From: Christian Brauner <christian.brauner@ubuntu.com>
Date: Sat, 7 Dec 2019 23:24:20 +0000 (+0100)
Subject: cgroups/cgfsng: rework cgfsng_{get,set}()
X-Git-Tag: lxc-4.0.0~78^2~8
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=a358028a7c1443a3bda816f950abaa156a8c758d;p=thirdparty%2Flxc.git

cgroups/cgfsng: rework cgfsng_{get,set}()

Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>
---

diff --git a/src/lxc/cgroups/cgfsng.c b/src/lxc/cgroups/cgfsng.c
index 3cb2fe08d..30bf3093d 100644
--- a/src/lxc/cgroups/cgfsng.c
+++ b/src/lxc/cgroups/cgfsng.c
@@ -2353,6 +2353,9 @@ __cgfsng_ops static int cgfsng_get(struct cgroup_ops *ops, const char *filename,
 	struct hierarchy *h;
 	int ret = -1;
 
+	if (!ops)
+		return ret_set_errno(-1, ENOENT);
+
 	controller = must_copy_string(filename);
 	p = strchr(controller, '.');
 	if (p)
@@ -2493,6 +2496,9 @@ __cgfsng_ops static int cgfsng_set(struct cgroup_ops *ops,
 	struct hierarchy *h;
 	int ret = -1;
 
+	if (!ops)
+		return ret_set_errno(-1, ENOENT);
+
 	controller = must_copy_string(key);
 	p = strchr(controller, '.');
 	if (p)