Upstream: fix $upstream_status variable.

Previously, upstream's status code was overwritten with
cached response's status code when STALE or REVALIDATED
response was sent to the client.

Signed-off-by: Piotr Sikora <piotr@cloudflare.com>
4 files changed
tree: e0ea85fc89cfd2f3c3c71867c2653580d50a9b2b
  1. auto/
  2. conf/
  3. contrib/
  4. docs/
  5. misc/
  6. src/
  7. .hgtags