From 46757238dee2a2eac2cf86d96ad11af712f06c34 Mon Sep 17 00:00:00 2001
From: Tao Zhu <82401714+taozhu-chicago@users.noreply.github.com>
Date: Tue, 21 Sep 2021 22:13:44 -0500
Subject: [PATCH] allow vote to have 1 or 2 sigs (#20082)

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

diff --git a/perf/src/sigverify.rs b/perf/src/sigverify.rs
index 9b8e813a1..c980123e9 100644
--- a/perf/src/sigverify.rs
+++ b/perf/src/sigverify.rs
@@ -294,7 +294,9 @@ fn check_for_simple_vote_transaction(
     packet_offsets: &PacketOffsets,
     current_offset: usize,
 ) -> Result<(), PacketError> {
-    if packet_offsets.sig_len != 1 {
+    // vote could have 1 or 2 sigs; zero sig has already been excluded at
+    // do_get_packet_offsets.
+    if packet_offsets.sig_len > 2 {
         return Err(PacketError::InvalidSignatureLen);
     }