rspro_server: Treat keepalive timeouts (by closing connection)

Change-Id: I42f2d5c6c7a4387cb61cb8b46d01b7dfb86b927b
diff --git a/src/server/rspro_server.c b/src/server/rspro_server.c
index d3113eb..3ad257f 100644
--- a/src/server/rspro_server.c
+++ b/src/server/rspro_server.c
@@ -379,7 +379,7 @@
 	.name = "SERVER_CONN",
 	.states = server_client_fsm_states,
 	.num_states = ARRAY_SIZE(server_client_fsm_states),
-	.allstate_event_mask = S(CLNTC_E_TCP_DOWN),
+	.allstate_event_mask = S(CLNTC_E_TCP_DOWN) | S(CLNTC_E_KA_TIMEOUT),
 	.allstate_action = clnt_allstate_action,
 	.cleanup = server_client_cleanup,
 	.timer_cb = server_client_fsm_timer_cb,