On Fri, Jun 15, 2018 at 05:52:49PM +0200, Alexandre Belloni wrote:
> When both uio and the uio drivers are built in the kernel, it is possible
> for a driver to register devices before the uio class is registered.
>
> This may result in a NULL pointer dereference later on in
> get_device_parent()
When both uio and the uio drivers are built in the kernel, it is possible
for a driver to register devices before the uio class is registered.
This may result in a NULL pointer dereference later on in
get_device_parent() when accessing the class glue_dirs spinlock.
The trace looks like that:
Una
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