[gnome-calendar/wip/pandusonu/week-view] week-grid: fix index sorting

[Georges Basile Stavracas Neto <gbsneto src gnome org>]

commit 529acca2390b0b3270cfafac5822f36b244d14cb
Author: Georges Basile Stavracas Neto <georges stavracas gmail com>
Date:   Mon Jan 9 18:25:55 2017 -0200

    week-grid: fix index sorting
    
    This was causing conflicts on event overlapping calculation.

 src/views/gcal-week-grid.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)
---
diff --git a/src/views/gcal-week-grid.c b/src/views/gcal-week-grid.c
index ae982e7..4a727a9 100644
--- a/src/views/gcal-week-grid.c
+++ b/src/views/gcal-week-grid.c
@@ -175,7 +175,7 @@ static inline gint
 int16_compare (gconstpointer a,
                gconstpointer b)
 {
-  return GPOINTER_TO_INT (b) - GPOINTER_TO_INT (a);
+  return GPOINTER_TO_INT (a) - GPOINTER_TO_INT (b);
 }
 
 static inline guint
@@ -202,7 +202,6 @@ get_event_index (GcalRangeTree *tree,
         break;
     }
 
-
   return idx;
 }