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-rw-r--r--activerecord/lib/active_record/associations/has_one_association.rb6
1 files changed, 4 insertions, 2 deletions
diff --git a/activerecord/lib/active_record/associations/has_one_association.rb b/activerecord/lib/active_record/associations/has_one_association.rb
index 0008600418..944caacab6 100644
--- a/activerecord/lib/active_record/associations/has_one_association.rb
+++ b/activerecord/lib/active_record/associations/has_one_association.rb
@@ -26,11 +26,13 @@ module ActiveRecord
load_target
return self.target if !(target || record)
- if (target != record) || record.changed?
+
+ assigning_another_record = target != record
+ if assigning_another_record || record.changed?
save &&= owner.persisted?
transaction_if(save) do
- remove_target!(options[:dependent]) if target && !target.destroyed?
+ remove_target!(options[:dependent]) if target && !target.destroyed? && assigning_another_record
if record
set_owner_attributes(record)