From e3a7c990ffb0f214be7a450ccbb1a0a2a9f616f2 Mon Sep 17 00:00:00 2001
From: Weongyo Jeong <weongyo@FreeBSD.org>
Date: Sat, 27 Dec 2008 09:42:17 +0000
Subject: [PATCH] fix a bug to handling the argument that it passed `device_t'
 but it's handled as `struct ndis_softc'.  It'll cause a panic when the driver
 is detached.

---
 sys/compat/ndis/kern_ndis.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/sys/compat/ndis/kern_ndis.c b/sys/compat/ndis/kern_ndis.c
index 98ac5387f66c..e65734c96839 100644
--- a/sys/compat/ndis/kern_ndis.c
+++ b/sys/compat/ndis/kern_ndis.c
@@ -1205,11 +1205,13 @@ ndis_pnpevent_nic(arg, type)
 	void			*arg;
 	int			type;
 {
+	device_t		dev;
 	struct ndis_softc	*sc;
 	ndis_handle		adapter;
 	ndis_pnpevent_handler	pnpeventfunc;
 
-	sc = arg;
+	dev = arg;
+	sc = device_get_softc(arg);
 	NDIS_LOCK(sc);
 	adapter = sc->ndis_block->nmb_miniportadapterctx;
 	pnpeventfunc = sc->ndis_chars->nmc_pnpevent_handler;