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* [PATCH 1/4] network: handle NULL/hotspot networks when removing secrets
@ 2021-08-18 17:26 James Prestwood
  2021-08-18 17:26 ` [PATCH 2/4] hwsim: add Rule.remove_all() James Prestwood
                   ` (2 more replies)
  0 siblings, 3 replies; 4+ messages in thread
From: James Prestwood @ 2021-08-18 17:26 UTC (permalink / raw)
  To: iwd

[-- Attachment #1: Type: text/plain, Size: 1323 bytes --]

The hotspot case can actually result in network being NULL which
ends up crashing when accessing "->secrets". In addition any
secrets on this network were never removed for hotspot networks
since everything happened in network_unset_hotspot.
---
 src/network.c | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/src/network.c b/src/network.c
index 79f3bd33..b794e609 100644
--- a/src/network.c
+++ b/src/network.c
@@ -1823,6 +1823,11 @@ static void network_unset_hotspot(struct network *network, void *user_data)
 		return;
 
 	network_set_info(network, NULL);
+
+	if (network->secrets) {
+		l_queue_destroy(network->secrets, eap_secret_info_free);
+		network->secrets = NULL;
+	}
 }
 
 static void emit_known_network_removed(struct station *station, void *user_data)
@@ -1850,8 +1855,10 @@ static void emit_known_network_removed(struct station *station, void *user_data)
 	if (network && was_hidden)
 		station_hide_network(station, network);
 
-	l_queue_destroy(network->secrets, eap_secret_info_free);
-	network->secrets = NULL;
+	if (network && network->secrets) {
+		l_queue_destroy(network->secrets, eap_secret_info_free);
+		network->secrets = NULL;
+	}
 }
 
 static void network_update_hotspot(struct network *network, void *user_data)
-- 
2.31.1

^ permalink raw reply related	[flat|nested] 4+ messages in thread

end of thread, other threads:[~2021-08-18 17:26 UTC | newest]

Thread overview: 4+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2021-08-18 17:26 [PATCH 1/4] network: handle NULL/hotspot networks when removing secrets James Prestwood
2021-08-18 17:26 ` [PATCH 2/4] hwsim: add Rule.remove_all() James Prestwood
2021-08-18 17:26 ` [PATCH 3/4] auto-t: fix error handling in testHotspot James Prestwood
2021-08-18 17:26 ` [PATCH 4/4] test-runner: fix subtest option James Prestwood

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