From e80827c1f94255adbf7a609941c81ad6f5da5070 Mon Sep 17 00:00:00 2001
From: Sriram Nurani Viswanathan <50625504+nvsriram@users.noreply.github.com>
Date: Fri, 9 Aug 2024 12:15:22 -0400
Subject: [PATCH] solana: Update fee token comment to include required burn
 changes (#493)

---
 .../src/instructions/transfer.rs                              | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/solana/programs/example-native-token-transfers/src/instructions/transfer.rs b/solana/programs/example-native-token-transfers/src/instructions/transfer.rs
index 802e0fc37..b398d05d4 100644
--- a/solana/programs/example-native-token-transfers/src/instructions/transfer.rs
+++ b/solana/programs/example-native-token-transfers/src/instructions/transfer.rs
@@ -225,7 +225,9 @@ pub fn transfer_burn<'info>(
     // would be lost.
     // To support fee tokens, we would first transfer the amount, _then_ assert
     // that the resulting amount has no dust (instead of removing dust before
-    // the transfer like we do now).
+    // the transfer like we do now). We would also need to burn the new amount
+    // _after_ paying fees so as to not burn more than what was transferred to
+    // the custody.
     if after != before {
         return Err(NTTError::BadAmountAfterBurn.into());
     }