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authorPaul Mundt <lethal@linux-sh.org>2011-06-14 15:15:49 +0900
committerPaul Mundt <lethal@linux-sh.org>2011-06-14 15:15:49 +0900
commit9aa7719e0c6a1580451900e672744752804f8f75 (patch)
treeba36c5536342db2759d0a1843dffd0c193e26ff0 /net/mac80211/tx.c
parent583af252ab07cd1e8721878463da5b7016c18fdc (diff)
parent2c53b436a30867eb6b47dd7bab23ba638d1fb0d2 (diff)
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Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6 into sh-fixes-for-linus
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);