KVM: use list_for_each_entry_safe

Use list_for_each_entry_safe() instead of list_for_each_safe() to
simplify the code.

Signed-off-by: Geliang Tang <geliangtang@163.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index ba45e41..39c36d4 100644 (file)
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -620,13 +620,10 @@ void *kvm_kvzalloc(unsigned long size)
 
 static void kvm_destroy_devices(struct kvm *kvm)
 {
-       struct list_head *node, *tmp;
+       struct kvm_device *dev, *tmp;
 
-       list_for_each_safe(node, tmp, &kvm->devices) {
-               struct kvm_device *dev =
-                       list_entry(node, struct kvm_device, vm_node);
-
-               list_del(node);
+       list_for_each_entry_safe(dev, tmp, &kvm->devices, vm_node) {
+               list_del(&dev->vm_node);
                dev->ops->destroy(dev);
        }
 }