From e6baaee4968345a53e977f593362267a91041cff Mon Sep 17 00:00:00 2001
From: Valentin Ochs <a@0au.de>
Date: Fri, 21 Oct 2016 20:12:50 +0200
Subject: [PATCH] Cosmetic & readability changes

Backport patch from
https://github.com/csete/gqrx/commit/e6baaee4968345a53e977f593362267a91041cff

Fix compilation in gcc-6

Signed-off-by: Valentin Ochs <a@0au.de>
Signed-off-by: Gwenhael Goavec-Merou <gwenhael.goavec-merou@trabucayre.com>
---
diff --git a/src/qtgui/plotter.cpp b/src/qtgui/plotter.cpp
index e491632..b877546 100644
--- a/src/qtgui/plotter.cpp
+++ b/src/qtgui/plotter.cpp
@@ -1336,8 +1336,11 @@ void CPlotter::drawOverlay()
 #endif
 
             int level = 0;
-            for (; level < nLevels && tagEnd[level] > x; level++);
-                level %= nLevels;
+            while(level < nLevels && tagEnd[level] > x)
+                level++;
+            
+            if(level == nLevels)
+                level = 0;
 
             tagEnd[level] = x + nameWidth + slant - 1;
             m_BookmarkTags.append(qMakePair<QRect, qint64>(QRect(x, level * levelHeight, nameWidth + slant, fontHeight), bookmarks[i].frequency));
-- 
2.10.2