nginx 0.5.18 *) Feature: the ngx_http_sub_filter_module. *) Feature: the "$upstream_http_..." variables. *) Feature: now the $upstream_status and $upstream_response_time variables keep data about all upstreams before X-Accel-Redirect. *) Bugfix: a segmentation fault occurred in master process after first reconfiguration and receiving any signal if nginx was built with ngx_http_perl_module and perl did not support multiplicity; bug appeared in 0.5.9. *) Bugfix: if perl did not support multiplicity, then after reconfiguration perl code did not work; bug appeared in 0.3.38.

--- a/src/http/modules/ngx_http_dav_module.c
+++ b/src/http/modules/ngx_http_dav_module.c
@@ -585,7 +585,7 @@ destination_done:
     if (depth != 0 && depth != NGX_HTTP_DAV_INFINITY_DEPTH) {
         return NGX_HTTP_BAD_REQUEST;
     }
- 
+
     over = r->headers_in.overwrite;
 
     if (over) {
@@ -1003,7 +1003,7 @@ static ngx_int_t
 ngx_http_dav_depth(ngx_http_request_t *r, ngx_int_t dflt)
 {
     ngx_table_elt_t  *depth;
- 
+
     depth = r->headers_in.depth;
 
     if (depth == NULL) {