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-rw-r--r--src/vnet/ip/ip4_forward.c7
-rw-r--r--src/vnet/ip/ip6_forward.c7
2 files changed, 14 insertions, 0 deletions
diff --git a/src/vnet/ip/ip4_forward.c b/src/vnet/ip/ip4_forward.c
index 231912bc5ca..b76da0a248b 100644
--- a/src/vnet/ip/ip4_forward.c
+++ b/src/vnet/ip/ip4_forward.c
@@ -640,6 +640,8 @@ void
ip4_sw_interface_enable_disable (u32 sw_if_index, u32 is_enable)
{
ip4_main_t *im = &ip4_main;
+ vnet_main_t *vnm = vnet_get_main ();
+ vnet_hw_interface_t *hi = vnet_get_sup_hw_interface (vnm, sw_if_index);
vec_validate_init_empty (im->ip_enabled_by_sw_if_index, sw_if_index, 0);
@@ -664,6 +666,11 @@ ip4_sw_interface_enable_disable (u32 sw_if_index, u32 is_enable)
vnet_feature_enable_disable ("ip4-multicast", "ip4-not-enabled",
sw_if_index, !is_enable, 0, 0);
+ if (is_enable)
+ hi->l3_if_count++;
+ else if (hi->l3_if_count)
+ hi->l3_if_count--;
+
{
ip4_enable_disable_interface_callback_t *cb;
vec_foreach (cb, im->enable_disable_interface_callbacks)
diff --git a/src/vnet/ip/ip6_forward.c b/src/vnet/ip/ip6_forward.c
index 207d968a650..e4d8fc0ea88 100644
--- a/src/vnet/ip/ip6_forward.c
+++ b/src/vnet/ip/ip6_forward.c
@@ -239,6 +239,8 @@ void
ip6_sw_interface_enable_disable (u32 sw_if_index, u32 is_enable)
{
ip6_main_t *im = &ip6_main;
+ vnet_main_t *vnm = vnet_get_main ();
+ vnet_hw_interface_t *hi = vnet_get_sup_hw_interface (vnm, sw_if_index);
vec_validate_init_empty (im->ip_enabled_by_sw_if_index, sw_if_index, 0);
@@ -264,6 +266,11 @@ ip6_sw_interface_enable_disable (u32 sw_if_index, u32 is_enable)
vnet_feature_enable_disable ("ip6-multicast", "ip6-not-enabled",
sw_if_index, !is_enable, 0, 0);
+
+ if (is_enable)
+ hi->l3_if_count++;
+ else if (hi->l3_if_count)
+ hi->l3_if_count--;
}
/* get first interface address */