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 differently. 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. Thank Andrew