diff --git a/net/ipv6/xfrm6_state.c b/net/ipv6/xfrm6_state.c
index e0b8f3c5caa2..6269584e610e 100644
--- a/net/ipv6/xfrm6_state.c
+++ b/net/ipv6/xfrm6_state.c
@@ -173,7 +173,19 @@ __xfrm6_state_sort(struct xfrm_state **dst, struct xfrm_state **src, int n)
 	if (j == n)
 		goto end;
 
-	/* XXX: Rule 2: select MIPv6 RO or inbound trigger */
+	/* Rule 2: select MIPv6 RO or inbound trigger */
+#ifdef CONFIG_IPV6_MIP6
+	for (i = 0; i < n; i++) {
+		if (src[i] &&
+		    (src[i]->props.mode == XFRM_MODE_ROUTEOPTIMIZATION ||
+		     src[i]->props.mode == XFRM_MODE_IN_TRIGGER)) {
+			dst[j++] = src[i];
+			src[i] = NULL;
+		}
+	}
+	if (j == n)
+		goto end;
+#endif
 
 	/* Rule 3: select IPsec transport AH */
 	for (i = 0; i < n; i++) {
@@ -226,7 +238,19 @@ __xfrm6_tmpl_sort(struct xfrm_tmpl **dst, struct xfrm_tmpl **src, int n)
 	if (j == n)
 		goto end;
 
-	/* XXX: Rule 2: select MIPv6 RO or inbound trigger */
+	/* Rule 2: select MIPv6 RO or inbound trigger */
+#ifdef CONFIG_IPV6_MIP6
+	for (i = 0; i < n; i++) {
+		if (src[i] &&
+		    (src[i]->mode == XFRM_MODE_ROUTEOPTIMIZATION ||
+		     src[i]->mode == XFRM_MODE_IN_TRIGGER)) {
+			dst[j++] = src[i];
+			src[i] = NULL;
+		}
+	}
+	if (j == n)
+		goto end;
+#endif
 
 	/* Rule 3: select IPsec tunnel */
 	for (i = 0; i < n; i++) {