pbrd: Cleanup zclient on shutdown

For some reason pbrd had no shutdown code for zclient.
Now it does.

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

3 files changed, 13 insertions, 0 deletions

diff --git a/pbrd/pbr_main.c b/pbrd/pbr_main.c
index 6699079a68..dd4893bb78 100644
--- a/pbrd/pbr_main.c
+++ b/pbrd/pbr_main.c
@@ -71,6 +71,8 @@ static void sigint(void)
 
 	pbr_vrf_terminate();
 
+	pbr_zebra_destroy();
+
 	frr_fini();
 
 	exit(0);
diff --git a/pbrd/pbr_zebra.c b/pbrd/pbr_zebra.c
index 30eaf62902..d47a308ac8 100644
--- a/pbrd/pbr_zebra.c
+++ b/pbrd/pbr_zebra.c
@@ -419,6 +419,16 @@ void pbr_zebra_init(void)
 	zclient->zebra_connected = zebra_connected;
 }
 
+void pbr_zebra_destroy(void)
+{
+	if (zclient == NULL)
+		return;
+
+	zclient_stop(zclient);
+	zclient_free(zclient);
+	zclient = NULL;
+}
+
 void pbr_send_rnh(struct nexthop *nhop, bool reg)
 {
 	uint32_t command;
diff --git a/pbrd/pbr_zebra.h b/pbrd/pbr_zebra.h
index ef844ef797..5cbb1fd682 100644
--- a/pbrd/pbr_zebra.h
+++ b/pbrd/pbr_zebra.h
@@ -14,6 +14,7 @@ struct pbr_interface {
 extern struct event_loop *master;
 
 extern void pbr_zebra_init(void);
+extern void pbr_zebra_destroy(void);
 
 extern void route_add(struct pbr_nexthop_group_cache *pnhgc,
 		      struct nexthop_group nhg, afi_t install_afi);