---

yaml --- r: 140982 b: refs/heads/master c: 09933a1 h: refs/heads/master v: v3
git-mirror · Mar 18, 2009 · c11c1c6 · c11c1c6
1 parent 5bdb686
commit c11c1c6
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Showing 2 changed files with 8 additions and 3 deletions.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 490362003457f8d387f6f6e73e3a7efbf56c3314
+refs/heads/master: 09933a108e6730a464a1ab676c9decc11aee0edc
diff --git a/trunk/kernel/tracepoint.c b/trunk/kernel/tracepoint.c
@@ -272,12 +272,17 @@ static void disable_tracepoint(struct tracepoint *elem)
  *
  * Updates the probe callback corresponding to a range of tracepoints.
  */
-void tracepoint_update_probe_range(struct tracepoint *begin,
-	struct tracepoint *end)
+void
+tracepoint_update_probe_range(struct tracepoint *begin, struct tracepoint *end)
 {
 	struct tracepoint *iter;
 	struct tracepoint_entry *mark_entry;
 
+	if (!begin) {
+		WARN_ON_ONCE(1);
+		return;
+	}
+
 	mutex_lock(&tracepoints_mutex);
 	for (iter = begin; iter < end; iter++) {
 		mark_entry = get_tracepoint(iter->name);