vlr: fix GSM AKA in a UMTS AKA capable environment
Switch by vsub->sec_ctx to use the proper Kc for ciphering.
Even on an R99 capable MS with a UMTS AKA capable USIM, the MS may still choose
to only perform GSM AKA, as long as the bearer is GERAN. The VLR already stores
whether the MS replied
Review at https://gerrit.osmocom.org/7187
vlr: fix GSM AKA in a UMTS AKA capable environment
Switch by vsub->sec_ctx to use the proper Kc for ciphering.
Even on an R99 capable UE with a UMTS AKA capable USIM, the ME may still choose
to only perform GSM AKA, as long as the bearer is GERAN. The
