net/fsl: fix a bug in xgmac_mdio

There is a bug in xgmac_mdio_read when clear the bit MDIO_STAT_ENC,
which '&' is missed in 'mdio_stat &= ~MDIO_STAT_ENC'.

Signed-off-by: Shaohui Xie <Shaohui.Xie@freescale.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Shaohui Xie 2015-01-13 10:30:31 +08:00 committed by David S. Miller
parent 0fe6de4903
commit e54bfe9d7e

View file

@ -156,7 +156,7 @@ static int xgmac_mdio_read(struct mii_bus *bus, int phy_id, int regnum)
mdio_stat |= MDIO_STAT_ENC;
} else {
dev_addr = regnum & 0x1f;
mdio_stat = ~MDIO_STAT_ENC;
mdio_stat &= ~MDIO_STAT_ENC;
}
out_be32(&regs->mdio_stat, mdio_stat);