[SCM] master: Handle null return from getIsa.

[SCM] master: Handle null return from getIsa.

[rmoseley]

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       via  86fc26f68c285f6f5740351cfffea9cbb96733c4 (commit)
      from  0658ba9ba71969deabd233d212bbb59046220f4d (commit)

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- Log -----------------------------------------------------------------
commit 86fc26f68c285f6f5740351cfffea9cbb96733c4
Author: Rick Moseley <rmoseley@dhcp-215.hsv.redhat.com>
Date:   Thu Jan 17 13:41:44 2008 -0600

    Handle null return from getIsa.
    
    * LinuxPtraceTaskState.java: Handle null ISA return.

-----------------------------------------------------------------------

Summary of changes:
 frysk-core/frysk/proc/live/ChangeLog               |    1 +
 .../frysk/proc/live/LinuxPtraceTaskState.java      |    2 +-
 2 files changed, 2 insertions(+), 1 deletions(-)

First 500 lines of diff:
diff --git a/frysk-core/frysk/proc/live/ChangeLog b/frysk-core/frysk/proc/live/ChangeLog
index da4b78e..2888dee 100644
--- a/frysk-core/frysk/proc/live/ChangeLog
+++ b/frysk-core/frysk/proc/live/ChangeLog
@@ -1,6 +1,7 @@
 2008-01-17  Rick Moseley  <rmoseley@redhat.com>
 
 	* LinuxWaitBuilder.java: Catch error when process is gone.
+	* LinuxPtraceTaskState.java: Handle null ISA return.
 
 2008-01-17  Andrew Cagney  <cagney@redhat.com>
 
diff --git a/frysk-core/frysk/proc/live/LinuxPtraceTaskState.java b/frysk-core/frysk/proc/live/LinuxPtraceTaskState.java
index dc58ffd..e861a87 100644
--- a/frysk-core/frysk/proc/live/LinuxPtraceTaskState.java
+++ b/frysk-core/frysk/proc/live/LinuxPtraceTaskState.java
@@ -996,7 +996,7 @@ class LinuxPtraceTaskState extends State {
 	  // first step onto the first instruction of a just started
 	  // task sometimes doesn't set the right task stepped flag.
 	  // So we check and immediately clear here.
-	  if (isa.isTaskStepped(task) || task.justStartedXXX)
+	  if (isa != null && (isa.isTaskStepped(task) || task.justStartedXXX))
 	    {
 	      if (task.justStartedXXX)
 		return stepping.handleTrappedEvent(task);


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