Merge pull request #121 from giuseppe/crun-ignore-join-errors-no-cgroups

exec: fix join without cgroups configured
containers · Oct 3, 2019 · 2565a7f · 2565a7f
2 parents 5980325 + f2271bf
commit 2565a7f
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/src/libcrun/cgroup.c b/src/libcrun/cgroup.c
@@ -443,9 +443,12 @@ int
 libcrun_move_process_to_cgroup (pid_t pid, char *path, libcrun_error_t *err)
 {
   int cgroup_mode = libcrun_get_cgroup_mode (err);
-  if (cgroup_mode < 0)
+  if (UNLIKELY (cgroup_mode < 0))
     return cgroup_mode;
 
+  if (path == NULL || *path == '\0')
+    return 0;
+
   return enter_cgroup (cgroup_mode, pid, path, false, err);
 }