diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c
index a6f10d947d041..285c0e28ec983 100644
--- a/drivers/net/ethernet/intel/iavf/iavf_main.c
+++ b/drivers/net/ethernet/intel/iavf/iavf_main.c
@@ -463,14 +463,14 @@ iavf_request_traffic_irqs(struct iavf_adapter *adapter, char *basename)
 
 		if (q_vector->tx.ring && q_vector->rx.ring) {
 			snprintf(q_vector->name, sizeof(q_vector->name),
-				 "iavf-%s-TxRx-%d", basename, rx_int_idx++);
+				 "iavf-%s-TxRx-%u", basename, rx_int_idx++);
 			tx_int_idx++;
 		} else if (q_vector->rx.ring) {
 			snprintf(q_vector->name, sizeof(q_vector->name),
-				 "iavf-%s-rx-%d", basename, rx_int_idx++);
+				 "iavf-%s-rx-%u", basename, rx_int_idx++);
 		} else if (q_vector->tx.ring) {
 			snprintf(q_vector->name, sizeof(q_vector->name),
-				 "iavf-%s-tx-%d", basename, tx_int_idx++);
+				 "iavf-%s-tx-%u", basename, tx_int_idx++);
 		} else {
 			/* skip this unused q_vector */
 			continue;
diff --git a/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c b/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c
index b902650aa594c..cfa1f0e0e2fe0 100644
--- a/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c
+++ b/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c
@@ -1025,7 +1025,7 @@ static void iavf_print_link_message(struct iavf_adapter *adapter)
 	} else if (link_speed_mbps == SPEED_UNKNOWN) {
 		snprintf(speed, IAVF_MAX_SPEED_STRLEN, "%s", "Unknown Mbps");
 	} else {
-		snprintf(speed, IAVF_MAX_SPEED_STRLEN, "%u %s",
+		snprintf(speed, IAVF_MAX_SPEED_STRLEN, "%d %s",
 			 link_speed_mbps, "Mbps");
 	}