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| author | Jouni Malinen <jouni.malinen@atheros.com> | 2010-06-11 10:27:33 -0700 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2010-06-15 16:00:49 -0400 |
| commit | 9190252c952a33efa1ceff4ef35188f8a27b81cb (patch) | |
| tree | f6c7473c919e7a3f0ff7c1b6543da44f8c338d02 /net/mac80211/debugfs_key.c | |
| parent | 05e48e8e437148298f4673e1efe81f9ead5f41d7 (diff) | |
| download | lwn-9190252c952a33efa1ceff4ef35188f8a27b81cb.tar.gz lwn-9190252c952a33efa1ceff4ef35188f8a27b81cb.zip | |
mac80211: Use a separate CCMP PN receive counter for management frames
When management frame protection (IEEE 802.11w) is used, we must use a
separate counter for tracking received CCMP packet number for the
management frames. The previously used NUM_RX_DATA_QUEUESth queue was
shared with data frames when QoS was not used and that can cause
problems in detecting replays incorrectly for robust management frames.
Add a new counter just for robust management frames to avoid this issue.
Signed-off-by: Jouni Malinen <jouni.malinen@atheros.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'net/mac80211/debugfs_key.c')
| -rw-r--r-- | net/mac80211/debugfs_key.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/net/mac80211/debugfs_key.c b/net/mac80211/debugfs_key.c index 97c9e46e859e..fa5e76e658ef 100644 --- a/net/mac80211/debugfs_key.c +++ b/net/mac80211/debugfs_key.c @@ -143,7 +143,7 @@ static ssize_t key_rx_spec_read(struct file *file, char __user *userbuf, len = p - buf; break; case ALG_CCMP: - for (i = 0; i < NUM_RX_DATA_QUEUES; i++) { + for (i = 0; i < NUM_RX_DATA_QUEUES + 1; i++) { rpn = key->u.ccmp.rx_pn[i]; p += scnprintf(p, sizeof(buf)+buf-p, "%02x%02x%02x%02x%02x%02x\n", |