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-rw-r--r--src/wallet/wallet.cpp9
1 files changed, 9 insertions, 0 deletions
diff --git a/src/wallet/wallet.cpp b/src/wallet/wallet.cpp
index fd2c1dfbe7..d83203f409 100644
--- a/src/wallet/wallet.cpp
+++ b/src/wallet/wallet.cpp
@@ -915,6 +915,15 @@ bool CWallet::AddToWallet(const CWalletTx& wtxIn, bool fFlushOnClose)
wtx.fFromMe = wtxIn.fFromMe;
fUpdated = true;
}
+ // If we have a witness-stripped version of this transaction, and we
+ // see a new version with a witness, then we must be upgrading a pre-segwit
+ // wallet. Store the new version of the transaction with the witness,
+ // as the stripped-version must be invalid.
+ // TODO: Store all versions of the transaction, instead of just one.
+ if (wtxIn.tx->HasWitness() && !wtx.tx->HasWitness()) {
+ wtx.SetTx(wtxIn.tx);
+ fUpdated = true;
+ }
}
//// debug print