Dav: ngx_http_map_uri_to_path() errors were not checked.
Dav: ngx_http_map_uri_to_path() errors were not checked.

Once error occured, it could lead to use uninitialized variables to log,
even more segmentation fault.

firebase/nginx,hy0kl/nginx,hy0kl/nginx,firebase/nginx,hy0kl/nginx,firebase/nginx,firebase/nginx