From 75467f60a3d14f08f86f2b353298d2826382ff23 Mon Sep 17 00:00:00 2001 From: Linus Torvalds Date: Fri, 25 Sep 2026 15:55:03 -0700 Subject: Merge tag 'ipe-pr-20260925' of git://git.kernel.org/pub/scm/linux/kernel/git/wufan/ipe Pull IPE fixes from Fan Wu: "Two fixes for use-after-free issues found by recent LLM-assisted code analysis. - move successful policy load auditing under the new policy directory's inode lock, preventing a concurrent policy deletion from freeing the policy while it is still being audited - protect the dm-verity root hash with RCU, preventing policy evaluation from racing with root hash replacement during preresume" * tag 'ipe-pr-20260925' of git://git.kernel.org/pub/scm/linux/kernel/git/wufan/ipe: ipe: protect the dm-verity root hash with RCU ipe: fix use-after-free when auditing a newly loaded policy --- tools/testing/shared/maple-shim.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+) create mode 100644 tools/testing/shared/maple-shim.c (limited to 'tools/testing/shared/maple-shim.c') diff --git a/tools/testing/shared/maple-shim.c b/tools/testing/shared/maple-shim.c new file mode 100644 index 000000000..16252ee61 --- /dev/null +++ b/tools/testing/shared/maple-shim.c @@ -0,0 +1,14 @@ +// SPDX-License-Identifier: GPL-2.0-or-later + +/* Very simple shim around the maple tree. */ + +#include "maple-shared.h" +#include + +#include "../../../lib/maple_tree.c" + +void maple_rcu_cb(struct rcu_head *head) { + struct maple_node *node = container_of(head, struct maple_node, rcu); + + kmem_cache_free(maple_node_cache, node); +} -- cgit v1.3.1