RFR(XS) 8009156 [parfait] Null pointer deference in hotspot/src/share/vm/services/memoryService.cpp

[Morris Meyer]

Folks,

Could I get a quick review for these fixes for parfait null pointer 
issues? This has been through JPRT.

Thanks in advance,

         --morris meyer

WEBREV - http://cr.openjdk.java.net/~morris/8009156.01
JIRA - https://jbs.oracle.com/bugs/browse/JDK-8009156