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Description: Avoid segfaulting in lvl_free()
Author: Stephen Kitt <skitt@debian.org>
Bug-Debian: https://bugs.debian.org/716016
Last-Update: 2016-01-21
--- heroes-0.21.orig/src/lvl/free.c
+++ heroes-0.21/src/lvl/free.c
@@ -24,10 +24,12 @@
void
lvl_free (a_level *lvl)
{
- XFREE0 (lvl->private->tile);
- XFREE0 (lvl->private->sound_track_alias);
- XFREE0 (lvl->private->tile_sprite_map_basename);
- XFREE0 (lvl->private);
+ if (lvl->private) {
+ XFREE0 (lvl->private->tile);
+ XFREE0 (lvl->private->sound_track_alias);
+ XFREE0 (lvl->private->tile_sprite_map_basename);
+ XFREE0 (lvl->private);
+ }
XFREE0 (lvl->square_type);
XFREE0 (lvl->square_walls_out);
XFREE0 (lvl->square_direction);
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