Commit b3fc9c6c authored Apr 13, 2008 by Johannes Berg Committed by John W. Linville Apr 15, 2008

mac80211: remove message on receiving unexpected unencrypted frames



Some people are getting this message a lot, and we have traced it to
broken access points that much too often send completely empty frames
(all bytes zeroed, which they shouldn't do at all.)

Since we cannot do anything about such frames in any case except the
special case where we're debugging an AP, just remove the message.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

parent 2dd0f692

net/mac80211/rx.c

+2 −5

Original line number	Diff line number	Diff line
		@@ -1050,12 +1050,9 @@ ieee80211_drop_unencrypted(struct ieee80211_txrx_data *rx)
		if (unlikely(!(rx->fc & IEEE80211_FCTL_PROTECTED) &&
		(rx->fc & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_DATA &&
		(rx->fc & IEEE80211_FCTL_STYPE) != IEEE80211_STYPE_NULLFUNC &&
		(rx->key \|\| rx->sdata->drop_unencrypted))) {
		if (net_ratelimit())
		printk(KERN_DEBUG "%s: RX non-WEP frame, but expected "
		"encryption\n", rx->dev->name);
		(rx->key \|\| rx->sdata->drop_unencrypted)))
		return -EACCES;
		}

		return 0;
		}

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