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-rw-r--r--src/vnet/ip/ip4_forward.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/src/vnet/ip/ip4_forward.c b/src/vnet/ip/ip4_forward.c
index fdc92ca16f8..77ea4c5524e 100644
--- a/src/vnet/ip/ip4_forward.c
+++ b/src/vnet/ip/ip4_forward.c
@@ -2109,8 +2109,11 @@ ip4_rewrite_inline_with_gso (vlib_main_t * vm,
u32 tx_sw_if_index0, tx_sw_if_index1;
u8 *p;
- vlib_prefetch_buffer_header (b[6], LOAD);
- vlib_prefetch_buffer_header (b[7], LOAD);
+ if (is_midchain)
+ {
+ vlib_prefetch_buffer_header (b[6], LOAD);
+ vlib_prefetch_buffer_header (b[7], LOAD);
+ }
adj_index0 = vnet_buffer (b[0])->ip.adj_index[VLIB_TX];
adj_index1 = vnet_buffer (b[1])->ip.adj_index[VLIB_TX];