From: Marcelo Tosatti <mtosatti@redhat.com>
Date: Tue, 9 Dec 2008 15:07:22 +0000 (+0100)
Subject: KVM: MMU: check for present pdptr shadow page in walk_shadow
X-Git-Tag: v2.6.29-rc1~539^2~8
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=eb64f1e8cd5c3cae912db30a77d062367f7a11a6;p=pandora-kernel.git

KVM: MMU: check for present pdptr shadow page in walk_shadow

walk_shadow assumes the caller verified validity of the pdptr pointer in
question, which is not the case for the invlpg handler.

Fixes oops during Solaris 10 install.

Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
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