Blame SOURCES/httpd-2.4.6-r1681114.patch

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diff --git a/modules/http/http_request.c b/modules/http/http_request.c
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index cdfec8b..c97dc77 100644
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--- a/modules/http/http_request.c
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+++ b/modules/http/http_request.c
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@@ -73,19 +73,22 @@ static void update_r_in_filters(ap_filter_t *f,
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     }
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 }
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-AP_DECLARE(void) ap_die(int type, request_rec *r)
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+static void ap_die_r(int type, request_rec *r, int recursive_error)
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 {
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-    int error_index = ap_index_of_response(type);
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-    char *custom_response = ap_response_code_string(r, error_index);
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-    int recursive_error = 0;
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+    char *custom_response;
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     request_rec *r_1st_err = r;
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-    if (type == AP_FILTER_ERROR) {
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+    if (type == OK || type == DONE){
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+        ap_finalize_request_protocol(r);
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+        return;
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+    }
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+
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+    if (!ap_is_HTTP_VALID_RESPONSE(type)) {
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         ap_filter_t *next;
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         /*
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          * Check if we still have the ap_http_header_filter in place. If
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-         * this is the case we should not ignore AP_FILTER_ERROR here because
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+         * this is the case we should not ignore the error here because
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          * it means that we have not sent any response at all and never
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          * will. This is bad. Sent an internal server error instead.
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          */
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@@ -99,8 +102,14 @@ AP_DECLARE(void) ap_die(int type, request_rec *r)
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          * next->frec == ap_http_header_filter
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          */
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         if (next) {
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-            ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r, APLOGNO(01579)
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-                          "Custom error page caused AP_FILTER_ERROR");
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+            if (type != AP_FILTER_ERROR) {
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+                ap_log_rerror(APLOG_MARK, APLOG_ERR, 0, r, APLOGNO(01579)
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+                              "Invalid response status %i", type);
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+            }
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+            else {
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+                ap_log_rerror(APLOG_MARK, APLOG_DEBUG, 0, r, APLOGNO(02831)
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+                              "Response from AP_FILTER_ERROR");
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+            }
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             type = HTTP_INTERNAL_SERVER_ERROR;
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         }
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         else {
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@@ -108,20 +117,13 @@ AP_DECLARE(void) ap_die(int type, request_rec *r)
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         }
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     }
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-    if (type == DONE) {
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-        ap_finalize_request_protocol(r);
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-        return;
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-    }
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-
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     /*
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      * The following takes care of Apache redirects to custom response URLs
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      * Note that if we are already dealing with the response to some other
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      * error condition, we just report on the original error, and give up on
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      * any attempt to handle the other thing "intelligently"...
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      */
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-    if (r->status != HTTP_OK) {
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-        recursive_error = type;
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-
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+    if (recursive_error != HTTP_OK) {
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         while (r_1st_err->prev && (r_1st_err->prev->status != HTTP_OK))
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             r_1st_err = r_1st_err->prev;  /* Get back to original error */
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@@ -140,6 +142,10 @@ AP_DECLARE(void) ap_die(int type, request_rec *r)
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         }
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         custom_response = NULL; /* Do NOT retry the custom thing! */
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+    } else {
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+        int error_index = ap_index_of_response(type);
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+        custom_response = ap_response_code_string(r, error_index);
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+        recursive_error = 0;
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     }
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     r->status = type;
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@@ -216,6 +222,11 @@ AP_DECLARE(void) ap_die(int type, request_rec *r)
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     ap_send_error_response(r_1st_err, recursive_error);
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 }
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+AP_DECLARE(void) ap_die(int type, request_rec *r)
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+{
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+    ap_die_r(type, r, r->status);
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+}
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+
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 static void check_pipeline(conn_rec *c)
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 {
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     if (c->keepalive != AP_CONN_CLOSE) {
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@@ -337,18 +348,7 @@ void ap_process_async_request(request_rec *r)
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     apr_thread_mutex_unlock(r->invoke_mtx);
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 #endif
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-    if (access_status == DONE) {
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-        /* e.g., something not in storage like TRACE */
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-        access_status = OK;
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-    }
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-
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-    if (access_status == OK) {
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-        ap_finalize_request_protocol(r);
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-    }
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-    else {
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-        r->status = HTTP_OK;
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-        ap_die(access_status, r);
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-    }
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+    ap_die_r(access_status, r, HTTP_OK);
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     ap_process_request_after_handler(r);
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 }
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@@ -631,8 +631,8 @@ AP_DECLARE(void) ap_internal_fast_redirect(request_rec *rr, request_rec *r)
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 AP_DECLARE(void) ap_internal_redirect(const char *new_uri, request_rec *r)
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 {
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-    request_rec *new = internal_internal_redirect(new_uri, r);
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     int access_status;
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+    request_rec *new = internal_internal_redirect(new_uri, r);
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     AP_INTERNAL_REDIRECT(r->uri, new_uri);
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@@ -648,12 +648,7 @@ AP_DECLARE(void) ap_internal_redirect(const char *new_uri, request_rec *r)
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             access_status = ap_invoke_handler(new);
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         }
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     }
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-    if (access_status == OK) {
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-        ap_finalize_request_protocol(new);
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-    }
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-    else {
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-        ap_die(access_status, new);
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-    }
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+    ap_die(access_status, new);
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 }
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 /* This function is designed for things like actions or CGI scripts, when
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@@ -674,15 +669,9 @@ AP_DECLARE(void) ap_internal_redirect_handler(const char *new_uri, request_rec *
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         ap_set_content_type(new, r->content_type);
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     access_status = ap_process_request_internal(new);
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     if (access_status == OK) {
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-        if ((access_status = ap_invoke_handler(new)) != 0) {
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-            ap_die(access_status, new);
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-            return;
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-        }
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-        ap_finalize_request_protocol(new);
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-    }
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-    else {
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-        ap_die(access_status, new);
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+        access_status = ap_invoke_handler(new);
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     }
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+    ap_die(access_status, new);
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 }
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 AP_DECLARE(void) ap_allow_methods(request_rec *r, int reset, ...)