From 3e0bc4f26d4ef233d3eb05f28605b6495f7ff416 Mon Sep 17 00:00:00 2001
From: Enno Rehling <enno.rehling@gmail.com>
Date: Sun, 4 Jun 2017 14:35:15 +0200
Subject: [PATCH] cannot assert that free_unit has no faction (complicated
 reasons)

---
 src/kernel/region.c | 1 +
 src/kernel/unit.c   | 3 +--
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/kernel/region.c b/src/kernel/region.c
index 5cb86ff47..b582c406e 100644
--- a/src/kernel/region.c
+++ b/src/kernel/region.c
@@ -917,6 +917,7 @@ void free_region(region * r)
     while (r->units) {
         unit *u = r->units;
         r->units = u->next;
+        u->region = NULL;
         uunhash(u);
         free_unit(u);
         free(u);
diff --git a/src/kernel/unit.c b/src/kernel/unit.c
index d5317ec72..7b6f135fc 100644
--- a/src/kernel/unit.c
+++ b/src/kernel/unit.c
@@ -1400,12 +1400,11 @@ int invisible(const unit * target, const unit * viewer)
 /** remove the unit from memory.
  * this frees all memory that's only accessible through the unit,
  * and you should already have called uunhash and removed the unit from the
- * region and faction.
+ * region.
  */
 void free_unit(unit * u)
 {
     assert(!u->region);
-    assert(!u->faction);
     free(u->_name);
     free(u->display);
     free_order(u->thisorder);