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authorJohannes Berg <johannes@sipsolutions.net>2007-11-28 11:07:57 +0100
committerJohn W. Linville <linville@tuxdriver.com>2007-11-29 18:08:48 -0500
commit8312512e81ab16d845b49d1ec695fad1c72f19f6 (patch)
treec32ca43a65679197a417ab06fba3bbc542d575f5 /net/mac80211
parent8b393f1dc76acbe65a97a4e51f8144f4a65fa1c9 (diff)
mac80211: drop unencrypted frames if encryption is expected
This patch fixes a regression I (most likely) introduced, namely that unencrypted frames are right now accepted even if we have a key for that specific sender. That has very bad security implications. Signed-off-by: Johannes Berg <johannes@sipsolutions.net> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211')
-rw-r--r--net/mac80211/rx.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 428a9fcf57d..00f908d9275 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -997,7 +997,7 @@ ieee80211_rx_h_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->sdata->drop_unencrypted &&
+ (rx->key || rx->sdata->drop_unencrypted) &&
(rx->sdata->eapol == 0 || !ieee80211_is_eapol(rx->skb)))) {
if (net_ratelimit())
printk(KERN_DEBUG "%s: RX non-WEP frame, but expected "