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-rw-r--r--src/vnet/ip/ip4_reassembly.c12
-rw-r--r--src/vnet/ip/ip6_reassembly.c1
2 files changed, 11 insertions, 2 deletions
diff --git a/src/vnet/ip/ip4_reassembly.c b/src/vnet/ip/ip4_reassembly.c
index f27351038fe..763229c5baa 100644
--- a/src/vnet/ip/ip4_reassembly.c
+++ b/src/vnet/ip/ip4_reassembly.c
@@ -489,6 +489,7 @@ ip4_reass_finalize (vlib_main_t * vm, vlib_node_runtime_t * node,
}
tmp->flags &= ~VLIB_BUFFER_NEXT_PRESENT;
tmp_bi = tmp->next_buffer;
+ tmp->next_buffer = 0;
tmp = vlib_get_buffer (vm, tmp_bi);
vlib_buffer_free_one (vm, to_be_freed_bi);
continue;
@@ -540,12 +541,15 @@ ip4_reass_finalize (vlib_main_t * vm, vlib_node_runtime_t * node,
}
if (tmp->flags & VLIB_BUFFER_NEXT_PRESENT)
{
+ tmp->flags &= ~VLIB_BUFFER_NEXT_PRESENT;
tmp_bi = tmp->next_buffer;
- tmp = vlib_get_buffer (vm, tmp->next_buffer);
+ tmp->next_buffer = 0;
+ tmp = vlib_get_buffer (vm, tmp_bi);
vlib_buffer_free_one (vm, to_be_freed_bi);
}
else
{
+ tmp->next_buffer = 0;
vlib_buffer_free_one (vm, to_be_freed_bi);
break;
}
@@ -562,6 +566,7 @@ ip4_reass_finalize (vlib_main_t * vm, vlib_node_runtime_t * node,
return IP4_REASS_RC_INTERNAL_ERROR;
}
last_b->flags &= ~VLIB_BUFFER_NEXT_PRESENT;
+
if (total_length < first_b->current_length)
{
return IP4_REASS_RC_INTERNAL_ERROR;
@@ -577,7 +582,8 @@ ip4_reass_finalize (vlib_main_t * vm, vlib_node_runtime_t * node,
{
return IP4_REASS_RC_NO_BUF;
}
-
+ // reset to reconstruct the mbuf linking
+ first_b->flags &= ~VLIB_BUFFER_EXT_HDR_VALID;
if (PREDICT_FALSE (first_b->flags & VLIB_BUFFER_IS_TRACED))
{
ip4_reass_add_trace (vm, node, rm, reass, reass->first_bi, FINALIZE, 0);
@@ -700,11 +706,13 @@ ip4_reass_remove_range_from_chain (vlib_main_t * vm,
{
discard_b->flags &= ~VLIB_BUFFER_NEXT_PRESENT;
discard_bi = discard_b->next_buffer;
+ discard_b->next_buffer = 0;
discard_b = vlib_get_buffer (vm, discard_bi);
vlib_buffer_free_one (vm, to_be_freed_bi);
}
else
{
+ discard_b->next_buffer = 0;
vlib_buffer_free_one (vm, to_be_freed_bi);
break;
}
diff --git a/src/vnet/ip/ip6_reassembly.c b/src/vnet/ip/ip6_reassembly.c
index 45cd2b2eaeb..cb1cd9afeb4 100644
--- a/src/vnet/ip/ip6_reassembly.c
+++ b/src/vnet/ip/ip6_reassembly.c
@@ -633,6 +633,7 @@ ip6_reass_finalize (vlib_main_t * vm, vlib_node_runtime_t * node,
rv = IP6_REASS_RC_NO_BUF;
goto free_buffers_and_return;
}
+ first_b->flags &= ~VLIB_BUFFER_EXT_HDR_VALID;
if (PREDICT_FALSE (first_b->flags & VLIB_BUFFER_IS_TRACED))
{
ip6_reass_add_trace (vm, node, rm, reass, reass->first_bi, FINALIZE, 0);