net: Don't copy every packet that waits for an ARP

Use the NetArpTxPacket for the ARP packet, not to hold what used to
be in NetTxPacket.
This saves a copy and makes the code easier to understand.

Signed-off-by: Joe Hershberger <joe.hershberger@ni.com>
Acked-by: Simon Glass <sjg@chromium.org>

1 files changed, 2 insertions, 3 deletions

diff --git a/net/ping.c b/net/ping.c
index 068aa96..2ba9f76 100644
--- a/net/ping.c
+++ b/net/ping.c
@@ -49,9 +49,8 @@ static int ping_send(void)
 
 	NetArpWaitPacketIP = NetPingIP;
 
-	eth_hdr_size = NetSetEther(NetArpWaitTxPacket, NetEtherNullAddr,
-		PROT_IP);
-	pkt = NetArpWaitTxPacket + eth_hdr_size;
+	eth_hdr_size = NetSetEther(NetTxPacket, NetEtherNullAddr, PROT_IP);
+	pkt = (uchar *)NetTxPacket + eth_hdr_size;
 
 	set_icmp_header(pkt, NetPingIP);