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authorJames Morris <jmorris@namei.org>2009-06-19 08:20:55 +1000
committerJames Morris <jmorris@namei.org>2009-06-19 08:20:55 +1000
commitd905163c5b23f6d8511971e06081a1b525e8a0bd (patch)
treef76918c1be802ec068d37763466f5518efdb690e /net/mac80211/event.c
parentAdd audit messages on type boundary violations (diff)
parentMerge branch 'for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4 (diff)
downloadlinux-dev-d905163c5b23f6d8511971e06081a1b525e8a0bd.tar.xz
linux-dev-d905163c5b23f6d8511971e06081a1b525e8a0bd.zip
Merge branch 'master' into next
Diffstat (limited to 'net/mac80211/event.c')
-rw-r--r--net/mac80211/event.c17
1 files changed, 9 insertions, 8 deletions
diff --git a/net/mac80211/event.c b/net/mac80211/event.c
index 0d95561c0ee0..f288d01a6344 100644
--- a/net/mac80211/event.c
+++ b/net/mac80211/event.c
@@ -12,12 +12,12 @@
#include "ieee80211_i.h"
/*
- * indicate a failed Michael MIC to userspace; the passed packet
- * (in the variable hdr) must be long enough to extract the TKIP
- * fields like TSC
+ * Indicate a failed Michael MIC to userspace. If the caller knows the TSC of
+ * the frame that generated the MIC failure (i.e., if it was provided by the
+ * driver or is still in the frame), it should provide that information.
*/
void mac80211_ev_michael_mic_failure(struct ieee80211_sub_if_data *sdata, int keyidx,
- struct ieee80211_hdr *hdr)
+ struct ieee80211_hdr *hdr, const u8 *tsc)
{
union iwreq_data wrqu;
char *buf = kmalloc(128, GFP_ATOMIC);
@@ -34,8 +34,9 @@ void mac80211_ev_michael_mic_failure(struct ieee80211_sub_if_data *sdata, int ke
kfree(buf);
}
- /*
- * TODO: re-add support for sending MIC failure indication
- * with all info via nl80211
- */
+ cfg80211_michael_mic_failure(sdata->dev, hdr->addr2,
+ (hdr->addr1[0] & 0x01) ?
+ NL80211_KEYTYPE_GROUP :
+ NL80211_KEYTYPE_PAIRWISE,
+ keyidx, tsc);
}