[RTEMS Project] #4242: rtems-debugger-threads.c: Three Dereference before null check errors spotted by Coverity

[RTEMS trac]

#4242: rtems-debugger-threads.c: Three Dereference before null check errors
spotted by Coverity
--------------------------+--------------------------
 Reporter:  Ryan Long     |       Owner:  Chris Johns
     Type:  defect        |      Status:  closed
 Priority:  normal        |   Milestone:  6.1
Component:  lib/debugger  |     Version:  6
 Severity:  normal        |  Resolution:  duplicate
 Keywords:                |  Blocked By:
 Blocking:                |
--------------------------+--------------------------
Changes (by Joel Sherrill):

 * status:  new => closed
 * resolution:   => duplicate


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Ticket URL: <http://devel.rtems.org/ticket/4242#comment:1>
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