From: Maria Matejka <mq@ucw.cz>
Date: Mon, 30 May 2022 15:27:03 +0000 (+0200)
Subject: Merge commit 'f2e725a76882ba6b75c3ce4fb3c760bd83462410' into haugesund
X-Git-Tag: v3.0-alpha1~171^2~51
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=7b0c89a47fa1f63248ceaa1e9c1b3948dd29a68d;p=thirdparty%2Fbird.git

Merge commit 'f2e725a76882ba6b75c3ce4fb3c760bd83462410' into haugesund
---

7b0c89a47fa1f63248ceaa1e9c1b3948dd29a68d
diff --cc lib/route.h
index cfb08bbe5,5423ada3a..df648cf98
--- a/lib/route.h
+++ b/lib/route.h
@@@ -313,9 -310,13 +312,13 @@@ extern struct ea_class ea_gen_from
  /* Source: An old method to devise the route source protocol and kind.
   * To be superseded in a near future by something more informative. */
  extern struct ea_class ea_gen_source;
 -static inline u32 rt_get_source_attr(rte *rt)
 +static inline u32 rt_get_source_attr(const rte *rt)
  { return ea_get_int(rt->attrs->eattrs, &ea_gen_source, 0); }
  
+ /* MPLS labels: Use with a recursive nexthop specification
+  * to add additional labels to the resolved nexthop */
+ extern struct ea_class ea_mpls_labels;
+ 
  /* Next hop structures */
  
  #define NEXTHOP_MAX_SIZE (sizeof(struct nexthop) + sizeof(u32)*MPLS_MAX_LABEL_STACK)
diff --cc nest/rt-table.c
index 3f3aee18f,37f17bbcf..ba4f51153
--- a/nest/rt-table.c
+++ b/nest/rt-table.c
@@@ -2620,16 -2499,15 +2618,13 @@@ rt_next_hop_update_rte(rtable *tab, ne
    rta *a = alloca(RTA_MAX_SIZE);
    memcpy(a, old->attrs, rta_size(old->attrs));
  
-   mpls_label_stack mls = { .len = a->nh.labels_orig };
-   memcpy(mls.stack, &a->nh.label[a->nh.labels - mls.len], mls.len * sizeof(u32));
- 
-   rta_apply_hostentry(a, old->attrs->hostentry, &mls);
+   rta_apply_hostentry(a, old->attrs->hostentry);
    a->cached = 0;
  
 -  rte *e = sl_alloc(rte_slab);
 -  memcpy(e, old, sizeof(rte));
 -  e->attrs = rta_lookup(a);
 -  rt_lock_source(e->src);
 +  rte e0 = *old;
 +  e0.attrs = a;
  
 -  return e;
 +  return rte_store(&e0, n, tab);
  }