doc UPDATE subscriptions information
@@ -26,7 +26,8 @@ extern "C" {
/**
* @brief Initialize NACM and its callbacks.
*
- * Needs to be called only **once** in each process.
+ * Needs to be called only **once** in each process. Subscriptions created in @p sub need to be unsubscribed separately
+ * and before calling ::sr_nacm_destroy().
*
* @param[in] session Session to use.
* @param[in] opts Optionally, ::SR_SUBSCR_NO_THREAD can be specified. No other flags are allowed.
