- Interrupt handler now checks shared interrupt source and protects   the interrupt handler from NULL pointer dereference which was caused   by odd status word value. The status word can return 0xffffffff if the   cable is unplugged while Rx/Tx/auto-negotiation is in progress.
- Interrupt handler now checks shared interrupt source and protects
  the interrupt handler from NULL pointer dereference which was caused
  by odd status word value. The status word can return 0xffffffff if the
  cable is unplugged while Rx/Tx/auto-negotiation is in progress.

From FreeBSD

orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars