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SubjectRe: [PATCH net] net: phy: guard against accessing a NULL features bitmap
On Fri, Jan 11, 2019 at 01:56:46PM +0200, Camelia Groza wrote:
> Since phy driver features became a link_mode bitmap, phy drivers that
> don't have a list of features configured will cause the kernel to crash
> when probed.

Hi Camelia

A NULL features is a driver bug. So i would prefer to solve this

Please make phy_driver_register() do a WARN_ON(!new_driver->features)
and return -EINVAL.

Do you know of a specific driver which as a NULL value? We should fix
that as well.


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