Fix a crash accidently introduced prior patch.

1 files changed, 5 insertions, 0 deletions

diff --git a/ipv6nd.c b/ipv6nd.c
index 95eda6b2..c839cecd 100644
--- a/ipv6nd.c
+++ b/ipv6nd.c
@@ -1310,6 +1310,11 @@ ipv6nd_handleifa(int cmd, struct ipv6_addr *addr)
 {
 	struct ra *rap;
 
+	/* IPv6 init may not have happened yet if we are learning
+	 * existing addresses when dhcpcd starts. */
+	if (addr->iface->ctx->ipv6 == NULL)
+		return;
+
 	TAILQ_FOREACH(rap, addr->iface->ctx->ipv6->ra_routers, next) {
 		if (rap->iface != addr->iface)
 			continue;