net: tftpput: Rename TFTP to TFTPGET

This is a better name for this protocol. Also remove the typedef to keep
checkpatch happy, and move zeroing of NetBootFileXferSize a little
earlier since TFTPPUT will need to change this.

Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/common/cmd_elf.c b/common/cmd_elf.c
index bf32612..11ffc1b 100644
--- a/common/cmd_elf.c
+++ b/common/cmd_elf.c
@@ -133,10 +133,10 @@
 	/* Check to see if we need to tftp the image ourselves before starting */
 
 	if ((argc == 2) && (strcmp (argv[1], "tftp") == 0)) {
-		if (NetLoop (TFTP) <= 0)
+		if (NetLoop(TFTPGET) <= 0)
 			return 1;
-		printf ("Automatic boot of VxWorks image at address 0x%08lx ... \n",
-		     addr);
+		printf("Automatic boot of VxWorks image at address 0x%08lx "
+			"...\n", addr);
 	}
 #endif