Ticket #370: ngx_http_upstream.c.diff

ngx_http_upstream.c

@@ -3388 +3388 @@
             }
         }
 
-        ngx_http_file_cache_free(r->cache, u->pipe->temp_file);
+        ngx_http_file_cache_free(r->cache, u->pipe ? u->pipe->temp_file : NULL);
     }
 
 #endif