[CompactIndexClient] Don't request when the gem does not exist

This will save us getting a known 304 when attempting to download a gem the server doesnt have any indexed versions for

1 files changed, 2 insertions, 1 deletions

diff --git a/lib/bundler/vendor/compact_index_client/lib/compact_index_client.rb b/lib/bundler/vendor/compact_index_client/lib/compact_index_client.rb
index 3fe5fc6004..e7d67d9926 100644
--- a/lib/bundler/vendor/compact_index_client/lib/compact_index_client.rb
+++ b/lib/bundler/vendor/compact_index_client/lib/compact_index_client.rb
@@ -67,7 +67,8 @@ private
   def update_info(name)
     path = @cache.info_path(name)
     checksum = @updater.checksum_for_file(path)
-    return if checksum && checksum == @info_checksums_by_name[name]
+    return unless existing = @info_checksums_by_name[name]
+    return if checksum == existing
     update(path, "info/#{name}")
   end