KVM: SVM: Fix potential memory leak in svm_cpu_init()
mainline inclusion from mainline-v5.6-rc4 commit d80b64ff category: bugfix bugzilla: 13690 CVE: CVE-2020-12768 ------------------------------------------------- When kmalloc memory for sd->sev_vmcbs failed, we forget to free the page held by sd->save_area. Also get rid of the var r as '-ENOMEM' is actually the only possible outcome here. Reviewed-by:Liran Alon <liran.alon@oracle.com> Reviewed-by:
Vitaly Kuznetsov <vkuznets@redhat.com> Signed-off-by:
Miaohe Lin <linmiaohe@huawei.com> Signed-off-by:
Paolo Bonzini <pbonzini@redhat.com> Signed-off-by:
Yang Yingliang <yangyingliang@huawei.com> Reviewed-by:
Jason Yan <yanaijie@huawei.com> Signed-off-by:
Yang Yingliang <yangyingliang@huawei.com>
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