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mac80211_hwsim: fix unregistration 

If you rmmod the module while associated, frames might
be transmitted during unregistration -- which will crash
if the hwsim%d interface is unregistered first, so only
do that after all the virtual wiphys are gone.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
hifive-unleashed-5.1
Johannes Berg 2009-07-13 13:04:30 +02:00 committed by John W. Linville
parent 48ab3578a6
commit 5d41635195
1 changed files with 1 additions and 1 deletions
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2
drivers/net/wireless/mac80211_hwsim.c
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@ -1167,8 +1167,8 @@ static void __exit exit_mac80211_hwsim(void)
{
printk(KERN_DEBUG "mac80211_hwsim: unregister radios\n");
unregister_netdev(hwsim_mon);
mac80211_hwsim_free();
unregister_netdev(hwsim_mon);
}