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authorIngo Molnar <mingo@elte.hu>2011-06-16 13:23:15 +0200
committerIngo Molnar <mingo@elte.hu>2011-06-16 13:23:22 +0200
commitb4f9f2b64aa189c5584f266f4f0343af7a705441 (patch)
treef410718bb93590ff61682b566c10f70d5883bbcd /net/mac80211/tx.c
parent76369139ceb955deefc509e6e12ce9d6ce50ccab (diff)
parent2c53b436a30867eb6b47dd7bab23ba638d1fb0d2 (diff)
downloadop-kernel-dev-b4f9f2b64aa189c5584f266f4f0343af7a705441.zip
op-kernel-dev-b4f9f2b64aa189c5584f266f4f0343af7a705441.tar.gz
Merge commit 'v3.0-rc3' into perf/core
Merge reason: add the latest fixes. Signed-off-by: Ingo Molnar <mingo@elte.hu>
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 64e0f75..3104c84 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);
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