From: SHIRAKATA Kentaro <argrath@ub32.org>
Date: Wed, 9 Feb 2022 20:24:34 +0000 (+0900)
Subject: Check the return value of nhl_init() on com_pager_core()
X-Git-Url: https://granicus.if.org/sourcecode?a=commitdiff_plain;h=bb5150445a1259c5e3a8e510aac635e8c6a6433e;p=nethack

Check the return value of nhl_init() on com_pager_core()

nhl_init() can return NULL.
---

diff --git a/src/questpgr.c b/src/questpgr.c
index d04f7768a..11c540599 100644
--- a/src/questpgr.c
+++ b/src/questpgr.c
@@ -438,6 +438,11 @@ com_pager_core(const char *section, const char *msgid, boolean showerror)
         return FALSE;
 
     L = nhl_init();
+    if (!L) {
+        if (showerror)
+            impossible("com_pager: nhl_init() failed");
+        goto compagerdone;
+    }
 
     if (!nhl_loadlua(L, QTEXT_FILE)) {
         if (showerror)