[PATCH v5] src/eapol.c: fix of SEGV in eapol_rx_packets at receipt of EAPOL M1 msg at legacy roaming after ft_auth-/ft_reassoc-timeout when using mwifiex / NXP 88W9098 driver

---
 src/eapol.c | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/eapol.c b/src/eapol.c
index 372549c6..c2dc4e4c 100644
--- a/src/eapol.c
+++ b/src/eapol.c
@@ -2824,6 +2824,10 @@ void eapol_register(struct eapol_sm *sm)

        l_queue_push_head(state_machines, sm);

+       /* workaround against SEGV on fct. eapol_rx_packet by avoiding for two different eapol_frame_watches with different ids, but same eapol_sm ptr */
+       if ((sm->watch_id > 0) && eapol_frame_watch_remove(sm->watch_id)) {
+               l_debug("existing frame_watch for sm=%p with id=%u successfully removed", sm, sm->watch_id);
+       }
        sm->watch_id = eapol_frame_watch_add(sm->handshake->ifindex,
                                                rx_handler, sm);
        sm->protocol_version = sm->handshake->proto_version;
--
2.53.0.windows.2


________________________________


SEW-EURODRIVE GmbH & Co KG
Kommanditgesellschaft, Sitz: Bruchsal, RG Mannheim HRA 230970
Komplementärin: SEW-EURODRIVE Verwaltungs-GmbH, Sitz: Bruchsal, RG Mannheim HRB 230207

Geschäftsführender Gesellschafter: Jürgen Blickle
Geschäftsführung: Jürgen Blickle (Vorsitzender), Dr. Jörg Hermes, Dr. Hans Krattenmacher, Michael Luz, Christian Mayer, Dr. Markus Wöppermann