hvc_console: Don't access hvc_task if not initialised

[Amit Shah]

On (Wed) 27 Apr 2011 [14:31:29], Rusty Russell wrote:
> On Wed, 20 Apr 2011 22:36:10 +0530, Amit Shah <amit.shah at redhat.com> wrote:
> > On (Wed) 20 Apr 2011 [07:34:35], Greg KH wrote:
> > > Care to either create this patch, or resend your original one, if you
> > > want it applied?
> > 
> > Rusty has the other one queued.  I pinged him about status.
> 
> It's merged, but I don't think it had the requisite cc:stable, did it?

No, because at the point of submitting I didn't know it would solve
this bug as well.  Greg, can you pick
afa2689e19073cd2e762d0f2c1358fab1ab9f18c for stable?

Thanks,

		Amit