--- gtkextra/gtksheet.c	2009-11-23 09:37:31.000000000 -0800
+++ gtkextra/gtksheet.c.mod	2009-11-23 09:36:13.000000000 -0800
@@ -2738,7 +2738,7 @@
   gdk_window_destroy (sheet->row_title_window);
 
   if (sheet->pixmap){
-    g_free (sheet->pixmap);
+    g_object_unref (sheet->pixmap);
     sheet->pixmap = NULL;
   }
 
@@ -4149,7 +4149,7 @@
 			   &pixmap_width, &pixmap_height);
       if ((pixmap_width != width) || (pixmap_height != height))
 	{
-          g_free(sheet->pixmap);
+          g_object_unref(sheet->pixmap);
 	  sheet->pixmap = gdk_pixmap_new (sheet->sheet_window,
 					       width, height,
 					       -1);
@@ -7956,11 +7956,11 @@
     }
 
     tbl->maxallocrow-=MIN(nrows,tbl->maxallocrow-row+1);
-    tbl->maxallocrow = MIN(tbl->maxallocrow, tbl->maxrow);
 
   }
 
   tbl->maxrow-=nrows;
+  tbl->maxallocrow = MIN(tbl->maxallocrow, tbl->maxrow);
   gtk_sheet_recalc_top_ypixels(tbl, 0);
   return TRUE;
 }