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From: Alon Levy <alevy@redhat.com>
To: Markus Armbruster <armbru@redhat.com>
Cc: qemu-devel@nongnu.org, kraxel@redhat.com
Subject: Re: [Qemu-devel] [PATCH] qxl: Slot sanity check in qxl_phys2virt() is off by one, fix
Date: Tue, 17 Jan 2012 13:57:41 +0200	[thread overview]
Message-ID: <20120117115704.GH5773@garlic> (raw)
In-Reply-To: <m3hazud7c0.fsf@blackfin.pond.sub.org>

On Tue, Jan 17, 2012 at 10:08:47AM +0100, Markus Armbruster wrote:
> Ping?
> 
> Markus Armbruster <armbru@redhat.com> writes:
> 

Reviewed-by: Alon Levy <alevy@redhat.com>

> > Spotted by Coverity.
> >
> > Signed-off-by: Markus Armbruster <armbru@redhat.com>
> > ---
> >  hw/qxl.c |    2 +-
> >  1 files changed, 1 insertions(+), 1 deletions(-)
> >
> > diff --git a/hw/qxl.c b/hw/qxl.c
> > index 84ffd45..c97bebe 100644
> > --- a/hw/qxl.c
> > +++ b/hw/qxl.c
> > @@ -1006,7 +1006,7 @@ void *qxl_phys2virt(PCIQXLDevice *qxl, QXLPHYSICAL pqxl, int group_id)
> >      case MEMSLOT_GROUP_HOST:
> >          return (void*)offset;
> >      case MEMSLOT_GROUP_GUEST:
> > -        PANIC_ON(slot > NUM_MEMSLOTS);
> > +        PANIC_ON(slot >= NUM_MEMSLOTS);
> >          PANIC_ON(!qxl->guest_slots[slot].active);
> >          PANIC_ON(offset < qxl->guest_slots[slot].delta);
> >          offset -= qxl->guest_slots[slot].delta;
> 

  reply	other threads:[~2012-01-17 11:57 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-11-04  9:34 [Qemu-devel] [PATCH] qxl: Slot sanity check in qxl_phys2virt() is off by one, fix Markus Armbruster
2011-11-09 12:33 ` Gerd Hoffmann
2012-01-17  9:08 ` Markus Armbruster
2012-01-17 11:57   ` Alon Levy [this message]
2012-01-17 15:50   ` Gerd Hoffmann
  -- strict thread matches above, loose matches on Subject: below --
2012-01-17 15:51 [Qemu-devel] [PULL] tiny spice patch queue Gerd Hoffmann
2012-01-17 15:51 ` [Qemu-devel] [PATCH] qxl: Slot sanity check in qxl_phys2virt() is off by one, fix Gerd Hoffmann

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