[Nouveau] [PATCH] drm/nouveau: Fix a complier warning in the card init error path

[Ben Skeggs]

On Sun, 2011-04-17 at 18:27 -0400, Jimmy Rentz wrote:
> On Sun, 17 Apr 2011 23:18:36 +0200
> Marcin Slusarz <marcin.slusarz at gmail.com> wrote:
> 
> > On Sun, Apr 17, 2011 at 04:14:53PM -0400, Jimmy Rentz wrote:
> > > Fix an unitialized variable complier warning in nouveau_card_init.
> > >     
> > > Signed-off-by: Jimmy Rentz <jb17bsome at gmail.com>
> > > 
> > > diff --git a/drivers/gpu/drm/nouveau/nouveau_state.c
> > > b/drivers/gpu/drm/nouveau/nouveau_state.c index 3404950..66e8037
> > > 100644 --- a/drivers/gpu/drm/nouveau/nouveau_state.c
> > > +++ b/drivers/gpu/drm/nouveau/nouveau_state.c
> > > @@ -679,7 +679,7 @@ out_fifo:
> > >  		engine->fifo.takedown(dev);
> > >  out_engine:
> > >  	if (!nouveau_noaccel) {
> > > -		for (e = e - 1; e >= 0; e--) {
> > > +		for (e = NVOBJ_ENGINE_NR - 1; e >= 0; e--) {
> > >  			if (!dev_priv->eng[e])
> > >  				continue;
> > >  			dev_priv->eng[e]->fini(dev, e);
> > 
> > This code is supposed to handle the situation when one of engine
> > initialization routines failed and this change will break it...
> > 
> > Marcin
> 
> Really?  It wasn't intentional.  I didn't see the e referenced above.
It's used above, but I don't think it's actually an error.  The
situation where it's uninitialised can't actually happen

I pushed a patch that'll silence any compiler that may be complaining.

Ben.
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