Re: [Xen-devel] [PATCH] xen/blkfront: avoid NULL blkfront_info dereference on device removal

From: Vasilis Liaskovitis
Date: Mon Oct 15 2018 - 04:56:13 EST


On Thu, 2018-10-11 at 18:34 +0200, Roger Pau Monnà wrote:
> --- a/drivers/block/xen-blkfront.c
> > +++ b/drivers/block/xen-blkfront.c
> > @@ -2493,6 +2493,9 @@ static int blkfront_remove(struct
> > xenbus_device *xbdev)
> >
> > dev_dbg(&xbdev->dev, "%s removed", xbdev->nodename);
> >
> > + if (!info)
> > + goto out;
>
> I don't see the point in adding the 'out' label. Can you just return
> 0
> here?

of course, I will send a second version.

thanks for the review,

- Vasilis

>
> Thanks, Roger.
>
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