network: prevent unnecessary interface down/up cycles if no mac address change is requested

SVN-Revision: 16269
lede-17.01
Felix Fietkau 2009-06-01 18:09:05 +00:00
parent bc8ed5ec5f
commit 642870d0cc
1 changed files with 3 additions and 2 deletions

View File

@ -246,9 +246,10 @@ setup_interface() {
# Interface settings
config_get mtu "$config" mtu
config_get macaddr "$config" macaddr
grep "$iface:" /proc/net/dev > /dev/null && \
$DEBUG ifconfig "$iface" down && \
grep "$iface:" /proc/net/dev > /dev/null && {
[ -n "$macaddr" ] && $DEBUG ifconfig "$iface" down
$DEBUG ifconfig "$iface" ${macaddr:+hw ether "$macaddr"} ${mtu:+mtu $mtu} up
}
set_interface_ifname "$config" "$iface"
pidfile="/var/run/$iface.pid"