From 3669566b01062dc09d5b5cefcce10ad7c6bf85c5 Mon Sep 17 00:00:00 2001
From: Friedemann Kleint <Friedemann.Kleint@nokia.com>
Date: Mon, 21 Feb 2011 16:12:35 +0100
Subject: [PATCH] Debugger[CDB]: Do not dump symbols with memory-read-error.

Fix a potential crash when accessing their nodes.
---
 src/libs/qtcreatorcdbext/symbolgroupvalue.cpp | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/libs/qtcreatorcdbext/symbolgroupvalue.cpp b/src/libs/qtcreatorcdbext/symbolgroupvalue.cpp
index 392f7878ac9..0c40227567f 100644
--- a/src/libs/qtcreatorcdbext/symbolgroupvalue.cpp
+++ b/src/libs/qtcreatorcdbext/symbolgroupvalue.cpp
@@ -1694,6 +1694,8 @@ unsigned dumpSimpleType(SymbolGroupNode  *n, const SymbolGroupValueContext &ctx,
 
     // Prefix by pointer value
     const SymbolGroupValue v(n, ctx);
+    if (!v) // Value as such has memory read error?
+        return SymbolGroupNode::SimpleDumperFailed;
     if (SymbolGroupValue::isPointerType(v.type()))
         if (const ULONG64 pointerValue = v.pointerValue())
             str << std::showbase << std::hex << pointerValue << std::dec << std::noshowbase << ' ';