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Re: [PATCH wireless-3.1] iwlagn: sysfs couldn't find the priv pointer

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Sure, that sounds great.

On Sat, Aug 06, 2011 at 11:21:42PM -0700, Guy, Wey-Yi W wrote:
> I will like to combine the patches if it's ok for John.
> 
> Wey
> 
> -----Original Message-----
> From: Grumbach, Emmanuel
> Sent: Sunday, August 07, 2011 8:09 AM
> To: Grumbach, Emmanuel; Emmanuel Grumbach; Guy, Wey-Yi W
> Cc: Pavel Roskin; Daniel Halperin; linville@xxxxxxxxxxxxx; linux-wireless@xxxxxxxxxxxxxxx
> Subject: RE: [PATCH wireless-3.1] iwlagn: sysfs couldn't find the priv pointer
> 
> FWIW, the patch below solved the problem on my system.
> Dan, please confirm you are happy with it.
> 
> The bug was introduced by the patch that fixed the sysfs issue.
> 
> Wey, John, do you think it would be better to revert my previous fix and send a combined patch that solves the sysfs issue and doesn't add the bug ? Or another patch on top of the buggy sysfs fix ?
> 
> Thanks,
>        Emmanuel
> 
> 
> > -----Original Message-----
> > From: Grumbach, Emmanuel
> > Sent: Saturday, August 06, 2011 10:46 PM
> > To: Emmanuel Grumbach; Guy, Wey-Yi W
> > Cc: Pavel Roskin; Daniel Halperin; linville@xxxxxxxxxxxxx; linux-
> > wireless@xxxxxxxxxxxxxxx
> > Subject: RE: [PATCH wireless-3.1] iwlagn: sysfs couldn't find the priv
> > pointer
> >
> > On top of my previous patch of course (which actually fixed the previous
> > bug, but added the one you are facing now...).
> >
> > Thanks,
> >        Emmanuel
> >
> >
> > > -----Original Message-----
> > > From: Emmanuel Grumbach [mailto:egrumbach@xxxxxxxxx]
> > > Sent: Saturday, August 06, 2011 10:44 PM
> > > To: Guy, Wey-Yi W
> > > Cc: Pavel Roskin; Grumbach, Emmanuel; Daniel Halperin;
> > > linville@xxxxxxxxxxxxx; linux-wireless@xxxxxxxxxxxxxxx
> > > Subject: Re: [PATCH wireless-3.1] iwlagn: sysfs couldn't find the priv
> > > pointer
> > >
> > > Can you please try that one ?
> > > I don't have my machine near me, and don't want to crash it remotely, so
> > I
> > > didn't test it. I will test in on Sunday.
> > >
> > >
> > > diff --git a/drivers/net/wireless/iwlwifi/iwl-pci.c
> > > b/drivers/net/wireless/iwlwifi/iwl-pci.c
> > > index 69d4ec4..2fdbffa 100644
> > > --- a/drivers/net/wireless/iwlwifi/iwl-pci.c
> > > +++ b/drivers/net/wireless/iwlwifi/iwl-pci.c
> > > @@ -478,27 +478,22 @@ out_no_pci:
> > >     return err;
> > >  }
> > >
> > > -static void iwl_pci_down(struct iwl_bus *bus) -{
> > > -   struct iwl_pci_bus *pci_bus = (struct iwl_pci_bus *) bus-
> > > >bus_specific;
> > > -
> > > -   pci_disable_msi(pci_bus->pci_dev);
> > > -   pci_iounmap(pci_bus->pci_dev, pci_bus->hw_base);
> > > -   pci_release_regions(pci_bus->pci_dev);
> > > -   pci_disable_device(pci_bus->pci_dev);
> > > -   pci_set_drvdata(pci_bus->pci_dev, NULL);
> > > -
> > > -   kfree(bus);
> > > -}
> > > -
> > >  static void __devexit iwl_pci_remove(struct pci_dev *pdev)  {
> > >     struct iwl_priv *priv = pci_get_drvdata(pdev);
> > > -   void *bus_specific = priv->bus->bus_specific;
> > > +   struct iwl_bus *bus = priv->bus;
> > > +   struct iwl_pci_bus *pci_bus = IWL_BUS_GET_PCI_BUS(bus);
> > > +   struct pci_dev *pci_dev = IWL_BUS_GET_PCI_DEV(bus);
> > >
> > >     iwl_remove(priv);
> > >
> > > -   iwl_pci_down(bus_specific);
> > > +   pci_disable_msi(pci_dev);
> > > +   pci_iounmap(pci_dev, pci_bus->hw_base);
> > > +   pci_release_regions(pci_dev);
> > > +   pci_disable_device(pci_dev);
> > > +   pci_set_drvdata(pci_dev, NULL);
> > > +
> > > +   kfree(bus);
> > >  }
> > >
> > >  #ifdef CONFIG_PM
> --
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-- 
John W. Linville		Someday the world will need a hero, and you
linville@xxxxxxxxxxxxx			might be all we have.  Be ready.
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