int cg_path_get_session(const char *path, char **session) {
const char *e, *n, *x;
- char *s, *r;
+ char *s;
size_t l;
assert(path);
- assert(session);
/* Skip slices, if there are any */
e = skip_slices(path);
if (l <= 6)
return -ENOENT;
- r = strndup(x, l - 6);
- if (!r)
- return -ENOMEM;
+ if (session) {
+ char *r;
+
+ r = strndup(x, l - 6);
+ if (!r)
+ return -ENOMEM;
+
+ *session = r;
+ }
- *session = r;
return 0;
}
_cleanup_free_ char *cgroup = NULL;
int r;
- assert(session);
-
r = cg_pid_get_path_shifted(pid, NULL, &cgroup);
if (r < 0)
return r;