lacp: coverity fix on null pointer dereference

Coverity complains on null pointer dereference. It is not likely to
happen.

Type: fix

Signed-off-by: Steven Luong <sluong@cisco.com>
Change-Id: Iab726a1e2d60725cec7ab0bbd2787b62e6393d33

diff --git a/src/plugins/lacp/selection.c b/src/plugins/lacp/selection.c
index 0c9f036..1588ebf 100644 (file)
--- a/src/plugins/lacp/selection.c
+++ b/src/plugins/lacp/selection.c
@@ -40,8 +40,8 @@ lacp_set_port_selected (vlib_main_t *vm, bond_if_t *bif, member_if_t *mif)
     {
       p = *vec_elt_at_index (bif->active_members, 0);
       mif2 = bond_get_member_by_sw_if_index (p);
-      if ((mif2->partner.key != mif->partner.key) ||
-         memcmp (mif2->partner.system, mif->partner.system, 6))
+      if (mif2 && ((mif2->partner.key != mif->partner.key) ||
+                  memcmp (mif2->partner.system, mif->partner.system, 6)))
        {
          mif->selected = LACP_PORT_UNSELECTED;
          lacp_machine_dispatch (&lacp_mux_machine, vm, mif,