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authorBenoît Ganne <bganne@cisco.com>2022-12-22 15:01:21 +0100
committerOle Tr�an <otroan@employees.org>2023-01-11 07:13:27 +0000
commitf06a518f8b768c49301414cbeefb19020071fd1d (patch)
tree83e4bac33652461598862d4094d5b019da8edb9d /src/plugins/nat/nat44-ed
parent897fbba43424f04d5f50cecc5856d5462d37fad3 (diff)
nat: do not use nat session object after deletion
Type: fix Change-Id: Ifc709b6e7217a893d13aee6d3019e699637366ef Signed-off-by: Benoît Ganne <bganne@cisco.com>
Diffstat (limited to 'src/plugins/nat/nat44-ed')
-rw-r--r--src/plugins/nat/nat44-ed/nat44_ed_in2out.c7
-rw-r--r--src/plugins/nat/nat44-ed/nat44_ed_out2in.c3
2 files changed, 10 insertions, 0 deletions
diff --git a/src/plugins/nat/nat44-ed/nat44_ed_in2out.c b/src/plugins/nat/nat44-ed/nat44_ed_in2out.c
index 61ce70f357f..f41fcac5153 100644
--- a/src/plugins/nat/nat44-ed/nat44_ed_in2out.c
+++ b/src/plugins/nat/nat44-ed/nat44_ed_in2out.c
@@ -1194,6 +1194,7 @@ nat44_ed_in2out_fast_path_node_fn_inline (vlib_main_t *vm,
// session is closed, go slow path
nat44_ed_free_session_data (sm, s0, thread_index, 0);
nat_ed_session_delete (sm, s0, thread_index, 1);
+ s0 = 0;
next[0] = def_slow;
goto trace0;
}
@@ -1206,6 +1207,7 @@ nat44_ed_in2out_fast_path_node_fn_inline (vlib_main_t *vm,
{
nat44_ed_free_session_data (sm, s0, thread_index, 0);
nat_ed_session_delete (sm, s0, thread_index, 1);
+ s0 = 0;
// session is closed, go slow path
next[0] = def_slow;
goto trace0;
@@ -1227,6 +1229,7 @@ nat44_ed_in2out_fast_path_node_fn_inline (vlib_main_t *vm,
translation_error = NAT_ED_TRNSL_ERR_FLOW_MISMATCH;
nat44_ed_free_session_data (sm, s0, thread_index, 0);
nat_ed_session_delete (sm, s0, thread_index, 1);
+ s0 = 0;
next[0] = NAT_NEXT_DROP;
b0->error = node->errors[NAT_IN2OUT_ED_ERROR_TRNSL_FAILED];
goto trace0;
@@ -1238,6 +1241,7 @@ nat44_ed_in2out_fast_path_node_fn_inline (vlib_main_t *vm,
{
nat44_ed_free_session_data (sm, s0, thread_index, 0);
nat_ed_session_delete (sm, s0, thread_index, 1);
+ s0 = 0;
next[0] = NAT_NEXT_DROP;
b0->error = node->errors[NAT_IN2OUT_ED_ERROR_TRNSL_FAILED];
goto trace0;
@@ -1395,6 +1399,7 @@ nat44_ed_in2out_slow_path_node_fn_inline (vlib_main_t *vm,
{
nat44_ed_free_session_data (sm, s0, thread_index, 0);
nat_ed_session_delete (sm, s0, thread_index, 1);
+ s0 = 0;
next[0] = NAT_NEXT_DROP;
b0->error = node->errors[NAT_IN2OUT_ED_ERROR_TRNSL_FAILED];
goto trace0;
@@ -1418,6 +1423,7 @@ nat44_ed_in2out_slow_path_node_fn_inline (vlib_main_t *vm,
{
nat44_ed_free_session_data (sm, s0, thread_index, 0);
nat_ed_session_delete (sm, s0, thread_index, 1);
+ s0 = 0;
next[0] = NAT_NEXT_DROP;
b0->error = node->errors[NAT_IN2OUT_ED_ERROR_TRNSL_FAILED];
goto trace0;
@@ -1496,6 +1502,7 @@ nat44_ed_in2out_slow_path_node_fn_inline (vlib_main_t *vm,
{
nat44_ed_free_session_data (sm, s0, thread_index, 0);
nat_ed_session_delete (sm, s0, thread_index, 1);
+ s0 = 0;
next[0] = NAT_NEXT_DROP;
b0->error = node->errors[NAT_IN2OUT_ED_ERROR_TRNSL_FAILED];
goto trace0;
diff --git a/src/plugins/nat/nat44-ed/nat44_ed_out2in.c b/src/plugins/nat/nat44-ed/nat44_ed_out2in.c
index dfe4a15752b..fe4a41c5e08 100644
--- a/src/plugins/nat/nat44-ed/nat44_ed_out2in.c
+++ b/src/plugins/nat/nat44-ed/nat44_ed_out2in.c
@@ -881,6 +881,7 @@ nat44_ed_out2in_fast_path_node_fn_inline (vlib_main_t * vm,
// session is closed, go slow path
nat44_ed_free_session_data (sm, s0, thread_index, 0);
nat_ed_session_delete (sm, s0, thread_index, 1);
+ s0 = 0;
slow_path_reason = NAT_ED_SP_REASON_VRF_EXPIRED;
next[0] = NAT_NEXT_OUT2IN_ED_SLOW_PATH;
goto trace0;
@@ -895,6 +896,7 @@ nat44_ed_out2in_fast_path_node_fn_inline (vlib_main_t * vm,
// session is closed, go slow path
nat44_ed_free_session_data (sm, s0, thread_index, 0);
nat_ed_session_delete (sm, s0, thread_index, 1);
+ s0 = 0;
slow_path_reason = NAT_ED_SP_SESS_EXPIRED;
next[0] = NAT_NEXT_OUT2IN_ED_SLOW_PATH;
goto trace0;
@@ -943,6 +945,7 @@ nat44_ed_out2in_fast_path_node_fn_inline (vlib_main_t * vm,
translation_error = NAT_ED_TRNSL_ERR_FLOW_MISMATCH;
nat44_ed_free_session_data (sm, s0, thread_index, 0);
nat_ed_session_delete (sm, s0, thread_index, 1);
+ s0 = 0;
next[0] = NAT_NEXT_DROP;
b0->error = node->errors[NAT_OUT2IN_ED_ERROR_TRNSL_FAILED];
goto trace0;