From e07d37ede8a55b86589732425dfa766537b2c6af Mon Sep 17 00:00:00 2001
From: SChernykh <15806605+SChernykh@users.noreply.github.com>
Date: Thu, 9 May 2024 21:55:30 +0200
Subject: [PATCH] Fixed overflow check

---
 src/util.h | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/util.h b/src/util.h
index 915edee..9636e9d 100644
--- a/src/util.h
+++ b/src/util.h
@@ -168,7 +168,7 @@ const uint8_t* readVarint(const uint8_t* data, const uint8_t* data_end, T& b)
 		const uint64_t cur_byte = *(data++);
 		result |= (cur_byte & 0x7F) << k;
 
-		if (shiftleft128(cur_byte & 0x7F, 0, k) != 0) {
+		if ((k > 0) && (shiftleft128(cur_byte & 0x7F, 0, k) != 0)) {
 			return nullptr;
 		}