From 15ced6f1ff9b7b8f1ee38e519c28c8505c14601c Mon Sep 17 00:00:00 2001
From: Pasi Kallinen <paxed@alt.org>
Date: Fri, 23 May 2025 17:21:24 +0300
Subject: [PATCH] Fix pet apport value

Fuzzer encountered a case where a pet apport ended up being zero:
the reviving tame troll already had edog structure, so it was not reset.
---
 src/dog.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/dog.c b/src/dog.c
index d77ad17a9..d0d4e7f3c 100644
--- a/src/dog.c
+++ b/src/dog.c
@@ -66,6 +66,9 @@ initedog(struct monst *mtmp, boolean everything)
         edogp->revivals = 0;
         edogp->mhpmax_penalty = 0;
         edogp->killed_by_u = 0;
+    } else {
+        if (edogp->apport <= 0)
+            edogp->apport = 1;
     }
     /* always set for newly tamed pet or feral former pet; hungrytime might
        already be higher when taming magic affects already tame monst */