Fix HDSeed comment

qa/rpc-tests/wallet_import_export.py

@@ -61,6 +61,8 @@ def parse_wallet_file(dump_path):
     # We expect information about the HDSeed and fingerpring in the header
     assert_true("HDSeed" in file_lines[4], "Expected HDSeed")
     assert_true("fingerprint" in file_lines[4], "Expected fingerprint")
+    seed_comment_line = file_lines[4][2:].split()  # ["HDSeed=...", "fingerprint=..."]
+    assert_true(seed_comment_line[0].split("=")[1] != seed_comment_line[1].split("=")[1], "The seed should not equal the fingerprint")
     (t_keys, i) = parse_wallet_file_lines(file_lines, 0)
     (sprout_keys, i) = parse_wallet_file_lines(file_lines, i)
     (sapling_keys, i) = parse_wallet_file_lines(file_lines, i)

src/wallet/rpcdump.cpp

@@ -508,7 +508,8 @@ UniValue dumpwallet_impl(const UniValue& params, bool fHelp, bool fDumpZKeys)
     {
         HDSeed hdSeed;
         pwalletMain->GetHDSeed(hdSeed);
-        file << strprintf("# HDSeed=%s fingerprint=%s", pwalletMain->GetHDChain().seedFp.GetHex(), hdSeed.Fingerprint().GetHex());
+        auto rawSeed = hdSeed.RawSeed();
+        file << strprintf("# HDSeed=%s fingerprint=%s", HexStr(rawSeed.begin(), rawSeed.end()), hdSeed.Fingerprint().GetHex());
         file << "\n";
     }
     file << "\n";