GCC-4.x fixes: clean up global data pointer initialization for all boards.
diff --git a/board/Marvell/db64460/mv_eth.c b/board/Marvell/db64460/mv_eth.c
index ec5d581..b2c7835 100644
--- a/board/Marvell/db64460/mv_eth.c
+++ b/board/Marvell/db64460/mv_eth.c
@@ -731,6 +731,7 @@
pkt_info.cmd_sts = ETH_TX_FIRST_DESC | ETH_TX_LAST_DESC; /* DMA owned, first last */
pkt_info.byte_cnt = dataSize;
pkt_info.buf_ptr = (unsigned int) dataPtr;
+ pkt_info.return_info = 0;
status = eth_port_send (ethernet_private, ETH_Q0, &pkt_info);
if ((status == ETH_ERROR) || (status == ETH_QUEUE_FULL)) {