From 4b4c9547e2683e32bc25aa881b1d3b64614a29c1 Mon Sep 17 00:00:00 2001
From: jef <jef@c8812cc2-4d05-0410-92ff-de0c093fc19c>
Date: Thu, 7 May 2009 16:26:07 +0000
Subject: [PATCH] fix #1682

git-svn-id: http://svn.osgeo.org/qgis/trunk@10753 c8812cc2-4d05-0410-92ff-de0c093fc19c
---
 src/core/raster/qgsrasterlayer.cpp | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/src/core/raster/qgsrasterlayer.cpp b/src/core/raster/qgsrasterlayer.cpp
index 0348851900d..1356897c5aa 100644
--- a/src/core/raster/qgsrasterlayer.cpp
+++ b/src/core/raster/qgsrasterlayer.cpp
@@ -712,7 +712,14 @@ const QgsRasterBandStats QgsRasterLayer::bandStatistics( int theBandNo )
     QgsRasterBandStats myNullReturnStats;
     return myNullReturnStats;
   }
+
   // check if we have previously gathered stats for this band...
+  if ( theBandNo < 1 || theBandNo > mRasterStatsList.size() )
+  {
+    // invalid band id, return nothing
+    QgsRasterBandStats myNullReturnStats;
+    return myNullReturnStats;
+  }
 
   QgsRasterBandStats myRasterBandStats = mRasterStatsList[theBandNo - 1];
   myRasterBandStats.bandNumber = theBandNo;