net: rename NetRxPkt to NetRxPacket

The net code is mostly consistent in using 'Packet' rather than 'Pkt', so
rename the minor detractor to follow suite.

Signed-off-by: Mike Frysinger <vapier@gentoo.org>
Signed-off-by: Ben Warren <biggerbadderben@gmail.com>
diff --git a/net/bootp.c b/net/bootp.c
index 77057c6..d5f9c4b 100644
--- a/net/bootp.c
+++ b/net/bootp.c
@@ -124,7 +124,7 @@
 	NetCopyIP(&tmp_ip, &bp->bp_siaddr);
 	if (tmp_ip != 0)
 		NetCopyIP(&NetServerIP, &bp->bp_siaddr);
-	memcpy (NetServerEther, ((Ethernet_t *)NetRxPkt)->et_src, 6);
+	memcpy (NetServerEther, ((Ethernet_t *)NetRxPacket)->et_src, 6);
 #endif
 	if (strlen(bp->bp_file) > 0)
 		copy_filename (BootFile, bp->bp_file, sizeof(BootFile));