[PATCH] 8139cp: fix eeprom read command length

The read command for the 93C46/93C56 EEPROMS should be 3 bits plus
the address.  This doesn't appear to affect the operation of the
read command, but similar errors for write commands do cause failures.

Signed-off-by: Philip Craig <philipc@snapgear.com>
Signed-off-by: Jeff Garzik <jeff@garzik.org>

diff --git a/drivers/net/8139cp.c b/drivers/net/8139cp.c
index 46d8c01..b49be8f 100644 (file)
--- a/drivers/net/8139cp.c
+++ b/drivers/net/8139cp.c
@@ -1628,7 +1628,7 @@ static int read_eeprom (void __iomem *ioaddr, int location, int addr_len)
        eeprom_delay ();
 
        /* Shift the read command bits out. */
-       for (i = 4 + addr_len; i >= 0; i--) {
+       for (i = 3 + addr_len - 1; i >= 0; i--) {
                int dataval = (read_cmd & (1 << i)) ? EE_DATA_WRITE : 0;
                writeb (EE_ENB | dataval, ee_addr);
                eeprom_delay ();