diff options
author | Jason Wang <jasowang@redhat.com> | 2011-12-30 23:44:33 +0000 |
---|---|---|
committer | David S. Miller <davem@davemloft.net> | 2012-01-03 12:47:50 -0500 |
commit | 7d03f5a48e4d90854275b06433626243b3b3db17 (patch) | |
tree | a37d7f0cf1ccdb2336034def156e0e95558eeab3 /drivers/net/ethernet/realtek | |
parent | 0e22d0437e6dea36c867b08ceb224c1cc98a45ab (diff) |
8139cp/8139too: do not read into reserved registers
delay_eeprom() use long read for Cfg9346 register(offset 0x50) which may read
into the area of reserved register(offset 0x53). Use byte read instead.
Signed-off-by: Jason Wang <jasowang@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/ethernet/realtek')
-rw-r--r-- | drivers/net/ethernet/realtek/8139cp.c | 2 | ||||
-rw-r--r-- | drivers/net/ethernet/realtek/8139too.c | 2 |
2 files changed, 2 insertions, 2 deletions
diff --git a/drivers/net/ethernet/realtek/8139cp.c b/drivers/net/ethernet/realtek/8139cp.c index 87cff10f7be..886e6bec971 100644 --- a/drivers/net/ethernet/realtek/8139cp.c +++ b/drivers/net/ethernet/realtek/8139cp.c @@ -1589,7 +1589,7 @@ static int cp_set_mac_address(struct net_device *dev, void *p) No extra delay is needed with 33Mhz PCI, but 66Mhz may change this. */ -#define eeprom_delay() readl(ee_addr) +#define eeprom_delay() readb(ee_addr) /* The EEPROM commands include the alway-set leading bit. */ #define EE_EXTEND_CMD (4) diff --git a/drivers/net/ethernet/realtek/8139too.c b/drivers/net/ethernet/realtek/8139too.c index d9c72273e42..a8779bedb3d 100644 --- a/drivers/net/ethernet/realtek/8139too.c +++ b/drivers/net/ethernet/realtek/8139too.c @@ -1122,7 +1122,7 @@ static void __devexit rtl8139_remove_one (struct pci_dev *pdev) No extra delay is needed with 33Mhz PCI, but 66Mhz may change this. */ -#define eeprom_delay() (void)RTL_R32(Cfg9346) +#define eeprom_delay() (void)RTL_R8(Cfg9346) /* The EEPROM commands include the alway-set leading bit. */ #define EE_WRITE_CMD (5) |