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From: Dan Carpenter <error27@gmail.com>
To: Kulikov Vasiliy <segooon@gmail.com>
Cc: kernel-janitors@vger.kernel.org,
	Greg Kroah-Hartman <gregkh@suse.de>,
	Mauro Carvalho Chehab <mchehab@redhat.com>,
	Julia Lawall <julia@diku.dk>, Ben Hutchings <ben@decadent.org.uk>,
	Mike Gilks <mike.kernel@gilksonline.com>,
	devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 06/14] staging: rtl8192u: improve error path
Date: Mon, 06 Sep 2010 18:02:40 +0000	[thread overview]
Message-ID: <20100906180240.GC2764@bicker> (raw)
In-Reply-To: <20100906135055.GA9632@albatros>

On Mon, Sep 06, 2010 at 05:50:56PM +0400, Kulikov Vasiliy wrote:
> On Mon, Sep 06, 2010 at 12:11 +0200, Dan Carpenter wrote:
> > On Sun, Sep 05, 2010 at 10:32:41PM +0400, Kulikov Vasiliy wrote:
> > > +fail2:
> > > +	rtl8192_down(dev);
> > > +	if (priv->pFirmware) {
> > > +		kfree(priv->pFirmware);
> > > +		priv->pFirmware = NULL;
> > > +	}
> > > +	rtl8192_usb_deleteendpoints(dev);
> > > +	destroy_workqueue(priv->priv_wq);
> > > +	mdelay(10);
> > 
> > What's this delay for?
> 
> It was copied from rtl8192_usb_disconnect(), I don't know why it has
> mdelay(10). But it's better to keep the old deallocation code, it should
> have the same problems (if original code has any).
> 

I think the delay in rtl8192_usb_disconnect() is because we reset the
device.  (Of course, in that case, it would have been better to move the
delay into rtl8192_reset().  And also the reset code has been commented
out.)

In this case here, the delay is serves no purpose and should be removed.

regards,
dan carpenter

WARNING: multiple messages have this Message-ID (diff)
From: Dan Carpenter <error27@gmail.com>
To: Kulikov Vasiliy <segooon@gmail.com>
Cc: kernel-janitors@vger.kernel.org,
	Greg Kroah-Hartman <gregkh@suse.de>,
	Mauro Carvalho Chehab <mchehab@redhat.com>,
	Julia Lawall <julia@diku.dk>, Ben Hutchings <ben@decadent.org.uk>,
	Mike Gilks <mike.kernel@gilksonline.com>,
	devel@driverdev.osuosl.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 06/14] staging: rtl8192u: improve error path
Date: Mon, 6 Sep 2010 20:02:40 +0200	[thread overview]
Message-ID: <20100906180240.GC2764@bicker> (raw)
In-Reply-To: <20100906135055.GA9632@albatros>

On Mon, Sep 06, 2010 at 05:50:56PM +0400, Kulikov Vasiliy wrote:
> On Mon, Sep 06, 2010 at 12:11 +0200, Dan Carpenter wrote:
> > On Sun, Sep 05, 2010 at 10:32:41PM +0400, Kulikov Vasiliy wrote:
> > > +fail2:
> > > +	rtl8192_down(dev);
> > > +	if (priv->pFirmware) {
> > > +		kfree(priv->pFirmware);
> > > +		priv->pFirmware = NULL;
> > > +	}
> > > +	rtl8192_usb_deleteendpoints(dev);
> > > +	destroy_workqueue(priv->priv_wq);
> > > +	mdelay(10);
> > 
> > What's this delay for?
> 
> It was copied from rtl8192_usb_disconnect(), I don't know why it has
> mdelay(10). But it's better to keep the old deallocation code, it should
> have the same problems (if original code has any).
> 

I think the delay in rtl8192_usb_disconnect() is because we reset the
device.  (Of course, in that case, it would have been better to move the
delay into rtl8192_reset().  And also the reset code has been commented
out.)

In this case here, the delay is serves no purpose and should be removed.

regards,
dan carpenter

  reply	other threads:[~2010-09-06 18:02 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-09-05 18:32 [PATCH 06/14] staging: rtl8192u: improve error path Kulikov Vasiliy
2010-09-05 18:32 ` Kulikov Vasiliy
2010-09-06 10:11 ` Dan Carpenter
2010-09-06 10:11   ` Dan Carpenter
2010-09-06 13:50   ` Kulikov Vasiliy
2010-09-06 13:50     ` Kulikov Vasiliy
2010-09-06 18:02     ` Dan Carpenter [this message]
2010-09-06 18:02       ` Dan Carpenter

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