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-rw-r--r--src/vnet/gre/node.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/src/vnet/gre/node.c b/src/vnet/gre/node.c
index 92523069f05..fdd3118bf3c 100644
--- a/src/vnet/gre/node.c
+++ b/src/vnet/gre/node.c
@@ -301,6 +301,9 @@ gre_input (vlib_main_t * vm,
vnet_buffer (b[1])->sw_if_index[VLIB_RX] = tun_sw_if_index[1];
}
+ vnet_buffer (b[0])->sw_if_index[VLIB_TX] = (u32) ~0;
+ vnet_buffer (b[1])->sw_if_index[VLIB_TX] = (u32) ~0;
+
if (PREDICT_FALSE (b[0]->flags & VLIB_BUFFER_IS_TRACED))
gre_trace (vm, node, b[0], tun_sw_if_index[0], ip6[0], ip4[0],
is_ipv6);
@@ -411,6 +414,8 @@ gre_input (vlib_main_t * vm,
vnet_buffer (b[0])->sw_if_index[VLIB_RX] = tun_sw_if_index[0];
}
+ vnet_buffer (b[0])->sw_if_index[VLIB_TX] = (u32) ~0;
+
if (PREDICT_FALSE (b[0]->flags & VLIB_BUFFER_IS_TRACED))
gre_trace (vm, node, b[0], tun_sw_if_index[0], ip6[0], ip4[0],
is_ipv6);