---

yaml --- r: 346311 b: refs/heads/master c: 225778d h: refs/heads/master i: 346309: 57ff284 346307: 47e3940 346303: b5eb86d v: v3
git-mirror · Nov 19, 2012 · af94264 · af94264
1 parent a60c68d
commit af94264
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Showing 2 changed files with 3 additions and 1 deletion.
diff --git a/[refs] b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: af4b8a83add95ef40716401395b44a1b579965f4
+refs/heads/master: 225778d68d98e7cfe2579f8d8b2d7b76f8541b8b
diff --git a/trunk/kernel/pid_namespace.c b/trunk/kernel/pid_namespace.c
@@ -146,6 +146,8 @@ struct pid_namespace *copy_pid_ns(unsigned long flags,
 		return get_pid_ns(old_ns);
 	if (flags & (CLONE_THREAD|CLONE_PARENT))
 		return ERR_PTR(-EINVAL);
+	if (task_active_pid_ns(current) != old_ns)
+		return ERR_PTR(-EINVAL);
 	return create_pid_namespace(user_ns, old_ns);
 }