diff options
| author | Ingo Molnar <mingo@elte.hu> | 2009-03-28 22:27:45 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-03-28 22:27:45 +0100 |
| commit | 3fab191002b184e4390aa07c7149c6cc7b638ec7 (patch) | |
| tree | 821382d49e47c19531bfc3bb9e1f8922486374d4 /drivers/net/wireless/rt2x00/rt2x00crypto.c | |
| parent | 93394a761d78503f11d05b1a7b23d5a9ccc8dad2 (diff) | |
| parent | 7c730ccdc1188b97f5c8cb690906242c7ed75c22 (diff) | |
Merge branch 'linus' into x86/core
Diffstat (limited to 'drivers/net/wireless/rt2x00/rt2x00crypto.c')
| -rw-r--r-- | drivers/net/wireless/rt2x00/rt2x00crypto.c | 15 |
1 files changed, 13 insertions, 2 deletions
diff --git a/drivers/net/wireless/rt2x00/rt2x00crypto.c b/drivers/net/wireless/rt2x00/rt2x00crypto.c index aee9cba13eb..0b41845d954 100644 --- a/drivers/net/wireless/rt2x00/rt2x00crypto.c +++ b/drivers/net/wireless/rt2x00/rt2x00crypto.c @@ -1,5 +1,5 @@ /* - Copyright (C) 2004 - 2008 rt2x00 SourceForge Project + Copyright (C) 2004 - 2009 rt2x00 SourceForge Project <http://rt2x00.serialmonkey.com> This program is free software; you can redistribute it and/or modify @@ -49,9 +49,14 @@ enum cipher rt2x00crypto_key_to_cipher(struct ieee80211_key_conf *key) void rt2x00crypto_create_tx_descriptor(struct queue_entry *entry, struct txentry_desc *txdesc) { + struct rt2x00_dev *rt2x00dev = entry->queue->rt2x00dev; struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(entry->skb); struct ieee80211_key_conf *hw_key = tx_info->control.hw_key; + if (!test_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags) || + !hw_key || entry->skb->do_not_encrypt) + return; + __set_bit(ENTRY_TXD_ENCRYPT, &txdesc->flags); txdesc->cipher = rt2x00crypto_key_to_cipher(hw_key); @@ -69,11 +74,17 @@ void rt2x00crypto_create_tx_descriptor(struct queue_entry *entry, __set_bit(ENTRY_TXD_ENCRYPT_MMIC, &txdesc->flags); } -unsigned int rt2x00crypto_tx_overhead(struct ieee80211_tx_info *tx_info) +unsigned int rt2x00crypto_tx_overhead(struct rt2x00_dev *rt2x00dev, + struct sk_buff *skb) { + struct ieee80211_tx_info *tx_info = IEEE80211_SKB_CB(skb); struct ieee80211_key_conf *key = tx_info->control.hw_key; unsigned int overhead = 0; + if (!test_bit(CONFIG_SUPPORT_HW_CRYPTO, &rt2x00dev->flags) || + !key || skb->do_not_encrypt) + return overhead; + /* * Extend frame length to include IV/EIV/ICV/MMIC, * note that these lengths should only be added when |