ospfd: fix crash on "show ip ospf neighbor detail"

Fixes #8419.

Signed-off-by: Igor Ryzhov <iryzhov@nfware.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/lib/bfd.c b/lib/bfd.c
index 176269cc5b..276d6c685e 100644
--- a/lib/bfd.c
+++ b/lib/bfd.c
@@ -988,6 +988,9 @@ void bfd_sess_show(struct vty *vty, struct json_object *json,
 	json_object *json_bfd = NULL;
 	char time_buf[64];
 
+	if (!bsp)
+		return;
+
 	/* Show type. */
 	if (json) {
 		json_bfd = json_object_new_object();