[Kernel-packages] [Bug 1903682] [NEW] [UBUNTU 20.10] NULL pointer dereference when configuring multi-function with devfn != 0 before devfn == 0

Public bug reported: Background: When handling multifunction devices in zPCI we take the UID of the PCI function with function number 0 (that always exists according to the PCI spec) as domain number. Therefore when hot plugging functions with function number larger than 0 before function 0, we

[Kernel-packages] [Bug 1903682] [NEW] [UBUNTU 20.10] NULL pointer dereference when configuring multi-function with devfn != 0 before devfn == 0

You have been subscribed to a public bug: Background: When handling multifunction devices in zPCI we take the UID of the PCI function with function number 0 (that always exists according to the PCI spec) as domain number. Therefore when hot plugging functions with function number larger than 0