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Date: Wed, 18 Oct 2017 16:32:55 +0800 From: jeffy <jeffy.chen@...k-chips.com> To: Greg Kroah-Hartman <gregkh@...uxfoundation.org> CC: linux-kernel@...r.kernel.org, dmitry.torokhov@...il.com, heiko@...ech.de, briannorris@...omium.org, rjw@...ysocki.net, dianders@...omium.org, tfiga@...omium.org, broonie@...nel.org, seanpaul@...omium.org, thierry.reding@...il.com Subject: Re: [PATCH] driver core: Make sure device detached from driver before deleting it Hi Greg, On 10/18/2017 03:33 PM, Greg Kroah-Hartman wrote: > The SPI core should have some internal housekeeping to do there as well, > right? Is this the only bus that gets this "wrong"? > hmm, i checked i2c code, it has the same issue: void i2c_unregister_device(struct i2c_client *client) { if (client->dev.of_node) of_node_clear_flag(client->dev.of_node, OF_POPULATED); if (ACPI_COMPANION(&client->dev)) acpi_device_clear_enumerated(ACPI_COMPANION(&client->dev)); device_unregister(&client->dev); } not sure about others, maybe mfd-core too... > thanks, > > greg k-h > > >
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