KVM: MMU: make __kvm_mmu_free_some_pages handle empty list
commit0af8b3ad950ea4687cfee0cc5e7af9d941fd02ff
authorIzik Eidus <ieidus@redhat.com>
Fri, 18 Sep 2009 23:08:01 +0000 (18 20:08 -0300)
committerGreg Kroah-Hartman <gregkh@suse.de>
Mon, 5 Oct 2009 15:27:53 +0000 (5 08:27 -0700)
tree2ebf0888cf2a068bc1a0da989e2eff7ef0b49d77
parente38c35b0881a7706b3cbedd7cfe5165fb0371442
KVM: MMU: make __kvm_mmu_free_some_pages handle empty list

(cherry picked from commit 3b80fffe2b31fb716d3ebe729c54464ee7856723)

First check if the list is empty before attempting to look at list
entries.

Signed-off-by: Izik Eidus <ieidus@redhat.com>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
arch/x86/kvm/mmu.c