KVM/x86: assign hva with the right value to vm_munmap the pages

Cc: Paolo Bonzini <pbonzini@redhat.com>
Cc: Wanpeng Li <wanpengli@tencent.com>
Cc: kvm@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Signed-off-by: Zheng Zhan Liang <zhengzhanliang@huorong.cn>
Message-Id: <20210201055310.267029-1-zhengzhanliang@huorong.cn>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index b05a1fe..42b28d0 100644 (file)
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -10502,7 +10502,7 @@ void __user * __x86_set_memory_region(struct kvm *kvm, int id, gpa_t gpa,
                        return 0;
 
                old_npages = slot->npages;
-               hva = 0;
+               hva = slot->userspace_addr;
        }
 
        for (i = 0; i < KVM_ADDRESS_SPACE_NUM; i++) {