Fix crash if raster width is below 1 pixels (ticket #2846)

git-svn-id: http://svn.osgeo.org/qgis/trunk@13889 c8812cc2-4d05-0410-92ff-de0c093fc19c
qgis · Jul 5, 2010 · 6e06848 · 6e06848
1 parent ce4d23f
commit 6e06848
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/src/core/raster/qgsrasterlayer.cpp b/src/core/raster/qgsrasterlayer.cpp
@@ -5701,7 +5701,7 @@ bool QgsRasterImageBuffer::createNextPartImage()
       ySize = fabs((( rasterYSize ) / mMapToPixel->mapUnitsPerPixel() * mGeoTransform[5] ) ) + 0.5;
     }
   }
-  if ( ySize == 0 )
+  if ( ySize < 1 || xSize < 1 )
   {
     return false;
   }