bfdd: Prevent storage of ifp pointer that has been deleted

On shutdown, interfaces are deleted but if the bfd session
is down we retain the interface pointer.  Remove the retained
pointer.

Signed-off-by: Donald Sharp <sharpd@nvidia.com>

diff --git a/bfdd/ptm_adapter.c b/bfdd/ptm_adapter.c
index 33f5119e4d6318ffed76db75f7783fc77dc35ace..01e72cca26b7f94809712509f7be01f6c1b9f5cb 100644 (file)
--- a/bfdd/ptm_adapter.c
+++ b/bfdd/ptm_adapter.c
@@ -684,8 +684,10 @@ static void bfdd_sessions_disable_interface(struct interface *ifp)
                if (strcmp(ifp->name, bs->key.ifname))
                        continue;
                /* Skip disabled sessions. */
-               if (bs->sock == -1)
+               if (bs->sock == -1) {
+                       bs->ifp = NULL;
                        continue;
+               }
 
                bfd_session_disable(bs);