!509 [sync] PR-508: check cgroup path empty while setting freezer

* check cgroup path empty while setting freezer

0038-check-cgroup-path-empty-while-setting-freezer.patch

@@ -0,0 +1,34 @@
+From 6085c67cce5d4c5495e9a585d137b79af1b1598e Mon Sep 17 00:00:00 2001
+From: jikai <jikai11@huawei.com>
+Date: Tue, 19 Dec 2023 15:41:05 +0800
+Subject: [PATCH] check cgroup path empty while setting freezer
+
+Signed-off-by: jikai <jikai11@huawei.com>
+---
+ src/lxc/start.c | 8 +++++++-
+ 1 file changed, 7 insertions(+), 1 deletion(-)
+
+diff --git a/src/lxc/start.c b/src/lxc/start.c
+index ec64546..c01eb9b 100644
+--- a/src/lxc/start.c
++++ b/src/lxc/start.c
+@@ -1020,9 +1020,15 @@ static int get_all_pids(struct cgroup_ops *cg_ops, pid_t **pids, size_t *len)
+ static int set_cgroup_freezer(struct cgroup_ops *cg_ops, const char *value)
+ {
+ 	char *fullpath;
++	const char *cgroup_path;
+ 	int ret;
+ 
+-	fullpath = must_make_path(cg_ops->get_cgroup_full_path(cg_ops, "freezer"), "freezer.state", NULL);
++	cgroup_path = cg_ops->get_cgroup_full_path(cg_ops, "freezer");
++	if (cgroup_path == NULL) {
++		return -1;
++	}
++
++	fullpath = must_make_path(cgroup_path, "freezer.state", NULL);
+ 	ret = lxc_write_to_file(fullpath, value, strlen(value), false, 0666);
+ 	free(fullpath);
+ 	return ret;
+-- 
+2.33.0
+

lxc.spec

@@ -1,4 +1,4 @@
-%global _release 2022102424
+%global _release 2022102425
 
 Name:           lxc
 Version:        4.0.3
@@ -45,6 +45,7 @@ Patch0034:	0034-add-secure-compile-macro.patch
 Patch0035:	0035-codecheck-fix.patch
 Patch0036:	0036-containers-in-the-FREEZING-state-also-need-to-be-unf.patch
 Patch0037:	0037-Add-succeed-message-info-for-ocihook.patch
+Patch0038:	0038-check-cgroup-path-empty-while-setting-freezer.patch
 
 BuildRequires:  systemd-units git libtool graphviz docbook2X doxygen chrpath
 BuildRequires:  pkgconfig(libseccomp)
@@ -231,6 +232,12 @@ rm -rf %{buildroot}%{_sysconfdir}/default/%{name}
 %endif
 
 %changelog
+* Tue Dec 19 2023 jikai<jikai11@huawei.com> - 4.0.3-2022102425
+- Type:bugfix
+- ID:NA
+- SUG:NA
+- DESC: check cgroup path empty while setting freezer
+
 * Tue Nov 7 2023 jikai<jikai11@huawei.com> - 4.0.3-2022102424
 - Type:enhancement
 - ID:NA