id,summary,reporter,owner,description,type,status,priority,milestone,component,version,resolution,keywords,cc,uname,nginx_version 1518,ngx_rbtree small bug,lwppwl@…,," The ngx_rbtree.c file ngx_rbtree_next() The last line of the for loop, ""node = parent"", is a small bug that does not affect the correct result but can affect performance. According to the context, ""node"" is the right child of the parent node and the node's right sub-tree does not exist. There are no nodes larger than node. NULL should be returned directly.",defect,closed,minor,,other,1.13.x,invalid,,,Linux lwp-All-Series 4.10.0-19-generic #21-Ubuntu SMP Thu Apr 6 17:04:57 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux,nginx-1.12.2