tree 50ba17d2078c3cd7465bfe1cafb6fc720ef83f63
parent 62660e28084df3d8067ab855f326d3027808c569
author Steve Glendinning <steve.glendinning@smsc.com> 1234738501 +0000
committer David S. Miller <davem@davemloft.net> 1235119131 -0800

smsc9420: handle magic field of ethtool_eeprom

ethtool.h says the driver should set the magic field in get_eeprom and
verify it in set_eeprom.  This patch adds this functionality using an
arbitary driver-specific magic value constant (0x9420).

Signed-off-by: Steve Glendinning <steve.glendinning@smsc.com>
Signed-off-by: David S. Miller <davem@davemloft.net>