scan_ppp() {
config_get ifname "$1" ifname
pppdev="${pppdev:-0}"
- config_set "$1" ifname "ppp$pppdev"
- config_set "$1" unit "$pppdev"
- pppdev="$(($pppdev + 1))"
+ config_get unit "$1" unit
+ [ -z "$unit" ] && {
+ config_set "$1" ifname "ppp$pppdev"
+ config_set "$1" unit "$pppdev"
+ pppdev="$(($pppdev + 1))"
+ }
}
start_pppd() {