set r->root_tested for non-error_page response only

src/http/modules/ngx_http_flv_module.c

diff --git a/src/http/modules/ngx_http_flv_module.c b/src/http/modules/ngx_http_flv_module.c
index 2197b6c..948807c 100644
--- a/src/http/modules/ngx_http_flv_module.c
+++ b/src/http/modules/ngx_http_flv_module.c
@@ -160,7 +160,7 @@
         return NGX_DECLINED;
     }
 
-    r->root_tested = 1;
+    r->root_tested = !r->error_page;
 
     start = 0;
     len = of.size;

src/http/modules/ngx_http_gzip_static_module.c

diff --git a/src/http/modules/ngx_http_gzip_static_module.c b/src/http/modules/ngx_http_gzip_static_module.c
index affb766..e7eb234 100644
--- a/src/http/modules/ngx_http_gzip_static_module.c
+++ b/src/http/modules/ngx_http_gzip_static_module.c
@@ -176,7 +176,7 @@
 
 #endif
 
-    r->root_tested = 1;
+    r->root_tested = !r->error_page;
 
     rc = ngx_http_discard_request_body(r);
 

src/http/modules/ngx_http_static_module.c

diff --git a/src/http/modules/ngx_http_static_module.c b/src/http/modules/ngx_http_static_module.c
index 9ff1f81..5b9a0eb 100644
--- a/src/http/modules/ngx_http_static_module.c
+++ b/src/http/modules/ngx_http_static_module.c
@@ -135,7 +135,7 @@
         return rc;
     }
 
-    r->root_tested = 1;
+    r->root_tested = !r->error_page;
 
     ngx_log_debug1(NGX_LOG_DEBUG_HTTP, log, 0, "http static fd: %d", of.fd);