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| author | Rafael Zalamena <rzalamena@opensourcerouting.org> | 2020-05-29 22:46:29 +0200 |
|---|---|---|
| committer | Rafael Zalamena <rzalamena@opensourcerouting.org> | 2020-05-31 13:29:54 +0200 |
| commit | c2afd32f36d1529d2e3f42b7fbf46e2efadb387b (patch) | |
| tree | 08cca0912e7642bf8c72408b0510273bd40c971b /isisd/isis_bfd.c | |
| parent | bfdd: don't update peers settings on shutdown (diff) | |
| download | frr-c2afd32f36d1529d2e3f42b7fbf46e2efadb387b.tar.xz frr-c2afd32f36d1529d2e3f42b7fbf46e2efadb387b.zip | |
isisd: check interface pointer before accessing
On some cases (protocol convergence down or daemon exit) we'll have the
interface pointer in the circuit as `NULL`, so don't attempt to access
it.
Signed-off-by: Rafael Zalamena <rzalamena@opensourcerouting.org>
Diffstat (limited to 'isisd/isis_bfd.c')
| -rw-r--r-- | isisd/isis_bfd.c | 11 |
1 files changed, 7 insertions, 4 deletions
diff --git a/isisd/isis_bfd.c b/isisd/isis_bfd.c index 0f0d20e39..a9a1ec7c4 100644 --- a/isisd/isis_bfd.c +++ b/isisd/isis_bfd.c @@ -263,9 +263,10 @@ static void bfd_handle_adj_down(struct isis_adjacency *adj) ZEBRA_BFD_DEST_DEREGISTER); bfd_peer_sendmsg(zclient, NULL, adj->bfd_session->family, - &adj->bfd_session->dst_ip, - &adj->bfd_session->src_ip, - adj->circuit->interface->name, + &adj->bfd_session->dst_ip, &adj->bfd_session->src_ip, + (adj->circuit->interface) + ? adj->circuit->interface->name + : NULL, 0, /* ttl */ 0, /* multihop */ 1, /* control plane independent bit is on */ @@ -324,7 +325,9 @@ static void bfd_handle_adj_up(struct isis_adjacency *adj, int command) bfd_peer_sendmsg(zclient, circuit->bfd_info, adj->bfd_session->family, &adj->bfd_session->dst_ip, &adj->bfd_session->src_ip, - circuit->interface->name, + (adj->circuit->interface) + ? adj->circuit->interface->name + : NULL, 0, /* ttl */ 0, /* multihop */ 1, /* control plane independent bit is on */ |