From 7b2917fbe2a9ec17f69ca94fcbae534927915834 Mon Sep 17 00:00:00 2001 From: Aloys Augustin Date: Tue, 13 Apr 2021 21:14:55 +0200 Subject: [PATCH] ip: ensure ttl doesn't decrease to 0 when punting Change-Id: I248ef12fd34ea2a1c383fbcc530a8ffeb31ba92b Type: fix Signed-off-by: Aloys Augustin --- src/vnet/ip/ip_punt_drop.h | 2 ++ 1 file changed, 2 insertions(+) diff --git a/src/vnet/ip/ip_punt_drop.h b/src/vnet/ip/ip_punt_drop.h index 16d46ba190e..a595e446adc 100644 --- a/src/vnet/ip/ip_punt_drop.h +++ b/src/vnet/ip/ip_punt_drop.h @@ -349,6 +349,8 @@ ip_punt_redirect (vlib_main_t * vm, if (PREDICT_TRUE (INDEX_INVALID != rrxi0)) { + /* prevent ttl decrement on forward */ + b0->flags |= VNET_BUFFER_F_LOCALLY_ORIGINATED; rrx0 = ip_punt_redirect_get (rrxi0); vnet_buffer (b0)->ip.adj_index[VLIB_TX] = rrx0->dpo.dpoi_index; next0 = rrx0->dpo.dpoi_next_node; -- 2.16.6