diff --git a/drivers/infiniband/core/cm.c b/drivers/infiniband/core/cm.c
index 82d5c43..93e9e2f 100644
--- a/drivers/infiniband/core/cm.c
+++ b/drivers/infiniband/core/cm.c
@@ -1268,6 +1268,7 @@
 	primary_path->packet_life_time =
 		cm_req_get_primary_local_ack_timeout(req_msg);
 	primary_path->packet_life_time -= (primary_path->packet_life_time > 0);
+	primary_path->service_id = req_msg->service_id;
 
 	if (req_msg->alt_local_lid) {
 		memset(alt_path, 0, sizeof *alt_path);
@@ -1289,6 +1290,7 @@
 		alt_path->packet_life_time =
 			cm_req_get_alt_local_ack_timeout(req_msg);
 		alt_path->packet_life_time -= (alt_path->packet_life_time > 0);
+		alt_path->service_id = req_msg->service_id;
 	}
 }
 
@@ -2992,6 +2994,7 @@
 	param = &work->cm_event.param.sidr_req_rcvd;
 	param->pkey = __be16_to_cpu(sidr_req_msg->pkey);
 	param->listen_id = listen_id;
+	param->service_id = sidr_req_msg->service_id;
 	param->port = work->port->port_num;
 	work->cm_event.private_data = &sidr_req_msg->private_data;
 }
diff --git a/include/rdma/ib_cm.h b/include/rdma/ib_cm.h
index 39ed2d2..1b567bb 100644
--- a/include/rdma/ib_cm.h
+++ b/include/rdma/ib_cm.h
@@ -223,6 +223,7 @@
 
 struct ib_cm_sidr_req_event_param {
 	struct ib_cm_id		*listen_id;
+	__be64			service_id;
 	u8			port;
 	u16			pkey;
 };