diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index 7cb2eef..15eb2bd 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -2088,6 +2088,8 @@
 	struct tg3_rx_buffer_desc	*rx_rcb;
 	dma_addr_t			rx_rcb_mapping;
 
+	u32				rx_pkt_buf_sz;
+
 	/* begin "everything else" cacheline(s) section */
 	struct net_device_stats		net_stats;
 	struct net_device_stats		net_stats_prev;