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authorDavid S. Miller <davem@davemloft.net>2011-07-01 01:52:02 -0700
committerDavid S. Miller <davem@davemloft.net>2011-07-01 01:52:02 -0700
commit60c2ce2b4facf28f569115a55e1f479eb12bd0f1 (patch)
tree9771312021bbece80efea2fb0823563e4f68b611 /net
parent0e90ed0e8b9b1c25040442f1d20c799751b1e727 (diff)
parent690b0cacb6dbbbcb06b76139ab65e1bf3f63e7f1 (diff)
Merge branch 'for-davem' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6
Diffstat (limited to 'net')
-rw-r--r--net/mac80211/wpa.c8
-rw-r--r--net/wireless/nl80211.c3
2 files changed, 9 insertions, 2 deletions
diff --git a/net/mac80211/wpa.c b/net/mac80211/wpa.c
index 9dc3b5f26e80..d91c1a26630d 100644
--- a/net/mac80211/wpa.c
+++ b/net/mac80211/wpa.c
@@ -154,7 +154,13 @@ update_iv:
return RX_CONTINUE;
mic_fail:
- mac80211_ev_michael_mic_failure(rx->sdata, rx->key->conf.keyidx,
+ /*
+ * In some cases the key can be unset - e.g. a multicast packet, in
+ * a driver that supports HW encryption. Send up the key idx only if
+ * the key is set.
+ */
+ mac80211_ev_michael_mic_failure(rx->sdata,
+ rx->key ? rx->key->conf.keyidx : -1,
(void *) skb->data, NULL, GFP_ATOMIC);
return RX_DROP_UNUSABLE;
}
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 98fa8eb6cc4b..f07602d7bf68 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -6463,7 +6463,8 @@ void nl80211_michael_mic_failure(struct cfg80211_registered_device *rdev,
if (addr)
NLA_PUT(msg, NL80211_ATTR_MAC, ETH_ALEN, addr);
NLA_PUT_U32(msg, NL80211_ATTR_KEY_TYPE, key_type);
- NLA_PUT_U8(msg, NL80211_ATTR_KEY_IDX, key_id);
+ if (key_id != -1)
+ NLA_PUT_U8(msg, NL80211_ATTR_KEY_IDX, key_id);
if (tsc)
NLA_PUT(msg, NL80211_ATTR_KEY_SEQ, 6, tsc);