Fix reporting of HTTP body size when a result callback is used

1 files changed, 1 insertions, 0 deletions

diff --git a/src/libstore/download.hh b/src/libstore/download.hh
index da55df7a6e..ff38a2870c 100644
--- a/src/libstore/download.hh
+++ b/src/libstore/download.hh
@@ -38,6 +38,7 @@ struct DownloadResult
     std::string etag;
     std::string effectiveUrl;
     std::shared_ptr<std::string> data;
+    uint64_t bodySize = 0;
 };
 
 class Store;