In the Linux kernel, the following vulnerability has been resolved:scsi: pm80xx: Do not call scsi_remove_host() in pm8001_alloc()Calling scsi_remove_host() before scsi_add_host() results in a crash: BUG: kernel NULL pointer dereference, address: 0000000000000108 RIP: 0010:device_del+0x63/0x440 Call Trace:  device_unregister+0x17/0x60  scsi_remove_host+0xee/0x2a0  pm8001_pci_probe+0x6ef/0x1b90 [pm80xx]  local_pci_probe+0x3f/0x90We cannot call scsi_remove_host() in pm8001_alloc() because scsi_add_host()has not been called yet at that point in time.Function call tree:  pm8001_pci_probe()  |  `- pm8001_pci_alloc()  |  |  |  `- pm8001_alloc()  |     |  |     `- scsi_remove_host()  |  `- scsi_add_host()
CWE-476 NULL Pointer Dereference