- if (x0) {
- xfrm_state_hold(x0);
- } else if (create && (x0 = xfrm_state_alloc()) != NULL) {
- ipv6_addr_copy((struct in6_addr *)x0->sel.daddr.a6,
- (struct in6_addr *)daddr);
- ipv6_addr_copy((struct in6_addr *)x0->sel.saddr.a6,
- (struct in6_addr *)saddr);
- x0->sel.prefixlen_d = 128;
- x0->sel.prefixlen_s = 128;
- ipv6_addr_copy((struct in6_addr *)x0->props.saddr.a6,
- (struct in6_addr *)saddr);
- x0->km.state = XFRM_STATE_ACQ;
- ipv6_addr_copy((struct in6_addr *)x0->id.daddr.a6,
- (struct in6_addr *)daddr);
- x0->id.proto = proto;
- x0->props.family = AF_INET6;
- x0->props.mode = mode;
- x0->props.reqid = reqid;
- x0->lft.hard_add_expires_seconds = XFRM_ACQ_EXPIRES;
- xfrm_state_hold(x0);
- mod_timer(&x0->timer, jiffies + XFRM_ACQ_EXPIRES*HZ);
- xfrm_state_hold(x0);
- list_add_tail(&x0->bydst, xfrm6_state_afinfo.state_bydst+h);
- wake_up(&km_waitq);
+ if (j == n)
+ goto end;
+#endif
+
+ /* Rule 3: select IPsec tunnel */
+ for (i = 0; i < n; i++) {
+ if (src[i] &&
+ src[i]->mode == XFRM_MODE_TUNNEL) {
+ dst[j++] = src[i];
+ src[i] = NULL;
+ }
+ }
+ if (likely(j == n))
+ goto end;
+
+ /* Final rule */
+ for (i = 0; i < n; i++) {
+ if (src[i]) {
+ dst[j++] = src[i];
+ src[i] = NULL;
+ }