diff options
Diffstat (limited to 'vnet')
| -rw-r--r-- | vnet/vnet/lisp-gpe/ip_forward.c | 22 |
1 files changed, 21 insertions, 1 deletions
diff --git a/vnet/vnet/lisp-gpe/ip_forward.c b/vnet/vnet/lisp-gpe/ip_forward.c index 83c52e346d8..1294e0e2423 100644 --- a/vnet/vnet/lisp-gpe/ip_forward.c +++ b/vnet/vnet/lisp-gpe/ip_forward.c @@ -174,6 +174,26 @@ ip4_sd_fib_clear_src_fib (lisp_gpe_main_t * lgm, ip4_fib_t * fib) } } +static u8 +ip4_fib_is_empty (ip4_fib_t * fib) +{ + u8 fib_is_empty; + int i; + + fib_is_empty = 1; + for (i = ARRAY_LEN (fib->adj_index_by_dst_address) - 1; i >= 0; i--) + { + uword * hash = fib->adj_index_by_dst_address[i]; + uword n_elts = hash_elts (hash); + if (n_elts) + { + fib_is_empty = 0; + break; + } + } + return fib_is_empty; +} + static int ip4_sd_fib_add_del_route (lisp_gpe_main_t * lgm, ip_prefix_t * dst_prefix, ip_prefix_t * src_prefix, u32 table_id, @@ -273,7 +293,7 @@ ip4_sd_fib_add_del_route (lisp_gpe_main_t * lgm, ip_prefix_t * dst_prefix, return 0; /* if there's nothing left */ - if (ARRAY_LEN(src_fib->adj_index_by_dst_address) == 0) + if (ip4_fib_is_empty(src_fib)) { /* remove the src fib .. */ pool_put(lgm->ip4_src_fibs, src_fib); |