From ceaacb4ef6c696412b3acd5ee7ddf2f8376e12e5 Mon Sep 17 00:00:00 2001
From: "Frank Ch. Eigler" <fche@elastic.org>
Date: Thu, 14 Aug 2008 08:10:48 -0400
Subject: PR6842: work around possibly null task->signal in utrace death
 callback

---
 runtime/task_finder.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'runtime/task_finder.c')

diff --git a/runtime/task_finder.c b/runtime/task_finder.c
index 26375780..928b7087 100644
--- a/runtime/task_finder.c
+++ b/runtime/task_finder.c
@@ -591,7 +591,7 @@ __stp_utrace_task_finder_target_death(struct utrace_attached_engine *engine,
 
 		// Call the callback
 		rc = tgt->callback(tsk, 0,
-				   (atomic_read(&tsk->signal->live) == 0),
+				   (tsk->signal == NULL) || (atomic_read(&tsk->signal->live) == 0),
 				   tgt);
 		if (rc != 0) {
 			_stp_error("death callback for %d failed: %d",
-- 
cgit