fu-hwids: Fix a segfault in smbios data processing caught by fuzzing
fu-hwids: Fix a segfault in smbios data processing caught by fuzzing

Reported-by: Lionel Debroux <26c7e3f068b1333d5ab848d51f681ede899c0aa2@yahoo.fr>

fwupd/fwupd,vathpela/fwupd,vathpela/fwupd,fwupd/fwupd,vathpela/fwupd,fwupd/fwupd,hughsie/fwupd,hughsie/fwupd,hughsie/fwupd,fwupd/fwupd,hughsie/fwupd,vathpela/fwupd