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sis190: read the mac address from the eeprom first 

Reading a serie of zero from the cmos sram area do not work
well with is_valid_ether_addr(). Let's read the mac address
from the eeprom first as it seems more reliable.

Fix for http://bugzilla.kernel.org/show_bug.cgi?id=9831

Signed-off-by: Francois Romieu <romieu@fr.zoreil.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Francois Romieu 2008-02-18 21:20:32 +01:00 committed by Jeff Garzik
parent 98e0f52145
commit 563e0ae06f
1 changed files with 10 additions and 5 deletions
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15
drivers/net/sis190.c
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@ -1633,13 +1633,18 @@ static inline void sis190_init_rxfilter(struct net_device *dev)
static int __devinit sis190_get_mac_addr(struct pci_dev *pdev,
struct net_device *dev)
{
u8 from;
int rc;
pci_read_config_byte(pdev, 0x73, &from);
rc = sis190_get_mac_addr_from_eeprom(pdev, dev);
if (rc < 0) {
u8 reg;
return (from & 0x00000001) ?
sis190_get_mac_addr_from_apc(pdev, dev) :
sis190_get_mac_addr_from_eeprom(pdev, dev);
pci_read_config_byte(pdev, 0x73, &reg);
if (reg & 0x00000001)
rc = sis190_get_mac_addr_from_apc(pdev, dev);
}
return rc;
}
static void sis190_set_speed_auto(struct net_device *dev)