Fixing a bug in CellLayoutChildren getChildAt(int, int)

Change-Id: I50879c93ce5bf949242eb0174eb48e560cd657cc
diff --git a/src/com/android/launcher2/CellLayoutChildren.java b/src/com/android/launcher2/CellLayoutChildren.java
index e4e6fb1..ed81419 100644
--- a/src/com/android/launcher2/CellLayoutChildren.java
+++ b/src/com/android/launcher2/CellLayoutChildren.java
@@ -66,7 +66,7 @@
             CellLayout.LayoutParams lp = (CellLayout.LayoutParams) child.getLayoutParams();
 
             if ((lp.cellX <= x) && (x < lp.cellX + lp.cellHSpan) &&
-                    (lp.cellY <= y) && (y < lp.cellY + lp.cellHSpan)) {
+                    (lp.cellY <= y) && (y < lp.cellY + lp.cellVSpan)) {
                 return child;
             }
         }