From c1a6dd40bcd8d316a40f1266a1f2dcad24e7bea3 Mon Sep 17 00:00:00 2001
From: Pasi Kallinen <paxed@alt.org>
Date: Sun, 13 Feb 2022 17:54:01 +0200
Subject: [PATCH] Flying should not allow monsters to walk on the wall of water

Also applies to levitating monsters.
---
 src/mon.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/mon.c b/src/mon.c
index 01957a470..0e705a9b4 100644
--- a/src/mon.c
+++ b/src/mon.c
@@ -1779,7 +1779,7 @@ mfndpos(
 
     nodiag = NODIAG(mdat - mons);
     wantpool = (mdat->mlet == S_EEL);
-    poolok = ((!Is_waterlevel(&u.uz)
+    poolok = ((!Is_waterlevel(&u.uz) && !(nowtyp != WATER)
                && (is_flyer(mdat) || is_floater(mdat) || is_clinger(mdat)))
               || (is_swimmer(mdat) && !wantpool));
     /* note: floating eye is the only is_floater() so this could be
-- 
2.50.1