From c848949bf19ed8bd74da1f54428d43a469b58dca Mon Sep 17 00:00:00 2001
From: Rene Gollent <anevilyak@gmail.com>
Date: Thu, 19 Sep 2013 17:43:36 +0200
Subject: [PATCH] Debugger: Fix crash in Inspector.

- If a selection was active, and the hex mode was switched to not
  display, a divide by zero crash would occur. Spotted by Olivier Coursiere.
---
 .../user_interface/gui/inspector_window/MemoryView.cpp      | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/apps/debugger/user_interface/gui/inspector_window/MemoryView.cpp b/src/apps/debugger/user_interface/gui/inspector_window/MemoryView.cpp
index 8aaec0a1ff..ed8851b977 100644
--- a/src/apps/debugger/user_interface/gui/inspector_window/MemoryView.cpp
+++ b/src/apps/debugger/user_interface/gui/inspector_window/MemoryView.cpp
@@ -683,6 +683,9 @@ BPoint
 MemoryView::_GetPointForOffset(int32 offset) const
 {
 	BPoint point;
+	if (fHexMode == HexModeNone)
+		return point;
+
 	int32 bytesPerLine = fHexBlocksPerLine * _GetHexDigitsPerBlock() / 2;
 	int32 line = offset / bytesPerLine;
 	int32 lineOffset = offset % bytesPerLine;
@@ -742,6 +745,9 @@ MemoryView::_GetAddressDisplayWidth() const
 void
 MemoryView::_GetSelectionRegion(BRegion& region)
 {
+	if (fHexMode == HexModeNone)
+		return;
+
 	region.MakeEmpty();
 	BPoint startPoint = _GetPointForOffset(fSelectionStart);
 	BPoint endPoint = _GetPointForOffset(fSelectionEnd);