[Patch] Ignore migration request to home if process is already home

When trying to migrate a task back home, check whether it really is
migrated to a remote node. Failing to do so will lead to a crash.

---

 hpc/task.c |    5 ++++-
 1 files changed, 4 insertions(+), 1 deletions(-)

c36a5d4cf8e4a962abe08e1dc8ce3bd40d058ba3
diff --git a/hpc/task.c b/hpc/task.c
index 12676df..563995f 100644
--- a/hpc/task.c
+++ b/hpc/task.c
@@ -130,7 +130,10 @@ void task_request_move(task_t *p)
 	addr = p->om.whereto;
 	p->om.whereto = NULL;
 
-	task_move_to_node(p, addr, 0);
+	if (addr)
+		task_move_to_node(p, addr, 0);
+	else
+		task_go_home(p);
 	kfree(addr);
 }
 
-- 
1.2.4

-- 
Ansgar Esztermann
Researcher & Sysadmin
http://www2.thphy.uni-duesseldorf.de/~ansgar

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