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-rw-r--r--activerecord/lib/active_record/associations/has_many_through_association.rb10
1 files changed, 6 insertions, 4 deletions
diff --git a/activerecord/lib/active_record/associations/has_many_through_association.rb b/activerecord/lib/active_record/associations/has_many_through_association.rb
index 0c0aefe3b9..c4a7fe4432 100644
--- a/activerecord/lib/active_record/associations/has_many_through_association.rb
+++ b/activerecord/lib/active_record/associations/has_many_through_association.rb
@@ -38,10 +38,12 @@ module ActiveRecord
def insert_record(record, validate = true, raise = false)
ensure_not_nested
- if raise
- record.save!(validate: validate)
- else
- return unless record.save(validate: validate)
+ if record.new_record? || record.has_changes_to_save?
+ if raise
+ record.save!(validate: validate)
+ else
+ return unless record.save(validate: validate)
+ end
end
save_through_record(record)