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From: Kevin Lo <kevlo@kevlo.org>
To: Leonardo Midolo <leo_midolo@yahoo.it>
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Date: Fri, 14 Dec 2007 21:53:12 +0800
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Cc: freebsd-current@freebsd.org
Subject: Re: Panic 7.0 BETA-3 (page fault) using D-Link DWL-G122
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Leonardo Midolo wrote:
> Thanks for your reply,
> I downloaded the if_rum.c rev 1.15 and recompiled the kernel (BETA-3, 2
> dec). I still get a page fault:

Please try attached patch, thanks.

> Thanks,
> best regards.
> 
> Leonardo Midolo

	Kevin

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--- if_rum.c.orig	2007-12-14 21:37:20.000000000 +0800
+++ if_rum.c	2007-12-14 21:45:46.000000000 +0800
@@ -839,6 +839,9 @@
 	struct rum_softc *sc = data->sc;
 	struct ifnet *ifp = sc->sc_ic.ic_ifp;
 
+	if (!priv)
+		return;
+
 	if (data->m != NULL && data->m->m_flags & M_TXCB)
 		ieee80211_process_callback(data->ni, data->m, 0/*XXX*/);
 

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