1 files changed, 15 insertions, 19 deletions
diff --git a/epan/dissectors/packet-e2ap.c b/epan/dissectors/packet-e2ap.c
index 19069a7..e1952ab 100644
--- a/epan/dissectors/packet-e2ap.c
+++ b/epan/dissectors/packet-e2ap.c
@@ -2100,7 +2100,6 @@ static int dissect_e2ap_RANParameter_Definition(tvbuff_t *tvb _U_, int offset _U
 static int dissect_e2ap_RANParameter_ValueType(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_);
 
 
-#define MAX_RECURSION_DEPTH 100 // Arbitrarily chosen.
 
 static const value_string e2ap_Criticality_vals[] = {
   {   0, "reject" },
@@ -7286,15 +7285,14 @@ static const per_sequence_t RANParameter_Testing_Item_sequence[] = {
 
 static int
 dissect_e2ap_RANParameter_Testing_Item(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-  const int proto_id = GPOINTER_TO_INT(wmem_list_frame_data(wmem_list_tail(actx->pinfo->layers)));
-  const unsigned cycle_size = 5;
-  unsigned recursion_depth = p_get_proto_depth(actx->pinfo, proto_id);
-  DISSECTOR_ASSERT(recursion_depth <= MAX_RECURSION_DEPTH);
-  p_set_proto_depth(actx->pinfo, proto_id, recursion_depth + cycle_size);
+  // RANParameter-Testing-Item → RANParameter-Testing-Item/ranParameter-Type → RANParameter-Testing-Item-Choice-List → RANParameter-Testing-LIST → RANParameter-Testing-Item
+  actx->pinfo->dissection_depth += 4;
+  increment_dissection_depth(actx->pinfo);
   offset = dissect_per_sequence(tvb, offset, actx, tree, hf_index,
                                    ett_e2ap_RANParameter_Testing_Item, RANParameter_Testing_Item_sequence);
 
-  p_set_proto_depth(actx->pinfo, proto_id, recursion_depth - cycle_size);
+  actx->pinfo->dissection_depth -= 4;
+  decrement_dissection_depth(actx->pinfo);
   return offset;
 }
 
@@ -7679,15 +7677,14 @@ static const per_sequence_t RANParameter_Definition_sequence[] = {
 
 static int
 dissect_e2ap_RANParameter_Definition(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-  const int proto_id = GPOINTER_TO_INT(wmem_list_frame_data(wmem_list_tail(actx->pinfo->layers)));
-  const unsigned cycle_size = 6;
-  unsigned recursion_depth = p_get_proto_depth(actx->pinfo, proto_id);
-  DISSECTOR_ASSERT(recursion_depth <= MAX_RECURSION_DEPTH);
-  p_set_proto_depth(actx->pinfo, proto_id, recursion_depth + cycle_size);
+  // RANParameter-Definition → RANParameter-Definition-Choice → RANParameter-Definition-Choice-LIST → RANParameter-Definition-Choice-LIST/ranParameter-List → RANParameter-Definition-Choice-LIST-Item → RANParameter-Definition
+  actx->pinfo->dissection_depth += 5;
+  increment_dissection_depth(actx->pinfo);
   offset = dissect_per_sequence(tvb, offset, actx, tree, hf_index,
                                    ett_e2ap_RANParameter_Definition, RANParameter_Definition_sequence);
 
-  p_set_proto_depth(actx->pinfo, proto_id, recursion_depth - cycle_size);
+  actx->pinfo->dissection_depth -= 5;
+  decrement_dissection_depth(actx->pinfo);
   return offset;
 }
 
@@ -7837,16 +7834,15 @@ static const per_choice_t RANParameter_ValueType_choice[] = {
 
 static int
 dissect_e2ap_RANParameter_ValueType(tvbuff_t *tvb _U_, int offset _U_, asn1_ctx_t *actx _U_, proto_tree *tree _U_, int hf_index _U_) {
-  const int proto_id = GPOINTER_TO_INT(wmem_list_frame_data(wmem_list_tail(actx->pinfo->layers)));
-  const unsigned cycle_size = 6;
-  unsigned recursion_depth = p_get_proto_depth(actx->pinfo, proto_id);
-  DISSECTOR_ASSERT(recursion_depth <= MAX_RECURSION_DEPTH);
-  p_set_proto_depth(actx->pinfo, proto_id, recursion_depth + cycle_size);
+  // RANParameter-ValueType → RANParameter-ValueType-Choice-Structure → RANParameter-STRUCTURE → RANParameter-STRUCTURE/sequence-of-ranParameters → RANParameter-STRUCTURE-Item → RANParameter-ValueType
+  actx->pinfo->dissection_depth += 5;
+  increment_dissection_depth(actx->pinfo);
   offset = dissect_per_choice(tvb, offset, actx, tree, hf_index,
                                  ett_e2ap_RANParameter_ValueType, RANParameter_ValueType_choice,
                                  NULL);
 
-  p_set_proto_depth(actx->pinfo, proto_id, recursion_depth - cycle_size);
+  actx->pinfo->dissection_depth -= 5;
+  decrement_dissection_depth(actx->pinfo);
   return offset;
 }