From e2ae5821fe7078094b2fb5538d6f2b31fcb4fa5f Mon Sep 17 00:00:00 2001
From: Warner Losh <imp@FreeBSD.org>
Date: Sat, 24 Feb 2007 15:56:06 +0000
Subject: [PATCH] exca->pccarddev should always be non-null now.  Only call it
 when the device is actually attached.

---
 sys/dev/exca/exca.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/dev/exca/exca.c b/sys/dev/exca/exca.c
index a46ba4763c0..a7ff95668bd 100644
--- a/sys/dev/exca/exca.c
+++ b/sys/dev/exca/exca.c
@@ -766,7 +766,7 @@ exca_probe_slots(device_t dev, struct exca_softc *exca, bus_space_tag_t iot,
 void
 exca_insert(struct exca_softc *exca)
 {
-	if (exca->pccarddev != NULL) {
+	if (device_is_attached(exca->pccarddev)) {
 		if (CARD_ATTACH_CARD(exca->pccarddev) != 0)
 			device_printf(exca->dev,
 			    "PC Card card activation failed\n");