kdc: Fix deref-before-NULL-check in _kdc_db_fetch()

2023-01-04 02:07:25 -06:00
parent 6b2e65592d
commit cb09267ed9
1 changed files with 2 additions and 1 deletions
--- a/kdc/misc.c
+++ b/kdc/misc.c
@@ -139,7 +139,8 @@ _kdc_db_fetch(krb5_context context,
    krb5_const_principal princ;

    *h = NULL;
-    *db = NULL;
+    if (db)
+        *db = NULL;

    if (!name_type_ok(context, config, principal))
        return HDB_ERR_NOENTRY;