Re: [PATCH v2 2/2] usb: dwc2: gadget: sparse warning of context imbalance

From: Felipe Balbi
Date: Thu Oct 16 2014 - 10:58:09 EST


On Thu, Oct 16, 2014 at 08:22:08PM +0530, Sudip Mukherjee wrote:
> On Thu, Oct 16, 2014 at 08:21:55AM -0500, Felipe Balbi wrote:
> > HI,
> >
> > On Thu, Oct 16, 2014 at 01:11:10PM +0530, Sudip Mukherjee wrote:
> > > sparse was giving the following warning:
> > > warning: context imbalance in 's3c_hsotg_ep_enable'
> > > - different lock contexts for basic block
> > >
> > > we were returning ENOMEM while still holding the spinlock.
> > > The sparse warning was fixed by releasing the spinlock before return.
> > >
> > > This patch depends on the previous patch of the series.
> > >
> > > Signed-off-by: Sudip Mukherjee <sudip@xxxxxxxxxxxxxxx>
> >
> > this should be patch one so it can be backported to stable kernels.
> >
> my v1 patch fixed only this , while reviewing that one Paul Zimmerman
> suggested to rewrite the return statements.
> so this v2 series had the rewrite and the spinlock error fix.
> now if this is to be made the patch one then it will be a duplicate of
> my v1 followed by another patch for return statements.
> should i do that ?

Paul has the final word on this driver, if he already asked you to
change, I withdraw my comment ;-)

cheers

--
balbi

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