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

Thanks to Taylor R Campbell.

diff --git a/ipv6rs.c b/ipv6rs.c
index 56fe251041914ce92ef265f5e60d62bed6c71dad..e2d9a1628a08c507557d3939feed79ca7cbe6b15 100644 (file)
--- a/ipv6rs.c
+++ b/ipv6rs.c
@@ -463,7 +463,8 @@ 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;
        }