From 9f17b7137523be4cdbcfde59b8d0f6c57803aec2 Mon Sep 17 00:00:00 2001
From: Denis Kenzior <denkenz@gmail.com>
Date: Sun, 29 Mar 2015 20:58:40 -0500
Subject: [PATCH] eapol: Add eapol_cancel

---
 src/eapol.c | 19 +++++++++++++++++++
 src/eapol.h |  1 +
 2 files changed, 20 insertions(+)

diff --git a/src/eapol.c b/src/eapol.c
index 6a11961f..b19c5dd3 100644
--- a/src/eapol.c
+++ b/src/eapol.c
@@ -514,6 +514,25 @@ void eapol_start(uint32_t ifindex, struct eapol_sm *sm)
 	l_queue_push_head(state_machines, sm);
 }
 
+static bool eapol_sm_ifindex_match(void *data, void *user_data)
+{
+	struct eapol_sm *sm = data;
+	uint32_t ifindex = L_PTR_TO_UINT(user_data);
+
+	if (sm->ifindex != ifindex)
+		return false;
+
+	eapol_sm_free(sm);
+
+	return false;
+}
+
+void eapol_cancel(uint32_t ifindex)
+{
+	l_queue_foreach_remove(state_machines, eapol_sm_ifindex_match,
+					L_UINT_TO_PTR(ifindex));
+}
+
 static void eapol_handle_ptk_1_of_4(uint32_t ifindex, struct eapol_sm *sm,
 					const struct eapol_key *ek,
 					void *user_data)
diff --git a/src/eapol.h b/src/eapol.h
index 00400b0f..05e2cf63 100644
--- a/src/eapol.h
+++ b/src/eapol.h
@@ -164,6 +164,7 @@ void eapol_sm_set_user_data(struct eapol_sm *sm, void *user_data);
 struct l_io *eapol_open_pae(uint32_t index);
 
 void eapol_start(uint32_t ifindex, struct eapol_sm *sm);
+void eapol_cancel(uint32_t ifindex);
 
 bool eapol_init();
 bool eapol_exit();