From 102a0743326a03cd1a1202ceda21e175b7d3575c Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Tue, 20 Feb 2024 01:20:52 +0000
Subject: [PATCH] add new system file
---
kernel/fs/tracefs/inode.c | 3 +++
1 files changed, 3 insertions(+), 0 deletions(-)
diff --git a/kernel/fs/tracefs/inode.c b/kernel/fs/tracefs/inode.c
index 1311e68..c0f288a 100644
--- a/kernel/fs/tracefs/inode.c
+++ b/kernel/fs/tracefs/inode.c
@@ -553,6 +553,9 @@
*/
struct dentry *tracefs_create_dir(const char *name, struct dentry *parent)
{
+ if (security_locked_down(LOCKDOWN_TRACEFS))
+ return NULL;
+
return __create_dir(name, parent, &simple_dir_inode_operations);
}
--
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