Potential NPE in TP.handleProbe ------------------------------- Key: JGRP-2163 URL: https://issues.jboss.org/browse/JGRP-2163 Project: JGroups Issue Type: Bug Reporter: Zoltan Farkas Assignee: Bela Ban Priority: Minor Fix For: 3.6.14 at: https://github.com/belaban/JGroups/blob/3.6/src/org/jgroups/protocols/TP.... {code} public Map<String, String> handleProbe(String... keys) { Map<String,String> retval=new HashMap<>(keys != null? keys.length : 2); for(String key: keys) { {code} keys is checked for null and on the next line it is de-refferenced... this code fill fail with NPE if keys is null... This issue is discovered by findbugs NP_NULL_ON_SOME_PATH check. Highly recommend running findbugs + coverity (free for OS projects).