From e53e1c566ac9e2e9b829f1cdbfd5d27537053cd1 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Rafa=C5=82=20Mikrut?= <mikrutrafal54@gmail.com>
Date: Mon, 28 Oct 2019 08:07:29 +0100
Subject: Fix some crashes and using null pointers

---
 core/crypto/hashing_context.cpp | 1 +
 1 file changed, 1 insertion(+)

(limited to 'core/crypto')

diff --git a/core/crypto/hashing_context.cpp b/core/crypto/hashing_context.cpp
index bd863f546b..b5aa0ddc18 100644
--- a/core/crypto/hashing_context.cpp
+++ b/core/crypto/hashing_context.cpp
@@ -50,6 +50,7 @@ Error HashingContext::start(HashType p_type) {
 Error HashingContext::update(PoolByteArray p_chunk) {
 	ERR_FAIL_COND_V(ctx == NULL, ERR_UNCONFIGURED);
 	size_t len = p_chunk.size();
+	ERR_FAIL_COND_V(len == 0, FAILED);
 	PoolByteArray::Read r = p_chunk.read();
 	switch (type) {
 		case HASH_MD5:
-- 
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