netdev - Re: [PATCH 1/2 v4] usbnet: allow status interrupt URB to always be active

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Message-ID: <2486784.Xp59DXZuXx@linux-5eaq.site>
Date:	Wed, 10 Apr 2013 15:31:58 +0200
From:	Oliver Neukum <oliver@...kum.org>
To:	Bjørn Mork <bjorn@...k.no>
Cc:	Dan Williams <dcbw@...hat.com>, Ming Lei <tom.leiming@...il.com>,
	Elina Pasheva <epasheva@...rrawireless.com>,
	Network Development <netdev@...r.kernel.org>,
	linux-usb <linux-usb@...r.kernel.org>,
	Rory Filer <rfiler@...rrawireless.com>,
	Phil Sutter <phil@....cc>
Subject: Re: [PATCH 1/2 v4] usbnet: allow status interrupt URB to always be active

On Wednesday 10 April 2013 15:25:49 Bjørn Mork wrote:
> Dan Williams <dcbw@...hat.com> writes:
> 
> > +int usbnet_status_start(struct usbnet *dev, gfp_t mem_flags)
> > +{
> > +	/* Only drivers that implement a status hook should call this */
> > +	BUG_ON(dev->interrupt == NULL);
> > 
> I still don't think there is any reason to BUG out. See for example
> http://article.gmane.org/gmane.linux.kernel/52102

On second consideration, yes, WARN_ON() would do the job.

	Regards
		Oliver

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