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net: lan966x: fix kernel oops on ioctl when I/F is down
authorMichael Walle <michael@walle.cc>
Mon, 28 Mar 2022 22:03:50 +0000 (00:03 +0200)
committerPaolo Abeni <pabeni@redhat.com>
Tue, 29 Mar 2022 08:47:24 +0000 (10:47 +0200)
commitad7da1ce5749c0eb4f09dd7e5510123be56f10fb
treeb976080c4d478eceb538f851162b4121000b4318tree | snapshot
parent807ca64e154638c7540f3dfb48a2b9a8a58385d0commit | diff
net: lan966x: fix kernel oops on ioctl when I/F is down

ioctls handled by phy_mii_ioctl() will cause a kernel oops when the
interface is down. Fix it by making sure there is a PHY attached.

Fixes: 735fec995b21 ("net: lan966x: Implement SIOCSHWTSTAMP and SIOCGHWTSTAMP")
Signed-off-by: Michael Walle <michael@walle.cc>
Reviewed-by: Andrew Lunn <andrew@lunn.ch>
Link: https://lore.kernel.org/r/20220328220350.3118969-1-michael@walle.cc
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
drivers/net/ethernet/microchip/lan966x/lan966x_main.c diff | blob | history
ep93xx device tree rework repo: git://git.maquefel.me/linux.git