From 4a48a0671d2e02ba2a86af98282a452f23546b9e Mon Sep 17 00:00:00 2001
From: "Wladimir J. van der Laan" <laanwj@gmail.com>
Date: Wed, 4 Jun 2014 12:27:44 +0200
Subject: [PATCH] Remove side effect in assertion in ProcessGetData

A side-effect was introduced into an assertion in 7a0e84d. This commit
fixes that.
---
 src/main.cpp | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/main.cpp b/src/main.cpp
index 30fa9c6d7..e71d2d0cb 100644
--- a/src/main.cpp
+++ b/src/main.cpp
@@ -3390,7 +3390,8 @@ void static ProcessGetData(CNode* pfrom)
                 {
                     // Send block from disk
                     CBlock block;
-                    assert(ReadBlockFromDisk(block, (*mi).second));
+                    if (!ReadBlockFromDisk(block, (*mi).second))
+                        assert(!"cannot load block from disk");
                     if (inv.type == MSG_BLOCK)
                         pfrom->PushMessage("block", block);
                     else // MSG_FILTERED_BLOCK)