diff --git a/drivers/staging/greybus/endo.c b/drivers/staging/greybus/endo.c
index df4afb232c5e..775dbcea539b 100644
--- a/drivers/staging/greybus/endo.c
+++ b/drivers/staging/greybus/endo.c
@@ -89,7 +89,7 @@ static ssize_t ap_intf_id_show(struct device *dev,
 {
 	struct gb_endo *endo = to_gb_endo(dev);
 
-	return sprintf(buf, "0x%02x\n", endo->ap_intf_id);
+	return sprintf(buf, "%u\n", endo->ap_intf_id);
 }
 static DEVICE_ATTR_RO(ap_intf_id);
 
diff --git a/drivers/staging/greybus/interface.c b/drivers/staging/greybus/interface.c
index b864f6879ffb..4c96adc56139 100644
--- a/drivers/staging/greybus/interface.c
+++ b/drivers/staging/greybus/interface.c
@@ -157,8 +157,7 @@ struct gb_interface *gb_interface_create(struct gb_host_device *hd,
 
 	retval = device_add(&intf->dev);
 	if (retval) {
-		pr_err("failed to add interface device for id 0x%02hhx\n",
-		       interface_id);
+		pr_err("failed to add interface %u\n", interface_id);
 		goto free_intf;
 	}
 
diff --git a/drivers/staging/greybus/svc.c b/drivers/staging/greybus/svc.c
index c2633e25d43b..acf08e774791 100644
--- a/drivers/staging/greybus/svc.c
+++ b/drivers/staging/greybus/svc.c
@@ -268,7 +268,7 @@ void gb_svc_connection_destroy(struct gb_svc *svc, u8 intf1_id, u16 cport1_id,
 	ret = gb_operation_sync(connection, GB_SVC_TYPE_CONN_DESTROY,
 				&request, sizeof(request), NULL, 0);
 	if (ret)
-		pr_err("failed to destroy connection (%hhx:%hx %hhx:%hx) %d\n",
+		pr_err("failed to destroy connection (%hhu:%hu %hhu:%hu) %d\n",
 		       intf1_id, cport1_id, intf2_id, cport2_id, ret);
 }
 EXPORT_SYMBOL_GPL(gb_svc_connection_destroy);
@@ -300,7 +300,7 @@ static void gb_svc_route_destroy(struct gb_svc *svc, u8 intf1_id, u8 intf2_id)
 	ret = gb_operation_sync(svc->connection, GB_SVC_TYPE_ROUTE_DESTROY,
 				&request, sizeof(request), NULL, 0);
 	if (ret)
-		pr_err("failed to destroy route (%hhx %hhx) %d\n",
+		pr_err("failed to destroy route (%hhu %hhu) %d\n",
 			intf1_id, intf2_id, ret);
 }