netifd: remove obsolete _init callbacks, set available=1 for ppp

SVN-Revision: 28631

package/netifd/files/lib/netifd/proto/dhcp.sh

@@ -48,9 +48,5 @@ dhcp_teardown() {
 	proto_kill_command
 }
 
-dhcp_init() {
-	return
-}
-
 add_protocol dhcp
 

package/netifd/files/lib/netifd/proto/ppp.sh

@@ -94,6 +94,7 @@ ppp_init_config() {
 	proto_config_add_string "device"
 	ppp_generic_init_config
 	no_device=1
+	available=1
 }
 
 ppp_setup() {
@@ -107,10 +108,6 @@ ppp_teardown() {
 	ppp_generic_teardown "$@"
 }
 
-ppp_init() {
-	return
-}
-
 pppoe_init_config() {
 	ppp_generic_init_config
 	proto_config_add_string "ac"
@@ -142,10 +139,6 @@ pppoe_teardown() {
 	ppp_generic_teardown "$@"
 }
 
-pppoe_init() {
-	return
-}
-
 pppoa_init_config() {
 	ppp_generic_init_config
 	proto_config_add_int "atmdev"
@@ -182,10 +175,6 @@ pppoa_teardown() {
 	ppp_generic_teardown "$@"
 }
 
-pppoa_init() {
-	return
-}
-
 [ -n "$INCLUDE_ONLY" ] || {
 	add_protocol ppp
 	[ -f /usr/lib/pppd/*/rp-pppoe.so ] && add_protocol pppoe