cgroups/cgfsng: fix get_controllers() for cgroup2

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

diff --git a/src/lxc/cgroups/cgfsng.c b/src/lxc/cgroups/cgfsng.c
index 1d0f7b39ee60309fa3809bbb85d804e56dc867d9..472e0766b801eead0eea7908e603d9e8aeaa8a34 100644 (file)
--- a/src/lxc/cgroups/cgfsng.c
+++ b/src/lxc/cgroups/cgfsng.c
@@ -777,7 +777,7 @@ static char **get_controllers(char **klist, char **nlist, char *line)
        /* cgroup v2 does not have separate mountpoints for controllers */
        if (is_cgroup_v2) {
                must_append_controller(klist, nlist, &aret, "cgroup2");
-               return NULL;
+               return aret;
        }
 
        /* strdup() here for v1 hierarchies. Otherwise strtok_r() will destroy