From c0c1aa944461ac46b9baf5eefbe69a8fbfe6b3b3 Mon Sep 17 00:00:00 2001
From: Karl Dietz <dekarl@mythtv.org>
Date: Fri, 19 Jul 2013 08:49:14 +0200
Subject: [PATCH] cppcheck: add hint to false positive, the variable appear to
 be used!

---
 mythtv/libs/libmythtv/yuv2rgb.cpp | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/mythtv/libs/libmythtv/yuv2rgb.cpp b/mythtv/libs/libmythtv/yuv2rgb.cpp
index 107463eb4ea..cc65765c517 100644
--- a/mythtv/libs/libmythtv/yuv2rgb.cpp
+++ b/mythtv/libs/libmythtv/yuv2rgb.cpp
@@ -703,7 +703,7 @@ void rgb32_to_yuv420p(unsigned char *lum, unsigned char *cb, unsigned char *cr,
 
             cb++;
             cr++;
-            p += 4;
+            p += 4; // we dereference p in the next iteration, so its not really unused
             lum += -wrap + 2;
             alpha += -wrap + 2;
        }