From 29c390c7e5c7ee12a1beebd7458aed2fcba53f91 Mon Sep 17 00:00:00 2001
From: "Dmitry V. Levin" <ldv@strace.io>
Date: Tue, 15 Oct 2024 08:00:00 +0000
Subject: build: check gdbm_close return type

gdbm_close() used to return void, later it was changed to return int.
We cannot assume either way and have to check whether gdbm_close()
returns int.

Fixes: 45c2c496dcf8 ("pam_userdb: enable GDBM support")
---
 modules/pam_userdb/pam_userdb.c | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'modules/pam_userdb')

diff --git a/modules/pam_userdb/pam_userdb.c b/modules/pam_userdb/pam_userdb.c
index e5942c8a..71012e57 100644
--- a/modules/pam_userdb/pam_userdb.c
+++ b/modules/pam_userdb/pam_userdb.c
@@ -185,7 +185,12 @@ static int
 db_close(void *dbm)
 {
 #ifdef HAVE_GDBM_H
+# ifdef GDBM_CLOSE_RETURNS_INT
     return gdbm_close(dbm);
+# else
+    gdbm_close(dbm);
+    return 0;
+# endif
 #else
     dbm_close(dbm);
     return 0;
-- 
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