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path: root/app/controllers/projects/merge_requests_controller.rb
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-rw-r--r--app/controllers/projects/merge_requests_controller.rb8
1 files changed, 8 insertions, 0 deletions
diff --git a/app/controllers/projects/merge_requests_controller.rb b/app/controllers/projects/merge_requests_controller.rb
index 3aa5dadb5ca..c5204080333 100644
--- a/app/controllers/projects/merge_requests_controller.rb
+++ b/app/controllers/projects/merge_requests_controller.rb
@@ -56,6 +56,9 @@ class Projects::MergeRequestsController < Projects::MergeRequests::ApplicationCo
close_merge_request_without_source_project
check_if_can_be_merged
+ # Return if the response has already been rendered
+ return if response_body
+
respond_to do |format|
format.html do
# Build a note object for comment form
@@ -70,6 +73,11 @@ class Projects::MergeRequestsController < Projects::MergeRequests::ApplicationCo
labels
set_pipeline_variables
+
+ # n+1: https://gitlab.com/gitlab-org/gitlab-ce/issues/37432
+ Gitlab::GitalyClient.allow_n_plus_1_calls do
+ render
+ end
end
format.json do