Check the correct interface the RAP came from before overwriting it.

1 files changed, 2 insertions, 1 deletions

diff --git a/ipv6rs.c b/ipv6rs.c
index 58813472..3b18750a 100644
--- a/ipv6rs.c
+++ b/ipv6rs.c
@@ -469,7 +469,8 @@ ipv6rs_handledata(_unused void *arg)
 		return;
 	}
 	TAILQ_FOREACH(rap, &ipv6_routers, next) {
-		if (memcmp(rap->from.s6_addr, from.sin6_addr.s6_addr,
+		if (ifp == rap->iface &&
+		    memcmp(rap->from.s6_addr, from.sin6_addr.s6_addr,
 		    sizeof(rap->from.s6_addr)) == 0)
 			break;
 	}