > 
> > I think I already fixed this up when I did the merge a few hours ago, if
> > not, please let me know.
> > 
> 
> Hi Greg,
> 
>  I just checked usb-next and linux-next. The unused variable is still there.
> Can you pick this change up.

Now applied, thanks.

greg k-h