From: Ido Schimmel <ido...@mellanox.com>
We usually destroy the netdev's router interface (RIF) when the last IP
address is removed from it.
However, we shouldn't do that if it's enslaved to an L3 master device.
Signed-off-by: Ido Schimmel <ido...@mellanox.com>
Signed-off-by: Jiri Pirko <j...@mellanox.com>
---
drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
index c29713a..ff3cf55 100644
--- a/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
+++ b/drivers/net/ethernet/mellanox/mlxsw/spectrum_router.c
@@ -41,6 +41,7 @@
#include <linux/in6.h>
#include <linux/notifier.h>
#include <linux/inetdevice.h>
+#include <linux/netdevice.h>
#include <net/netevent.h>
#include <net/neighbour.h>
#include <net/arp.h>
@@ -2669,7 +2670,7 @@ static bool mlxsw_sp_rif_should_config(struct
mlxsw_sp_rif *r,
return true;
return false;
case NETDEV_DOWN:
- if (r && !in_dev->ifa_list)
+ if (r && !in_dev->ifa_list && !netif_is_l3_slave(r->dev))
return true;
/* It is possible we already removed the RIF ourselves
* if it was assigned to a netdev that is now a bridge
--
2.7.4
