From 7a1711b180a746ba574bdbfc814ec706a474cda8 Mon Sep 17 00:00:00 2001
From: Sumit Bose <sbose@redhat.com>
Date: Fri, 28 Sep 2018 11:07:03 +0200
Subject: [PATCH 5/7] service: avoid dereference of a null pointer
---
service/realm-kerberos.c | 2 +-
service/realm-provider.c | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/service/realm-kerberos.c b/service/realm-kerberos.c
index 252e256..a8b3553 100644
--- a/service/realm-kerberos.c
+++ b/service/realm-kerberos.c
@@ -720,7 +720,7 @@ realm_kerberos_get_disco (RealmKerberos *self)
if (!disco->kerberos_realm)
disco->kerberos_realm = g_strdup (realm_kerberos_get_realm_name (self));
klass = REALM_KERBEROS_GET_CLASS (self);
- if (klass->discover_myself)
+ if (klass && klass->discover_myself)
(klass->discover_myself) (self, disco);
self->pv->disco = disco;
}
diff --git a/service/realm-provider.c b/service/realm-provider.c
index 258e8e1..6d7cf96 100644
--- a/service/realm-provider.c
+++ b/service/realm-provider.c
@@ -450,7 +450,7 @@ realm_provider_get_realms (RealmProvider *self)
g_return_val_if_fail (REALM_IS_PROVIDER (self), NULL);
klass = REALM_PROVIDER_GET_CLASS (self);
- g_return_val_if_fail (klass->get_realms != NULL, NULL);
+ g_return_val_if_fail (klass != NULL && klass->get_realms != NULL, NULL);
return (klass->get_realms) (self);
}
--
2.25.1