summaryrefslogtreecommitdiff
path: root/net/mac80211/tx.c
diff options
context:
space:
mode:
authorJohn W. Linville <linville@tuxdriver.com>2011-06-09 14:23:30 -0400
committerJohn W. Linville <linville@tuxdriver.com>2011-06-09 14:23:30 -0400
commite23535ca11525945bd7fca05ac5941efba232498 (patch)
tree43ddf01415e60988b73f832d97ca2c07a6f8053e /net/mac80211/tx.c
parent0c1ad04aecb975f2a2014e1bc5a2fa23923ecbd9 (diff)
parent51e65257142a87fe46a1ce5c35c86c5baf012614 (diff)
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-2.6 into for-davem
Diffstat (limited to 'net/mac80211/tx.c')
-rw-r--r--net/mac80211/tx.c7
1 files changed, 6 insertions, 1 deletions
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 64e0f7587e6d..3104c844b544 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -1480,7 +1480,12 @@ static int ieee80211_skb_resize(struct ieee80211_local *local,
{
int tail_need = 0;
- if (may_encrypt && local->crypto_tx_tailroom_needed_cnt) {
+ /*
+ * This could be optimised, devices that do full hardware
+ * crypto (including TKIP MMIC) need no tailroom... But we
+ * have no drivers for such devices currently.
+ */
+ if (may_encrypt) {
tail_need = IEEE80211_ENCRYPT_TAILROOM;
tail_need -= skb_tailroom(skb);
tail_need = max_t(int, tail_need, 0);