diff options
| author | Erik Hugne <erik.hugne@ericsson.com> | 2015-02-27 08:56:58 +0100 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2015-02-27 18:18:48 -0500 |
| commit | d76a436d50d1ebce352e1815eaea79a254b2b24f (patch) | |
| tree | 6d5b3bdd02fd7586b54de631f806e76efcdbfb50 | |
| parent | 91e2eb56845a018e5c691acf87137baf05316c4e (diff) | |
tipc: make media address offset a common define
With the exception of infiniband media which does not use media
offsets, the media address is always located at offset 4 in the
media info field as defined by the protocol, so we move the
definition to the generic bearer.h
Signed-off-by: Erik Hugne <erik.hugne@ericsson.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
| -rw-r--r-- | net/tipc/bearer.h | 1 | ||||
| -rw-r--r-- | net/tipc/eth_media.c | 6 |
2 files changed, 3 insertions, 4 deletions
diff --git a/net/tipc/bearer.h b/net/tipc/bearer.h index 1a233271d1b5..097aff08ad5b 100644 --- a/net/tipc/bearer.h +++ b/net/tipc/bearer.h @@ -52,6 +52,7 @@ */ #define TIPC_MEDIA_INFO_SIZE 32 #define TIPC_MEDIA_TYPE_OFFSET 3 +#define TIPC_MEDIA_ADDR_OFFSET 4 /* * Identifiers of supported TIPC media types diff --git a/net/tipc/eth_media.c b/net/tipc/eth_media.c index 085d3a07e565..f69a2fde9f4a 100644 --- a/net/tipc/eth_media.c +++ b/net/tipc/eth_media.c @@ -37,8 +37,6 @@ #include "core.h" #include "bearer.h" -#define ETH_ADDR_OFFSET 4 /* MAC addr position inside address field */ - /* Convert Ethernet address (media address format) to string */ static int tipc_eth_addr2str(struct tipc_media_addr *addr, char *strbuf, int bufsz) @@ -55,7 +53,7 @@ static int tipc_eth_addr2msg(char *msg, struct tipc_media_addr *addr) { memset(msg, 0, TIPC_MEDIA_INFO_SIZE); msg[TIPC_MEDIA_TYPE_OFFSET] = TIPC_MEDIA_TYPE_ETH; - memcpy(msg + ETH_ADDR_OFFSET, addr->value, ETH_ALEN); + memcpy(msg + TIPC_MEDIA_ADDR_OFFSET, addr->value, ETH_ALEN); return 0; } @@ -79,7 +77,7 @@ static int tipc_eth_msg2addr(struct tipc_bearer *b, char *msg) { /* Skip past preamble: */ - msg += ETH_ADDR_OFFSET; + msg += TIPC_MEDIA_ADDR_OFFSET; return tipc_eth_raw2addr(b, addr, msg); } |