From: Marcelo Tosatti <mtosatti@redhat.com>
Date: Thu, 14 Jan 2010 19:41:27 +0000 (-0200)
Subject: KVM: MMU: bail out pagewalk on kvm_read_guest error
X-Git-Tag: v2.6.33-rc6~24^2~5
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a6085fbaf65ab09bfb5ec8d902d6d21680fe1895;p=pandora-kernel.git

KVM: MMU: bail out pagewalk on kvm_read_guest error

Exit the guest pagetable walk loop if reading gpte failed. Otherwise its
possible to enter an endless loop processing the previous present pte.

Cc: stable@kernel.org
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
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