more code review fixes
more code review fixes

arjun4084346/cockroach,paperstreet/cockroach,maxlang/cockroach,bg451/cockroach,glycerine/cockroach,marcuswestin/cockroach,vivekmenezes/cockroach,cockroachdb/cockroach,maxlang/cockroach,nieyy/cockroach,vivekmenezes/cockroach,glycerine/cockroach,petermattis/cockroach,maxlang/cockroach,petermattis/cockroach,vaibhavarora/cockroach,vivekmenezes/cockroach,veteranlu/cockroach,vivekmenezes/cockroach,marcuswestin/cockroach,paperstreet/cockroach,cockroachdb/cockroach,cuongdo/cockroach,veteranlu/cockroach,sunya123/cockroach,il9ue/cockroach,veteranlu/cockroach,marcuswestin/cockroach,nieyy/cockroach,cockroachdb/cockroach,arjun4084346/cockroach,marcuswestin/cockroach,marcuswestin/cockroach,cockroachdb/cockroach,sunya123/cockroach,il9ue/cockroach,maxlang/cockroach,bg451/cockroach,il9ue/cockroach,cockroachdb/cockroach,vaibhavarora/cockroach,cuongdo/cockroach,nieyy/cockroach,cockroachdb/cockroach,maxlang/cockroach,paperstreet/cockroach,vivekmenezes/cockroach,veteranlu/cockroach,maxlang/cockroach,nieyy/cockroach,veteranlu/cockroach,bg451/cockroach,bg451/cockroach,maxlang/cockroach,il9ue/cockroach,veteranlu/cockroach,sunya123/cockroach,paperstreet/cockroach,petermattis/cockroach,il9ue/cockroach,vivekmenezes/cockroach,vaibhavarora/cockroach,bg451/cockroach,sunya123/cockroach,arjun4084346/cockroach,vaibhavarora/cockroach,nieyy/cockroach,bg451/cockroach,veteranlu/cockroach,vaibhavarora/cockroach,vivekmenezes/cockroach,vaibhavarora/cockroach,cuongdo/cockroach,nieyy/cockroach,nieyy/cockroach,cockroachdb/cockroach,cockroachdb/cockroach,il9ue/cockroach,petermattis/cockroach,sunya123/cockroach,petermattis/cockroach,glycerine/cockroach,marcuswestin/cockroach,vaibhavarora/cockroach,petermattis/cockroach,sunya123/cockroach,cuongdo/cockroach,il9ue/cockroach,petermattis/cockroach,paperstreet/cockroach,arjun4084346/cockroach,paperstreet/cockroach,cuongdo/cockroach,veteranlu/cockroach,cuongdo/cockroach,paperstreet/cockroach,glycerine/cockroach,cuongdo/cockroach,vivekmenezes/cockroach,glycerine/cockroach,arjun4084346/cockroach,glycerine/cockroach,arjun4084346/cockroach,il9ue/cockroach,marcuswestin/cockroach,bg451/cockroach,arjun4084346/cockroach,arjun4084346/cockroach,cuongdo/cockroach,paperstreet/cockroach,glycerine/cockroach,glycerine/cockroach,marcuswestin/cockroach,nieyy/cockroach,maxlang/cockroach,petermattis/cockroach,sunya123/cockroach,vaibhavarora/cockroach,sunya123/cockroach