Re: [PATCH] net: hso: register netdev later to avoid a race condition
From: David Miller <hidden>
Date: 2017-04-28 20:12:41
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From: David Miller <hidden>
Date: 2017-04-28 20:12:41
Also in:
lkml
From: Andreas Kemnade <redacted> Date: Wed, 26 Apr 2017 19:26:40 +0200
If the netdev is accessed before the urbs are initialized, there will be NULL pointer dereferences. That is avoided by registering it when it is fully initialized. This case occurs e.g. if dhcpcd is running in the background and the device is probed, either after insmod hso or when the device appears on the usb bus. A backtrace is the following:
...
Reported-by: H. Nikolaus Schaller <redacted> Signed-off-by: Andreas Kemnade <redacted>
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