From d16776b5fd97ba9a387e282da985e78ba261130a Mon Sep 17 00:00:00 2001
From: Thomas Haller <thaller@redhat.com>
Date: Tue, 8 Sep 2020 18:25:02 +0200
Subject: [PATCH] l3cfg: gracefully accept %NULL argument in
 nm_l3_config_data_lookup_objs()

This way we can safely iterate over a %NULL instance with
nm_l3_config_data_iter_obj_for_each(). This avoids a NULL check,
which in this case seems more annoying than helpful.
---
 src/nm-l3-config-data.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/src/nm-l3-config-data.c b/src/nm-l3-config-data.c
index a060dc78f0..bff22c578f 100644
--- a/src/nm-l3-config-data.c
+++ b/src/nm-l3-config-data.c
@@ -583,6 +583,8 @@ nm_l3_config_data_lookup_index (const NML3ConfigData *self, NMPObjectType obj_ty
 const NMDedupMultiHeadEntry *
 nm_l3_config_data_lookup_objs (const NML3ConfigData *self, NMPObjectType obj_type)
 {
+	if (!self)
+		return NULL;
 	return nm_dedup_multi_index_lookup_head (self->multi_idx,
 	                                         nm_l3_config_data_lookup_index (self, obj_type),
 	                                         NULL);