> -----Original Message-----
> From: Greg KH [mailto:[email protected]]
> Sent: Monday, August 29, 2011 2:09 PM
> To: KY Srinivasan
> Cc: [email protected]; [email protected];
> [email protected]; [email protected]; Haiyang Zhang
> Subject: Re: [PATCH 41/46] Staging: hv: vmbus: Fix a bug in error handling in
> vmbus_bus_init()
> 
> On Sat, Aug 27, 2011 at 11:31:40AM -0700, K. Y. Srinivasan wrote:
> > Fix a bug in error handling in vmbus_bus_init().
> >
> > Signed-off-by: K. Y. Srinivasan <[email protected]>
> > Signed-off-by: Haiyang Zhang <[email protected]>
> > ---
> >  drivers/staging/hv/vmbus_drv.c |   21 ++++++++++-----------
> >  1 files changed, 10 insertions(+), 11 deletions(-)
> >
> > diff --git a/drivers/staging/hv/vmbus_drv.c b/drivers/staging/hv/vmbus_drv.c
> > index 02edb11..4d1b123 100644
> > --- a/drivers/staging/hv/vmbus_drv.c
> > +++ b/drivers/staging/hv/vmbus_drv.c
> > @@ -492,7 +492,7 @@ static int vmbus_bus_init(int irq)
> >
> >     ret = bus_register(&hv_bus);
> >     if (ret)
> > -           return ret;
> > +           goto err1;
> >
> >     ret = request_irq(irq, vmbus_isr, IRQF_SAMPLE_RANDOM,
> >                     driver_name, hv_acpi_dev);
> > @@ -500,10 +500,7 @@ static int vmbus_bus_init(int irq)
> >     if (ret != 0) {
> >             pr_err("Unable to request IRQ %d\n",
> >                        irq);
> > -
> > -           bus_unregister(&hv_bus);
> > -
> > -           return ret;
> > +           goto err2;
> >     }
> >
> >     vector = IRQ0_VECTOR + irq;
> > @@ -514,16 +511,18 @@ static int vmbus_bus_init(int irq)
> >      */
> >     on_each_cpu(hv_synic_init, (void *)&vector, 1);
> >     ret = vmbus_connect();
> > -   if (ret) {
> > -           free_irq(irq, hv_acpi_dev);
> > -           bus_unregister(&hv_bus);
> > -           return ret;
> > -   }
> > -
> > +   if (ret)
> > +           goto err3;
> >
> >     vmbus_request_offers();
> >
> >     return 0;
> > +
> > +err3:      free_irq(irq, hv_acpi_dev);
> > +err2:      bus_unregister(&hv_bus);
> > +err1:      hv_cleanup();
> 
> The traditional way to write this is:
> 
> err3:
>       free_irq(irq, hv_acpi_dev);
> err2:
>       bus_unregister(&hv_bus);
> err1:
>       hv_cleanup();
> 
> Care to fix this up and resend it?

Will do.

Regards,

K. Y

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