[NET]: include/linux/if_tr.h clean-up

I removed the ethernet definitions (which were commented out) and
cleaned up the tabs.
Signed-off-by: Jon Mason <jdmason@us.ibm.com>

include/linux/if_tr.h

@@ -19,20 +19,12 @@
 #ifndef _LINUX_IF_TR_H
 #define _LINUX_IF_TR_H
 
-
 /* IEEE 802.5 Token-Ring magic constants.  The frame sizes omit the preamble
    and FCS/CRC (frame check sequence). */
-#define TR_ALEN	6		/* Octets in one ethernet addr	 */
+#define TR_ALEN		6		/* Octets in one token-ring addr */
 #define TR_HLEN 	(sizeof(struct trh_hdr)+sizeof(struct trllc))
 #define AC		0x10
 #define LLC_FRAME 	0x40
-#if 0
-#define ETH_HLEN	14		/* Total octets in header.	 */
-#define ETH_ZLEN	60		/* Min. octets in frame sans FCS */
-#define ETH_DATA_LEN	1500		/* Max. octets in payload	 */
-#define ETH_FRAME_LEN	1514		/* Max. octets in frame sans FCS */
-#endif
-
 
 /* LLC and SNAP constants */
 #define EXTENDED_SAP 	0xAA
@@ -96,7 +88,6 @@ struct tr_statistics {
 };
 
 /* source routing stuff */
-
 #define TR_RII 			0x80
 #define TR_RCF_DIR_BIT 		0x80
 #define TR_RCF_LEN_MASK 	0x1f00