Days after a DRM driver developer orphaned his drivers due to health reasons in stepping down, the sole maintainer at large of the Linux wireless (WiFi) drivers is stepping down and without any immediate replacement. Kalle Valo who has been a Qualcomm Atheros engineer for more than the past decade and contributor to the Linux kernel since 2008 during the Linux 2.6 kernel days has decided to step down. Kalle announced this week on the Linux wireless mailing list: "I'm stepping down from all my ma...