sms: Allow setting amount of failures through the vty.
diff --git a/openbsc/include/openbsc/sms_queue.h b/openbsc/include/openbsc/sms_queue.h
index 99f4e7b..2a8bd58 100644
--- a/openbsc/include/openbsc/sms_queue.h
+++ b/openbsc/include/openbsc/sms_queue.h
@@ -11,6 +11,7 @@
 /* vty helper functions */
 int sms_queue_stats(struct gsm_sms_queue *, struct vty* vty);
 int sms_queue_set_max_pending(struct gsm_sms_queue *, int max);
+int sms_queue_set_max_failure(struct gsm_sms_queue *, int fail);
 int sms_queue_clear(struct gsm_sms_queue *);
 
 #endif