From 7fa2bb6005b5b408fc46a0242ba2cd686210148c Mon Sep 17 00:00:00 2001
From: Jack Grigg <jack@z.cash>
Date: Wed, 8 Jul 2020 13:57:04 +1200
Subject: [PATCH] Skip Sprout proof verification for ProofVerifier::Disabled

This behaviour was removed for pre-Sapling Sprout proofs in
https://github.com/zcash/zcash/pull/4060, and was never introduced for
hybrid Sprout proofs.
---
 src/proof_verifier.cpp | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/proof_verifier.cpp b/src/proof_verifier.cpp
index 055236a60..b5a3e3fdf 100644
--- a/src/proof_verifier.cpp
+++ b/src/proof_verifier.cpp
@@ -61,6 +61,10 @@ bool ProofVerifier::VerifySprout(
     const JSDescription& jsdesc,
     const uint256& joinSplitPubKey
 ) {
+    if (!perform_verification) {
+        return true;
+    }
+
     auto pv = SproutProofVerifier(*this, joinSplitPubKey, jsdesc);
     return boost::apply_visitor(pv, jsdesc.proof);
 }