KVM: set_memory_region: Drop user_alloc from set_memory_region()

Except ia64's stale code, KVM_SET_MEMORY_REGION support, this is only
used for sanity checks in __kvm_set_memory_region() which can easily
be changed to use slot id instead.

Signed-off-by: Takuya Yoshikawa <yoshikawa_takuya_b1@lab.ntt.co.jp>
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>

1 files changed, 0 insertions, 18 deletions

diff --git a/arch/ia64/kvm/kvm-ia64.c b/arch/ia64/kvm/kvm-ia64.c
index cbc5b0417dab..43701f0c0f71 100644
--- a/arch/ia64/kvm/kvm-ia64.c
+++ b/arch/ia64/kvm/kvm-ia64.c
@@ -942,24 +942,6 @@ long kvm_arch_vm_ioctl(struct file *filp,
         int r = -ENOTTY;
 
         switch (ioctl) {
-        case KVM_SET_MEMORY_REGION: {
-                struct kvm_memory_region kvm_mem;
-                struct kvm_userspace_memory_region kvm_userspace_mem;
-
-                r = -EFAULT;
-                if (copy_from_user(&kvm_mem, argp, sizeof kvm_mem))
-                        goto out;
-                kvm_userspace_mem.slot = kvm_mem.slot;
-                kvm_userspace_mem.flags = kvm_mem.flags;
-                kvm_userspace_mem.guest_phys_addr =
-                                        kvm_mem.guest_phys_addr;
-                kvm_userspace_mem.memory_size = kvm_mem.memory_size;
-                r = kvm_vm_ioctl_set_memory_region(kvm,
-                                        &kvm_userspace_mem, false);
-                if (r)
-                        goto out;
-                break;
-                }
         case KVM_CREATE_IRQCHIP:
                 r = -EFAULT;
                 r = kvm_ioapic_init(kvm);