Commit c4ba68b8691e4 backported from upstream to 4.14 stable was probably applied wrongly, and instead of calling sfp_register_socket in sfp_probe, the socket registering code was put into sfp_remove. This is obviously wrong.
The commit first appeared in 4.14.104. Fix it for the next 4.14 release. Fixes: c4ba68b8691e4 ("net: sfp: do not probe SFP module before we're attached") Cc: stable <sta...@vger.kernel.org> Cc: Russell King <rmk+ker...@armlinux.org.uk> Cc: David S. Miller <da...@davemloft.net> Cc: Greg Kroah-Hartman <gre...@linuxfoundation.org> Cc: Sasha Levin <sas...@kernel.org> Signed-off-by: Marek BehĂșn <marek.be...@nic.cz> Signed-off-by: Sasha Levin <sas...@kernel.org> --- drivers/net/phy/sfp.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/drivers/net/phy/sfp.c b/drivers/net/phy/sfp.c index a1b68b19d912..5ab725a571a8 100644 --- a/drivers/net/phy/sfp.c +++ b/drivers/net/phy/sfp.c @@ -878,6 +878,10 @@ static int sfp_probe(struct platform_device *pdev) if (poll) mod_delayed_work(system_wq, &sfp->poll, poll_jiffies); + sfp->sfp_bus = sfp_register_socket(sfp->dev, sfp, &sfp_module_ops); + if (!sfp->sfp_bus) + return -ENOMEM; + return 0; } @@ -887,10 +891,6 @@ static int sfp_remove(struct platform_device *pdev) sfp_unregister_socket(sfp->sfp_bus); - sfp->sfp_bus = sfp_register_socket(sfp->dev, sfp, &sfp_module_ops); - if (!sfp->sfp_bus) - return -ENOMEM; - return 0; } -- 2.19.1