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-rw-r--r--virt/kvm/kvm_main.c14
1 files changed, 7 insertions, 7 deletions
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index cf0c07786204..e068d0017fb8 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -464,7 +464,7 @@ static struct kvm *kvm_create_vm(unsigned long type)
BUILD_BUG_ON(KVM_MEM_SLOTS_NUM > SHRT_MAX);
r = -ENOMEM;
- kvm->memslots = kzalloc(sizeof(struct kvm_memslots), GFP_KERNEL);
+ kvm->memslots = kvm_kvzalloc(sizeof(struct kvm_memslots));
if (!kvm->memslots)
goto out_err_nosrcu;
kvm_init_memslots_id(kvm);
@@ -504,7 +504,7 @@ out_err_nosrcu:
out_err_nodisable:
for (i = 0; i < KVM_NR_BUSES; i++)
kfree(kvm->buses[i]);
- kfree(kvm->memslots);
+ kvfree(kvm->memslots);
kvm_arch_free_vm(kvm);
return ERR_PTR(r);
}
@@ -560,7 +560,7 @@ void kvm_free_physmem(struct kvm *kvm)
kvm_for_each_memslot(memslot, slots)
kvm_free_physmem_slot(memslot, NULL);
- kfree(kvm->memslots);
+ kvfree(kvm->memslots);
}
static void kvm_destroy_devices(struct kvm *kvm)
@@ -841,10 +841,10 @@ int __kvm_set_memory_region(struct kvm *kvm,
goto out_free;
}
- slots = kmemdup(kvm->memslots, sizeof(struct kvm_memslots),
- GFP_KERNEL);
+ slots = kvm_kvzalloc(sizeof(struct kvm_memslots));
if (!slots)
goto out_free;
+ memcpy(slots, kvm->memslots, sizeof(struct kvm_memslots));
if ((change == KVM_MR_DELETE) || (change == KVM_MR_MOVE)) {
slot = id_to_memslot(slots, mem->slot);
@@ -901,12 +901,12 @@ int __kvm_set_memory_region(struct kvm *kvm,
kvm_arch_commit_memory_region(kvm, mem, &old, change);
kvm_free_physmem_slot(&old, &new);
- kfree(old_memslots);
+ kvfree(old_memslots);
return 0;
out_slots:
- kfree(slots);
+ kvfree(slots);
out_free:
kvm_free_physmem_slot(&new, &old);
out: