From: Roy Marples <roy@marples.name>
Date: Tue, 15 Dec 2015 22:51:36 +0000 (+0000)
Subject: Send gratuitous ARP each time we apply our IP address.
X-Git-Tag: v6.10.0~42
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=45be0cb988df01493629a6fbacae99e8204bac45;p=thirdparty%2Fdhcpcd.git

Send gratuitous ARP each time we apply our IP address.
---

diff --git a/dhcp.c b/dhcp.c
index 274db05a..c75ba552 100644
--- a/dhcp.c
+++ b/dhcp.c
@@ -1936,8 +1936,6 @@ dhcp_arp_probed(struct arp_state *astate)
 	if (astate->iface->ctx->options & DHCPCD_FORKED)
 		return;
 
-	arp_announce(astate);
-
 	/* Stop IPv4LL now we have a working DHCP address */
 	ipv4ll_drop(astate->iface);
 
diff --git a/ipv4.c b/ipv4.c
index a3a4f737..fcc9b2e0 100644
--- a/ipv4.c
+++ b/ipv4.c
@@ -1166,6 +1166,13 @@ ipv4_applyaddr(void *arg)
 	 * notification right now via our link socket. */
 	if_initrt(ifp);
 	ipv4_buildroutes(ifp->ctx);
+	/* Announce the address */
+	if (ifo->options & DHCPCD_ARP) {
+		struct arp_state *astate;
+
+		if ((astate = arp_new(ifp, &state->addr)) != NULL)
+			arp_announce(astate);
+	}
 	if (state->state == DHS_BOUND) {
 		script_runreason(ifp, state->reason);
 		dhcpcd_daemonise(ifp->ctx);