Re: [PATCH] thunderbolt: handle possible NULL pointer from get_device()

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To: Greg KH <gregkh@xxxxxxxxxxxxxxxxxxx>
Subject: Re: [PATCH] thunderbolt: handle possible NULL pointer from get_device()
From: Dmitry Antipov <dmantipov@xxxxxxxxx>
Date: Fri, 9 Jun 2023 10:15:36 +0300
Cc: Michael Jamet <michael.jamet@xxxxxxxxx>, linux-usb@xxxxxxxxxxxxxxx, lvc-project@xxxxxxxxxxxxxxxx
In-reply-to: <2023060911-expose-unplanned-964a@gregkh>
References: <20230609061619.57756-1-dmantipov@yandex.ru> <2023060911-expose-unplanned-964a@gregkh>
User-agent: Mozilla/5.0 (X11; Linux x86_64; rv:102.0) Gecko/20100101 Thunderbird/102.10.0

On 6/9/23 09:30, Greg KH wrote:

Sorry, but how can that happen?


Hmmm.. there should be a complete mess in the device tree (e.g. passing
root device with no parent where the regular device is expected). If
you're sure that this doesn't worth checking then please disregard this.

Dmitry

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  - From: Dmitry Antipov
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  - From: Greg KH

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