[PATCH 3/2] proxy_pass: remove unnecessary rescue

[Eric Wong <e@80x24.org>]

"proxy_response_start" caller is ReqRes#yahns_step which
already does a global rescue.  Furthermore, it clobbers
backtraces on network errors which programmers can do
nothing to fix.
---
 lib/yahns/proxy_http_response.rb | 2 --
 1 file changed, 2 deletions(-)

diff --git a/lib/yahns/proxy_http_response.rb b/lib/yahns/proxy_http_response.rb
index 79b995a..2968062 100644
--- a/lib/yahns/proxy_http_response.rb
+++ b/lib/yahns/proxy_http_response.rb
@@ -220,8 +220,6 @@ def proxy_response_start(res, tip, kcar, req_res)
     # all done reading response from upstream, req_res will be discarded
     # when we return nil:
     proxy_busy_mod(wbuf, req_res)
-  rescue => e
-    proxy_err_response(502, req_res, e, wbuf)
   end
 
   def proxy_response_finish(kcar, wbuf, req_res)