mesh: Allow Key Refresh Phase 0 to 3 transition

Transition to Phase 3 from Phase 0 does not cause any state change, but is a valid transition. See MshPRFv1.0.1 section 4.2.14.
bluez · Oct 3, 2022 · 291cff0 · 291cff0
1 parent 9d22d54
commit 291cff0
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/mesh/cfgmod-server.c b/mesh/cfgmod-server.c
@@ -436,6 +436,10 @@ static uint16_t cfg_key_refresh_phase(struct mesh_node *node,
 				return 0;
 		}
 
+		if (pkt[2] == KEY_REFRESH_TRANS_THREE &&
+						phase == KEY_REFRESH_PHASE_NONE)
+			goto done;
+
 		status = mesh_net_key_refresh_phase_set(net, idx, pkt[2]);
 		l_debug("Set KR Phase: net=%3.3x transition=%d", idx, pkt[2]);