pcmcia: call CIS cleanup from ds.c

As ds.c is the only real user of CIS access functions, call the
cleanup functions from ds.c, too.

Signed-off-by: Dominik Brodowski <linux@dominikbrodowski.net>
diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c
index 87e0639..7bb52b0 100644
--- a/drivers/pcmcia/ds.c
+++ b/drivers/pcmcia/ds.c
@@ -1241,10 +1241,12 @@
 		s->pcmcia_state.present = 0;
 		pcmcia_card_remove(skt, NULL);
 		handle_event(skt, event);
+		destroy_cis_cache(s);
 		break;
 
 	case CS_EVENT_CARD_INSERTION:
 		s->pcmcia_state.present = 1;
+		destroy_cis_cache(s); /* to be on the safe side... */
 		pcmcia_card_add(skt);
 		handle_event(skt, event);
 		break;
@@ -1366,6 +1368,7 @@
 	/* unregister any unbound devices */
 	mutex_lock(&socket->skt_mutex);
 	pcmcia_card_remove(socket, NULL);
+	release_cis_mem(socket);
 	mutex_unlock(&socket->skt_mutex);
 
 	pcmcia_put_socket(socket);