Message ID | 1376567543-28502-3-git-send-email-luis.henriques@canonical.com |
---|---|
State | New |
Headers | show |
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 2542058..c24dba7 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -1192,7 +1192,9 @@ int __kvm_set_memory_region(struct kvm *kvm, /* We can read the guest memory with __xxx_user() later on. */ if (user_alloc && ((mem->userspace_addr & (PAGE_SIZE - 1)) || - !access_ok(VERIFY_WRITE, mem->userspace_addr, mem->memory_size))) + !access_ok(VERIFY_WRITE, + (void __user *)(unsigned long)mem->userspace_addr, + mem->memory_size))) goto out; if (mem->slot >= KVM_MEMORY_SLOTS + KVM_PRIVATE_MEM_SLOTS) goto out;