Get rid of some unnecessary empty lines

1 files changed, 8 insertions, 6 deletions

diff --git a/region-iter.c b/region-iter.c
index cd2fa12..14a4b2a 100644
--- a/region-iter.c
+++ b/region-iter.c
@@ -94,8 +94,8 @@ region_iter_get_row (region_iter_t *iter,
      */
     if (iter->first_row || iter->y < iter->first->y1)
     {
-	*first = &sentinel;
-	*last = &sentinel + 1;
+	*first = NULL;
+	*last = NULL;
 	*y1 = iter->y;
 	*y2 = iter->first->y1;
 
@@ -119,14 +119,14 @@ region_iter_get_row (region_iter_t *iter,
 
 	iter->y = iter->first->y2;
 
-	if (box != iter->last)
+	if (box == iter->last)
 	{
-	    iter->first = box;
+	    iter->first = &sentinel;
+	    iter->last = &sentinel + 1;
 	}
 	else
 	{
-	    iter->first = &sentinel;
-	    iter->last = &sentinel + 1;
+	    iter->first = box;
 	}
     }
 }
@@ -472,5 +472,7 @@ main ()
 
     region_op (NULL, &region1, &region2);
 
+    printf ("-=- dump segments\n");
+
     return 0;
 }