---

yaml --- r: 205409 b: refs/heads/master c: 9da79ab h: refs/heads/master i: 205407: 49d684a v: v3
git-mirror · Aug 4, 2010 · 9f57c82 · 9f57c82
1 parent 24e0102
commit 9f57c82
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Showing 2 changed files with 4 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: b83f920e179101a54721e5ab1d6c3edfb9d4bcbb
+refs/heads/master: 9da79ab83ee33ddc1fdd0858fd3d70925a1bde99
diff --git a/trunk/kernel/trace/trace_kprobe.c b/trunk/kernel/trace/trace_kprobe.c
@@ -925,14 +925,17 @@ static int create_trace_probe(int argc, char **argv)
 			pr_info("Delete command needs an event name.\n");
 			return -EINVAL;
 		}
+		mutex_lock(&probe_lock);
 		tp = find_probe_event(event, group);
 		if (!tp) {
+			mutex_unlock(&probe_lock);
 			pr_info("Event %s/%s doesn't exist.\n", group, event);
 			return -ENOENT;
 		}
 		/* delete an event */
 		unregister_trace_probe(tp);
 		free_trace_probe(tp);
+		mutex_unlock(&probe_lock);
 		return 0;
 	}