From: Heiner Kallweit <hkallwe...@gmail.com> Date: Wed, 31 Jul 2019 23:05:10 +0200
> In phy_start_aneg() autoneg is started, and immediately after that > link and autoneg status are read. As reported in [0] it can happen that > at time of this read the PHY has reset the "aneg complete" bit but not > yet the "link up" bit, what can result in a false link-up detection. > To fix this don't report link as up if we're in aneg mode and PHY > doesn't signal "aneg complete". > > [0] https://marc.info/?t=156413509900003&r=1&w=2 > > Fixes: 4950c2ba49cc ("net: phy: fix autoneg mismatch case in > genphy_read_status") > Reported-by: liuyonglong <liuyongl...@huawei.com> > Tested-by: liuyonglong <liuyongl...@huawei.com> > Signed-off-by: Heiner Kallweit <hkallwe...@gmail.com> Applied.
