From 205cd6f4914a5866e28c5aa6d7370346d22adba6 Mon Sep 17 00:00:00 2001
From: Enno Rehling <enno@eressea.de>
Date: Fri, 6 Aug 2021 09:59:56 +0200
Subject: [PATCH] fix null-pointer access (familiar spells)

---
 src/magic.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/magic.c b/src/magic.c
index 5642db417..9ccd405dd 100644
--- a/src/magic.c
+++ b/src/magic.c
@@ -2581,7 +2581,7 @@ static castorder *cast_cmd(unit * u, order * ord)
                     skill = limit;
                 }
                 sp = unit_getspell(mage, s, mage->faction->locale);
-                if (sp->sptyp & NOTFAMILIARCAST) {
+                if (sp == NULL || sp->sptyp & NOTFAMILIARCAST) {
                     /* Fehler: "Diesen Spruch kann der Vertraute nicht zaubern" */
                     cmistake(u, ord, 177, MSG_MAGIC);
                     return 0;