Re: [PATCH] thunderbolt: Prevent crash when ICM firmware is not running

2018-03-14 Thread Mika Westerberg
On Fri, Mar 09, 2018 at 01:44:34PM +0300, Mika Westerberg wrote: > On Lenovo ThinkPad Yoga 370 (and possibly some other Lenovo models as > well) the Thunderbolt host controller sometimes comes up in such way > that the ICM firmware is not running properly. This is most likely an > issue in BIOS/fir

[PATCH] thunderbolt: Prevent crash when ICM firmware is not running

2018-03-09 Thread Mika Westerberg
On Lenovo ThinkPad Yoga 370 (and possibly some other Lenovo models as well) the Thunderbolt host controller sometimes comes up in such way that the ICM firmware is not running properly. This is most likely an issue in BIOS/firmware but as side-effect driver crashes the kernel due to NULL pointer de