From affe5835feb392e52d3fc1956340809be6042edc Mon Sep 17 00:00:00 2001
From: Gregory Tsipenyuk <gregtatcam@users.noreply.github.com>
Date: Fri, 17 Apr 2026 10:19:58 -0400
Subject: [PATCH] fix: Change AMMClawback return code to tecNO_PERMISSION
 (#6946)

---
 .../tx/transactors/dex/AMMClawback.cpp        |  4 ++-
 src/test/app/AMMClawback_test.cpp             | 30 +++++++++++--------
 2 files changed, 20 insertions(+), 14 deletions(-)

diff --git a/src/libxrpl/tx/transactors/dex/AMMClawback.cpp b/src/libxrpl/tx/transactors/dex/AMMClawback.cpp
index e437da3e70..aaf5574049 100644
--- a/src/libxrpl/tx/transactors/dex/AMMClawback.cpp
+++ b/src/libxrpl/tx/transactors/dex/AMMClawback.cpp
@@ -105,7 +105,9 @@ AMMClawback::preclaim(PreclaimContext const& ctx)
         // permission
         if (((issuerFlagsIn & lsfAllowTrustLineClawback) == 0u) ||
             ((issuerFlagsIn & lsfNoFreeze) != 0u))
-            return tesSUCCESS;
+        {
+            return tecNO_PERMISSION;
+        }
     }
 
     auto const checkClawAsset = [&](Asset const asset) -> bool {
diff --git a/src/test/app/AMMClawback_test.cpp b/src/test/app/AMMClawback_test.cpp
index 5803d1a0d3..897441eb81 100644
--- a/src/test/app/AMMClawback_test.cpp
+++ b/src/test/app/AMMClawback_test.cpp
@@ -10,14 +10,14 @@ namespace test {
 class AMMClawback_test : public beast::unit_test::suite
 {
     void
-    testInvalidRequest()
+    testInvalidRequest(FeatureBitset features)
     {
         testcase("test invalid request");
         using namespace jtx;
 
         // Test if holder does not exist.
         {
-            Env env(*this);
+            Env env(*this, features);
             Account const gw{"gateway"};
             Account const alice{"alice"};
             env.fund(XRP(100000), gw, alice);
@@ -42,7 +42,7 @@ class AMMClawback_test : public beast::unit_test::suite
         // Test if asset pair provided does not exist. This should
         // return terNO_AMM error.
         {
-            Env env(*this);
+            Env env(*this, features);
             Account const gw{"gateway"};
             Account const alice{"alice"};
             env.fund(XRP(100000), gw, alice);
@@ -74,7 +74,7 @@ class AMMClawback_test : public beast::unit_test::suite
         // Test if the issuer field and holder field is the same. This should
         // return temMALFORMED error.
         {
-            Env env(*this);
+            Env env(*this, features);
             Account const gw{"gateway"};
             Account const alice{"alice"};
             env.fund(XRP(10000), gw, alice);
@@ -102,7 +102,7 @@ class AMMClawback_test : public beast::unit_test::suite
 
         // Test if the Asset field matches the Account field.
         {
-            Env env(*this);
+            Env env(*this, features);
             Account const gw{"gateway"};
             Account const alice{"alice"};
             env.fund(XRP(10000), gw, alice);
@@ -130,7 +130,7 @@ class AMMClawback_test : public beast::unit_test::suite
 
         // Test if the Amount field matches the Asset field.
         {
-            Env env(*this);
+            Env env(*this, features);
             Account const gw{"gateway"};
             Account const alice{"alice"};
             env.fund(XRP(10000), gw, alice);
@@ -159,7 +159,7 @@ class AMMClawback_test : public beast::unit_test::suite
 
         // Test if the Amount is invalid, which is less than zero.
         {
-            Env env(*this);
+            Env env(*this, features);
             Account const gw{"gateway"};
             Account const alice{"alice"};
             env.fund(XRP(10000), gw, alice);
@@ -192,7 +192,7 @@ class AMMClawback_test : public beast::unit_test::suite
         // Test if the issuer did not set asfAllowTrustLineClawback, AMMClawback
         // transaction is prohibited.
         {
-            Env env(*this);
+            Env env(*this, features);
             Account const gw{"gateway"};
             Account const alice{"alice"};
             env.fund(XRP(10000), gw, alice);
@@ -216,7 +216,7 @@ class AMMClawback_test : public beast::unit_test::suite
 
         // Test invalid flag.
         {
-            Env env(*this);
+            Env env(*this, features);
             Account const gw{"gateway"};
             Account const alice{"alice"};
             env.fund(XRP(10000), gw, alice);
@@ -244,7 +244,7 @@ class AMMClawback_test : public beast::unit_test::suite
         // Test if tfClawTwoAssets is set when the two assets in the AMM pool
         // are not issued by the same issuer.
         {
-            Env env(*this);
+            Env env(*this, features);
             Account const gw{"gateway"};
             Account const alice{"alice"};
             env.fund(XRP(10000), gw, alice);
@@ -275,7 +275,7 @@ class AMMClawback_test : public beast::unit_test::suite
 
         // Test clawing back XRP is being prohibited.
         {
-            Env env(*this);
+            Env env(*this, features);
             Account const gw{"gateway"};
             Account const alice{"alice"};
             env.fund(XRP(1000000), gw, alice);
@@ -2491,10 +2491,14 @@ class AMMClawback_test : public beast::unit_test::suite
         FeatureBitset const all =
             jtx::testable_amendments() - featureSingleAssetVault - featureLendingProtocol;
 
-        testInvalidRequest();
+        testInvalidRequest(all);
+        testInvalidRequest(all - featureMPTokensV2);
         testFeatureDisabled(all - featureAMMClawback);
         for (auto const& features :
-             {all - fixAMMv1_3 - fixAMMClawbackRounding, all - fixAMMClawbackRounding, all})
+             {all - fixAMMv1_3 - fixAMMClawbackRounding - featureMPTokensV2,
+              all - fixAMMClawbackRounding - featureMPTokensV2,
+              all - featureMPTokensV2,
+              all})
         {
             testAMMClawbackSpecificAmount(features);
             testAMMClawbackExceedBalance(features);