Peter Chen writes:
> On Thu, Aug 01, 2013 at 10:40:42AM +0200, Lothar Waßmann wrote:
> > Hi,
> >
> > Peter Chen writes:
> > > On Wed, Jul 31, 2013 at 04:21:15PM +0200, Lothar Waßmann wrote:
> > > >
> > > > Signed-off-by: Lothar Waßmann <LW@xxxxxxxxxxxxxxxxxxx>
> > > > ---
> > > > drivers/usb/chipidea/core.c | 1 -
> > > > 1 files changed, 0 insertions(+), 1 deletions(-)
> > > >
> > > > diff --git a/drivers/usb/chipidea/core.c b/drivers/usb/chipidea/core.c
> > > > index a5df24c..38b0a7a 100644
> > > > --- a/drivers/usb/chipidea/core.c
> > > > +++ b/drivers/usb/chipidea/core.c
> > > > @@ -497,7 +497,6 @@ static int ci_hdrc_probe(struct platform_device *pdev)
> > > > ret = ci_role_start(ci, ci->role);
> > > > if (ret) {
> > > > dev_err(dev, "can't start %s role\n", ci_role(ci)->name);
> > > > - ret = -ENODEV;
> > > > goto rm_wq;
> > > > }
> > > >
> > >
> > > +1, it can help get the error one time, without need to add the code
> > > and get the error number from ci_role_start again.
> > >
> > I don't get what you mean.
> >
>
> For example, the ci_role_start returns error, the user can't
> get error message directly, it can only get -ENODEV. If
> the user wants to get what's error at ci_role_start, he
> needs to add another debug message and re-compile the kernel.
>
That's the current situation which is being changed by my patch.
Lothar Waßmann
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