diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index 4e92b81..7468479 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -7564,7 +7564,7 @@
 
 	/* Zero mailbox registers. */
 	if (tp->tg3_flags & TG3_FLAG_SUPPORT_MSIX) {
-		for (i = 1; i < TG3_IRQ_MAX_VECS; i++) {
+		for (i = 1; i < tp->irq_max; i++) {
 			tp->napi[i].tx_prod = 0;
 			tp->napi[i].tx_cons = 0;
 			if (tp->tg3_flags3 & TG3_FLG3_ENABLE_TSS)
@@ -9886,7 +9886,7 @@
 		tp->rx_pending = 63;
 	tp->rx_jumbo_pending = ering->rx_jumbo_pending;
 
-	for (i = 0; i < TG3_IRQ_MAX_VECS; i++)
+	for (i = 0; i < tp->irq_max; i++)
 		tp->napi[i].tx_pending = ering->tx_pending;
 
 	if (netif_running(dev)) {
@@ -14598,7 +14598,7 @@
 	intmbx = MAILBOX_INTERRUPT_0 + TG3_64BIT_REG_LOW;
 	rcvmbx = MAILBOX_RCVRET_CON_IDX_0 + TG3_64BIT_REG_LOW;
 	sndmbx = MAILBOX_SNDHOST_PROD_IDX_0 + TG3_64BIT_REG_LOW;
-	for (i = 0; i < TG3_IRQ_MAX_VECS; i++) {
+	for (i = 0; i < tp->irq_max; i++) {
 		struct tg3_napi *tnapi = &tp->napi[i];
 
 		tnapi->tp = tp;