lxc/0025-fix-ops-hierarchies-cause-coredump.patch
Neil.wrz 2d10b2cdf7 fix null ops may cause coredump
Signed-off-by: Neil.wrz <wangrunze13@huawei.com>
2023-02-22 18:06:24 -08:00

33 lines
894 B
Diff

From 636f30e34dd33a0b888faa9675fe33fb5aa0ad7a Mon Sep 17 00:00:00 2001
From: "Neil.wrz" <wangrunze13@huawei.com>
Date: Tue, 21 Feb 2023 22:48:44 -0800
Subject: [PATCH] may cause coredump
---
src/lxc/cgroups/isulad_cgfsng.c | 7 +++++++
1 file changed, 7 insertions(+)
diff --git a/src/lxc/cgroups/isulad_cgfsng.c b/src/lxc/cgroups/isulad_cgfsng.c
index 6ccff63..dcaa229 100644
--- a/src/lxc/cgroups/isulad_cgfsng.c
+++ b/src/lxc/cgroups/isulad_cgfsng.c
@@ -938,8 +938,15 @@ __cgfsng_ops static inline bool isulad_cgfsng_payload_create(struct cgroup_ops *
struct lxc_handler *handler)
{
int i;
+
+ if (!ops)
+ return ret_set_errno(false, ENOENT);
+
char *container_cgroup = ops->container_cgroup;
+ if (!ops->hierarchies)
+ return true;
+
#ifdef HAVE_ISULAD
if (ops->no_controller) {
DEBUG("no controller found, isgnore isulad_cgfsng_payload_create");
--
2.25.1