# kill active ppp daemon and other processes
config_get ifname "$cfg" ifname
-pids="$(cat /var/run/${ifname}.pid /var/run/ppp-${cfg}.pid 2>/dev/null)"
+pids="$(head -n1 -q /var/run/${ifname}.pid /var/run/ppp-${cfg}.pid 2>/dev/null)"
for pid in $pids; do
[ -d "/proc/$pid" ] && {
kill $pid