From 2053ed02a62f2c66d9cb9b51aea0836a7d8dbabf Mon Sep 17 00:00:00 2001 From: Auke Kok Date: Tue, 15 May 2007 15:29:16 -0700 Subject: Add constant for FCS/CRC length (frame check sequence) About a dozen drivers that have some form of crc checksumming or offloading use this constant, warranting a global define for it. Signed-off-by: Auke Kok Signed-off-by: Jeff Garzik --- include/linux/if_ether.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/linux/if_ether.h b/include/linux/if_ether.h index 1db774cf9dc..3213f6f4aa5 100644 --- a/include/linux/if_ether.h +++ b/include/linux/if_ether.h @@ -33,6 +33,7 @@ #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 */ +#define ETH_FCS_LEN 4 /* Octets in the FCS */ /* * These are the defined Ethernet Protocol ID's. -- cgit v1.2.3