On 10/14/22 15:52, Sasha Levin wrote:
From: Junaid Shahid junaids@google.com
[ Upstream commit b24ede22538b4d984cbe20532bbcb303692e7f52 ]
If vm_init() fails [which can happen, for instance, if a memory allocation fails during avic_vm_init()], we need to cleanup some state in order to avoid resource leaks.
Signed-off-by: Junaid Shahid junaids@google.com Link: https://lore.kernel.org/r/20220729224329.323378-1-junaids@google.com Signed-off-by: Sean Christopherson seanjc@google.com Signed-off-by: Sasha Levin sashal@kernel.org
arch/x86/kvm/x86.c | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-)
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 8c2815151864..8d2211b22ff3 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -11842,6 +11842,10 @@ int kvm_arch_init_vm(struct kvm *kvm, unsigned long type) if (ret) goto out_page_track;
- ret = static_call(kvm_x86_vm_init)(kvm);
- if (ret)
goto out_uninit_mmu;- INIT_HLIST_HEAD(&kvm->arch.mask_notifier_list); INIT_LIST_HEAD(&kvm->arch.assigned_dev_head); atomic_set(&kvm->arch.noncoherent_dma_count, 0);
@@ -11877,8 +11881,10 @@ int kvm_arch_init_vm(struct kvm *kvm, unsigned long type) kvm_hv_init_vm(kvm); kvm_xen_init_vm(kvm);
- return static_call(kvm_x86_vm_init)(kvm);
- return 0;
+out_uninit_mmu:
- kvm_mmu_uninit_vm(kvm); out_page_track: kvm_page_track_cleanup(kvm); out:
Acked-by: Paolo Bonzini pbonzini@redhat.com