Merge branch 'git-access-existence-check' into 'master'

Fix repo existence check in GitAccessWiki

Closes #43385 and gitlab-com/infrastructure#3734

See merge request gitlab-org/gitlab-ce!17268

2 files changed, 11 insertions, 1 deletions

diff --git a/lib/gitlab/git_access.rb b/lib/gitlab/git_access.rb
index 9ec3858b493..bbdb593d4e2 100644
--- a/lib/gitlab/git_access.rb
+++ b/lib/gitlab/git_access.rb
@@ -198,7 +198,7 @@ module Gitlab
     end
 
     def check_repository_existence!
-      unless project.repository.exists?
+      unless repository.exists?
         raise UnauthorizedError, ERROR_MESSAGES[:no_repo]
       end
     end
@@ -327,5 +327,9 @@ module Gitlab
     def push_to_read_only_message
       ERROR_MESSAGES[:cannot_push_to_read_only]
     end
+
+    def repository
+      project.repository
+    end
   end
 end
diff --git a/lib/gitlab/git_access_wiki.rb b/lib/gitlab/git_access_wiki.rb
index 84d6e1490c3..a5b3902ebf4 100644
--- a/lib/gitlab/git_access_wiki.rb
+++ b/lib/gitlab/git_access_wiki.rb
@@ -28,5 +28,11 @@ module Gitlab
     def push_to_read_only_message
       ERROR_MESSAGES[:read_only]
     end
+
+    private
+
+    def repository
+      project.wiki.repository
+    end
   end
 end