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-rw-r--r--src/vnet/pg/input.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/src/vnet/pg/input.c b/src/vnet/pg/input.c
index 60fc96e6faa..c8f3d9f01d8 100644
--- a/src/vnet/pg/input.c
+++ b/src/vnet/pg/input.c
@@ -1623,9 +1623,11 @@ pg_generate_packets (vlib_node_runtime_t * node,
u8 feature_arc_index = fm->device_input_feature_arc_index;
cm = &fm->feature_config_mains[feature_arc_index];
u32 current_config_index = ~(u32) 0;
- pg_interface_t *pi = pool_elt_at_index (pg->interfaces, s->pg_if_index);
+ pg_interface_t *pi;
int i;
+ pi = pool_elt_at_index (pg->interfaces,
+ pg->if_id_by_sw_if_index[s->sw_if_index[VLIB_RX]]);
bi0 = s->buffer_indices;
n_packets_in_fifo = pg_stream_fill (pg, s, n_packets_to_generate);